LEVEL MEASUREMENT GUIDE

Embrace the proven,

welcome the new
siemens.com/level
 CONNECT. CONTROL. SAVE

The front lines

of digitalization Contents
Technology selector 5
Enormous potential benefits await your But even in the age of digital, you still need accurate, Level controllers 8
reliable, and rugged process instrumentation. Because if
operations with Industry 4.0. With Ultrasonics10
field instruments can’t supply the right data, even the most
unparalleled control and access, you sophisticated digitalization plans will fail. Radar12
now have complete knowledge of what’s Intelligent level monitoring brings intelligent operations: Continuous contact 16
happening in your plant at all times. Connect devices to Siemens MindSphere Cloud for Industry Point level 18
and use SITRANS IQ apps to see your plant open up before Hydrostatic20
you.
Level by weight 22
Commission, monitor, and diagnose operations with
the touch of your smartphone through the SITRANS Remote monitoring and displays  26
mobile IQ app. Digitalization28
Save operators’ time and eliminate inefficiencies through Support30
optimized processes, delivering cost savings directly to your
bottom line.

With the knowledge that no single technology can address

the needs of all industrial applications, Siemens provides a
complete range of level measurement devices. All backed by
our global support network, providing experienced sales and
technical assistance when and where you need it.

2 3
 Because no single technology
measures level in all applications,
Siemens offers selection. Level technology selector
Start with the right product, finish with low cost of ownership and increased safety. preferred
•
• condition dependent
Non-contacting technology Ultrasonic Radar

Continuous level Point level

Always consider non-contacting technology first.
SITRANS LU and SITRANS LR ultrasonic and radar

Hydrostatic pressure
Guided wave radar
technologies measure most level applications.

Capacitance

Capacitance
Gravimetric
Ultrasonic

Ultrasonic
Vibration

Paddle
Radar
Minimal maintenance

RF
Conditions

Measurement
No wear and tear
Level • • • • • • • • • •
Easiest to commission and install
Interface (liquid/liquid) • • • •
Interface (liquid/solid) • • •
Volume • • • • • •
Contacting technology Pressure Guided wave radar Capacitance Weighing Mass • •
Flow (open channel) • •
Level Application
For high accuracy dosing/batching use SIWAREX (weighing). Changing density • • • • • • • •
SITRANS LG (guided wave radar), SITRANS P (pressure), and Changing dielectric • • • • • • • • •
SITRANS LC (capacitance) are the answer for the following: Aggressive chemicals* • • • • • • • • • •
Pressure/vacuum • • • • • • • •
High temperature • • • • • • • •
Small process connections Cryogenic • • • •
Turbulence • • • • • • • • •
Interface detection Steam • • • • • • • •
Hydrocarbon vapors/
Extreme pressure and temperature
solvents
• • • • • • •
applications
Foam • • • • • • • • •
Buildup • • • • • • • • • •
Safety and assurance Control
High viscosity • • • • • • • • • •
Dust • • • • • • • • •
For point level detection, safety of Pre-programmable control features, datalog-
Solids powders • • • • • • • • •
Solids granules/pellets
personnel, back-up control, and to avoid ging, extra inputs/outputs, full communica-
< 25 mm (1")
• • • • • • • • •
costly shutdowns, install point level tion. For applications when you want more Solids > 25 mm (1") • • • • • • •
devices like Pointek CLS, SITRANS LCS050, than strictly level measurements. * Check chemical compatibility.
SITRANS LVL, SITRANS LVS or SITRANS LPS.

SITRANS LUT400 MULTIRANGER SITRANS LT500

Technology selector | Controllers | Ultrasonics | Radar | Continuous contact | Point level | Hydrostatic | Level by weight | Remote monitoring and displays | Digitalization | Support Technology selector | Controllers | Ultrasonics | Radar | Continuous contact | Point level | Hydrostatic | Level by weight | Remote monitoring and displays | Digitalization | Support

4 5
 SITRANS
LR250

SITRANS
SITRANS SITRANS
LU240
LVL200 LC300
SITRANS

LEVEL MEASUREMENT ECHOMAX

LG250

TRANSDUCER

Because no single technology

measures level in all applications, POINTEK

Siemens offers selection

CLS200

Monitoring water levels in open channels. Tracking the amount MULTIRANGER

of grain in a silo. Measuring oil in a tank. Simply put, level

measurement tells you how much material is at a given location.

The right instrument for your application

SITRANS P
Siemens level measurement instruments let you get on with your day. Easy 4-button program-
ming and graphical Quick Start Wizards deliver headache-free installation and setup.
Advanced processing means that operators aren’t spending valuable time repeatedly trouble- SITRANS
CLS100
shooting devices—instead they can be confident that these instruments are delivering reli-
able, accurate results.

SITRANS
POINTEK LR560
CLS300

HI
Complementing our level technology is Siemens’ complete suite of SITRANS
LVS300
Cellular

LO
process instruments, gas analytics, automation, and drives for industries
around the globe:
1 2 3 4 S R T

SITRANS
SITRANS RD200
RD150 SITRANS SITRANS
SCSC T3CS
SITRANS
(SINGLE INPUT) (DUAL INPUT) RD500

HI
Flow Gas analytics
LO
Weighing Gear reducers SITRANS RD300

MENU

Pressure Motors
F1

F2

F3

SITRANS SITRANS
Temperature Control systems RD100 RD300

Positioning Industrial communication

Power supplies PLCs
Process protection HMIs
Process controllers Drives
SITRANS
LPS200
Remote displays Motion control SITRANS
LVS200
Process recorders

SIWAREX SIWAREX SIWAREX

WP231 WL200 WL200

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6 7
 LEVEL CONTROLLERS

Ultimate control for your

application

After leading the market in ultra- Need high-accuracy open channel monitoring?
How about flexible control with multiple relays
sonic level controllers for the past
and ultrasonic level? Or perhaps you need a reli-
40 years, Siemens has evolved its able controller for long-range, high-frequency
industry-leading control solutions radar?
to include 80 GHz radar sensors. Siemens level controller portfolio answers all
these questions—and more.
SITRANS LUT400 MultiRanger200 / HydroRanger200 SITRANS LT500
The new SITRANS LT500 level, flow, and pump High accuracy and data logging Differential measurement and six First choice for radar sensor
controllers for radar transmitters—or any two-wire control relays measurement at 80 GHz
Technology Ultrasonic Ultrasonic Ultrasonic, radar, 4-20 mA
4-20 mA devices—offers everything from basic
Order No. 7ML5050 7ML5033 / 7ML5034 7ML60
level control to complex pumping routines. Easily
SITRANS LUT400 are compact, single MultiRanger/HydroRanger are versatile SITRANS LT500 is a controller for level,
retrofit older equipment with SITRANS LT500 and point, long range ultrasonic controllers short- to medium-range ultrasonic volume, volume flow, and pump applica-
siemens.com/controllers see how improved system control delivers savings for continuous level or volume mea- single and multi-vessel level monitor/ tions for radar and ultrasonic transmitters –
surement of liquids, slurries, and solids, controllers for virtually any application or any other 2-wire 4 to 20 mA devices.
directly to your company’s bottom line.
and high accuracy monitoring of open in a wide range of industries.
channel flow.
Range 0.3 to 30 m (1 to 98 ft), sensor 0.3 to 15 m (1 to 49 ft), sensor Sensor dependent
dependent dependent
Key features • Digital receiver for high performance • Range of models for simple level • Single- and dual-point measurements
and reliability in noisy applications measurement or pump control to • Quick Start Wizards with 6 different
• Intuitive ease of use more complex for differential level, display views and optional view
• Advanced pump, alarm, and flow open channel measurement, advanced information
control features with three relays pump control, alarming, and gate • Compatible with SITRANS LR110/120,
• Integrated datalogger control SITRANS Probe LU240 and generic mA
• Real-time clock with daylight saving • Auto False-Echo Suppression to avoid inputs
time and energy-saving algorithms false echoes from fixed obstructions • Six fully programmable relays rated at 5A
• Intuitive ease of use for pump control and alarming
• Six relays • Datalogging, parameter backup and copy
configuration on micro memory card
Communications • HART • RS-485 with Modbus RTU or ASCII HART, Modbus RTU, PROFIBUS DP or
or outputs • USB: Integrated web browser for local • SmartLinx cards for PROFINET, Modbus PROFIBUS PA options
programming TCP/IP, Ethernet/IP, PROFIBUS DP,
DeviceNet
Data logging • •
Communication • •
options
High-accuracy flow •
Dual point • •
pump control

Technology selector | Controllers | Ultrasonics | Radar | Continuous contact | Point level | Hydrostatic | Level by weight | Remote monitoring and displays | Digitalization | Support Technology selector | Controllers | Ultrasonics | Radar | Continuous contact | Point level | Hydrostatic | Level by weight | Remote monitoring and displays | Digitalization | Support

8 9
 ULTRASONICS

Active face technology keeps

transmitters free of material
buildup
Siemens non-contacting ultrasonic SITRANS Probe LU240 transmitters are a great
solution, where value and performance meet.
sensors and transmitters have active
These cost-effective, compact intelligent level
face technology which reduces transmitters give you the level, volume, and flow
material buildup and provides trou- measurement you need with field-proven echo
ble-free, reliable performance. Both processing. For ultrasonic non-contacting point SITRANS Probe LU240 Echomax transducers Pointek ULS200

level detection, Pointek ULS200 is a reliable trans- 2-wire transmitter with HART 7 Full range of options for all application Point level detection
our transmitters and transducers communications needs
mitter.
(when combined with a Siemens Order No. 7ML511 7ML1106, 7ML1100, 7ML1115,
7ML1118, 7ML1171 and 7ML1123
7ML1510

Siemens Echomax ultrasonic level transducers are

controller) feature Process Intelli- SITRANS Probe LU240 is a cost-effective, • Echomax XRS-5: for flumes and weirs Ultrasonic non-contacting switch with two
impervious to buildup, moisture, vibrations, and compact, intelligent level solution for • Echomax ST-H: installation flexibility switch points for level detection of bulk
gence, our field-proven echo flooding. With the ability to detect submergence liquid chemical inventory, monitoring • Echomax XPS-10/15: liquids, solids and solids, liquids, and slurries; ideal for sticky
processing algorithms, to guarantee – when paired with a submergence shield – these small process vessels, and level monitor- slurries materials.
ing measurement in the environmental • Echomax XPS-30: deep wells and solids
the most reliable performance transducers are a perfect fit for a range of indus- industry.
trial applications. Siemens transducers are easy to
possible. Range 0.2 to 12 m (0.8 to 39 ft) 0.3 to 30 m (1 to 98 ft), model dependent • Liquids: 0.25 to 5 m (0.8 to 16 ft)
• Solids: 0.25 to 3 m (0.8 to 10 ft)
install and require little to no maintenance. The
unmatched beam angle – stronger pulse and Process -40 to 80 °C (-40 to 176 °F) -40 to 95 °C (-40 to 203 °F), model • -40 to 60 °C (-40 to 140 °F)
temperature dependent • -20 to 60 °C (-5 to 140 °F) if mounted in
sensitivity in a compact beam – make our trans- metal threads
ducers the most powerful in the industry. Process pressure 0.5 bar 8 bar, model dependent Atmospheric
Key features • IP68 fully potted option with its fully • IP68 fully potted option with its fully • Easy two button programming
siemens.com/ultrasonics
encapsulated PVDF sensor is resistant to encapsulated PVDF sensor is resistant to • Two switch outputs for alarms
corrosion, chemicals and extreme shock corrosion, chemicals and extreme shock • Flange adapter
• Battery and solar-powered friendly, • PVDF, ETFE or PVDF copolymer and • Sanitary mounting
with low start-up current and 10.5-volt CSM face
operation • Submergence detection with shield
• Reduced blanking distance available
• 4-button user interface or remote • Compatible with SITRANS LUT400 and
configuration MultiRanger/HydroRanger controller
• Compatible with SITRANS LT500
controller
Communications HART 7 Controller dependent 2 SPDT Form C contacts, rated 5 A at
or outputs 250 V AC or 30 V DC, transistor
Local HMI • •
Continuous
measurement
• •
Alarming and
control
•
Extreme shock and
vibration
•

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10 11
 RADAR FOR LIQUIDS AND SLURRIES

Wide range of process

connections and antennas SITRANS LR100 series SITRANS LR250 SITRANS LR560

for most materials Order No.

Universal applications with Bluetooth
connectivity
7ML530, 531, 532, 533, 534
Process conditions in oil and gas, chemi-
cal, or hygienic industries
7ML5431 PLA, 7ML5431 horn, 7ML5432,
Sea and river level measurement

7ML5440
7ML5433
80 GHz compact radar transmitters with 2-wire, 25 GHz pulse radar level 2-wire, 78 GHz FMCW radar level trans-
Liquid level measurement chal- Take the 80 GHz SITRANS LR100 series: these
Bluetooth wireless technology. transmitter. mitter for continuous monitoring of solids
transmitters operate far above most application
lenges are no match for Siemens’ or liquids.
requirements, easily handling whatever liquid or Versions SITRANS LR100 for basic measurement SITRANS LR250 PLA for process industries n/a
complete range of radar transmit- slurry you’ve got. Zero blanking distance allows SITRANS LR110 with communication and SITRANS LR250 FEA for extreme corrosive
ters. Whether it’s turbulent process you to measure right up to the sensor, avoiding
hazardous approvals options
SITRANS LR120 with communication and
chemicals and high temperature
SITRANS LR250 horn ideal for oil and gas,
vessels, hazardous chemicals, or costly overfilling. optional submergence shield for flooding highest temperature rating
protection SITRANS LR250 HEA hygienic antenna
slurries with a tendency to build up, SITRANS LR250 is an excellent choice for liquid SITRANS LR140 for basic measurement and variety of process connections
SITRANS LR150 versatile version with
our portfolio has the solution. level measurement in storage and process vessels
communication and hazardous approval
to 20 meters (66 ft). With its range of antennas,
options and optional HMI
this transmitter can handle whatever you need it Range SITRANS LR100 to 8 m (26 ft) up to 20 m (66 ft) 40 m (131 ft)
to. Its class-leading range of process connections SITRANS LR110 to 15 m (49 ft) 100 m (328 ft)
mean that hygienic applications are no problem SITRANS LR120 to 30 m (98 ft)
SITRANS LR140 to 8 m (26 ft)
for this instrument. SITRANS LR150 to 15 m (49 ft)
siemens.com/radar
Process -40 to 80 °C (-40 to 176 °F) -40 to 200 °C (-40 to 392 °F), process • -40 to 100 °C (-40 to 212 °F)
And for monitoring the level of sea or river water,
temperature connection dependent • -40 to 200 °C (-40 to 392 °F)
SITRANS LR560 can effectively provide accurate Process pressure -1 to 3 bar up to 40 bar g (580 psi g), process up to 3 bar g (43.5 psi g) option
measurements with its long range and narrow connection dependent
beam. Key features • Narrow beam for flexible installations • Process Intelligence – advanced echo • Process Intelligence – advanced echo
in existing vessel openings – or processing for reliable performance processing for reliable performance
non-intrusively through plastic vessels • Graphical HMI • Graphical Quick Start Wizard for easy
• Accuracy: 2 mm (0.08") • Quick Start Wizard and display and fast setup
• Optional submergence shield diagnostics • Stainless steel enclosure for near-shore
• Gas & dust Ex approval • 3-A, EHEDG corrosion resistance
• Antennas for aggressive conditions • Narrow 4-degree beam yields reliable
(acids, alkalis, and other corrosive measurement when installed close
chemicals) to wall
• SIL 2 for functional safety
Communications or • HART, Modbus RTU HART or PROFIBUS PA HART, PROFIBUS PA
outputs • Bluetooth 4.2 or higher
Extreme
temperature/ •
pressure
Extreme corrosion
resistance
•
Long range •
SITRANS LT500
programmable
•
Bluetooth
connectivity
•

Technology selector | Controllers | Ultrasonics | Radar | Continuous contact | Point level | Hydrostatic | Level by weight | Remote monitoring and displays | Digitalization | Support Technology selector | Controllers | Ultrasonics | Radar | Continuous contact | Point level | Hydrostatic | Level by weight | Remote monitoring and displays | Digitalization | Support

12 13
 RADAR FOR SOLIDS

Narrow beam and high

frequency for reliable
measurement of solids.
Strong signals over long distances, SITRANS LR560 is the easiest-to-use solids radar-
transmitter on the market. With a suite of
reliable measurements unaffected
enhanced features including: 100 m range, high
by temperature change, and clear temperature capability, durable metal enclosure,
echo profiles in dusty environ- purging, flanging and aiming options, and process
ments—Siemens high-frequency connections to meet your basic to most chal-
lenging process needs.
80 GHz radar means application SITRANS LR560 SITRANS LR110/120
First choice Basic applications
troubles are a thing of the past. SITRANS LR100 series transmitters meet the needs
Order No. 7ML5440 7ML531, 7ML532
of general solids applications. Featuring a compact
2-wire, 78 GHz FMCW radar level transmitter for continuous 80 GHz compact radar transmitters with Bluetooth wireless
size, shorter ranges, and Bluetooth and SITRANS
monitoring of solids. technology.
mobile IQ for easy installation and configuration. Range • 40 m (131 ft) SITRANS LR110 to 15 m (49 ft)
• 100 m (328 ft) SITRANS LR120 to 30 m (98 ft)
Process • -40 to 100 °C (-40 to 212 °F) -40 to 80 °C (-40 to 176 °F)
temperature • -40 to 200 °C (-40 to 392 °F)
Process pressure up to 3 bar g (43.5 psi g) option -1 to 3 bar
Key features • Process Intelligence – advanced echo processing for reliable • Narrow beam for flexible installations
performance • Process connections: Thread 1"
siemens.com/radar • Graphical Quick Start Wizard for easy and fast setup • Accuracy: 2 mm (0.08")
• Push buttons or optional Intrinsically Safe infrared handheld • Beam angle: 4° (SITRANS LR120), 8° (SITRANS LR110)
programmer • Gas and dust Ex approval
• Narrow 4-degree beam yields reliable measurement when
installed close to wall
• Dust Ex approval
Communications HART, PROFIBUS PA • HART, Modbus RTU
or outputs • Bluetooth 4.2 or higher
Purging in chal-
lenging conditions
•
Standard process
flange connections
•
Local HMI •
Intrinsically safe
approval
•
Bluetooth
connectivity
•

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14 15
 CONTINUOUS CONTACT LEVEL

Simple installation
for interface or level monitoring
that works
SITRANS LG guided wave radar Extreme process conditions don’t stand a chance,
SITRANS LG SITRANS LC300
and these transmitters feature SIL options for
transmitter is the solution for your Liquids, solids, hygienic and extreme conditions General liquids or solids
applications requiring functional safety. Advanced Order No. 7ML5880, 7ML5881, 7ML5882, 7ML5883 7ML5670-3
easiest level or interface application diagnostics including trending, profiles, and event Guided wave radar transmitters for level, level/interface, and volume measure- Inverse frequency shift capacitance con-
to your most demanding—and logging give you the data you need at every step ment of liquids and solids. tinuous level transmitter for liquids, solids
and Interface detection for harsh conditions
everything in between. With simple, of your process. Rapid response times and superior including buildup.
echo processing deliver accurate and reliable SITRANS LG240 for hygienic applications
reliable installation and little to no Versions
SITRANS LG250 highly flexible solution for liquid level and interface applications
n/a
readings over the full application range, even in
configuration, you’ll be operational small containers and in low dielectric constant
SITRANS LG260 for solids applications
SITRANS LG270 for extreme conditions including high temperature and high
in minutes, saving you time and material. And with field-replaceable and adjust- pressure applications

money. able probes, if your process changes, your Range • Insertion length 300 mm (11.8 inches) to 75 m (246 ft) • Rod: max. length 5.5 m (18 ft)
measurement device can too. • Probe types include: cable, rod, and coaxial versions • Cable: max. length 25 m (82 ft)
Process temperature -196 to 450 °C (-321 to 842 °F) -40 to 200 °C (-40 to 392 °F)
SITRANS LC300 is ideal for a range of liquids, Process pressure -1 to 400 bar / -100 to 4000 kPa -1 to 35 bar (-14.6 to 500 psig)
solids, and interface applications in the chemical, Key features • Ability to measure interface and level at the same time, digital and 2 current • Active-Shield technology
options available • Push-button calibration
hydrocarbon processing, and food and beverage
• Advanced diagnostics including trending, event logging, multiple profile • Integrated local display
industries. Capacitance instruments use active- logging • Inverse frequency approach provides high
shield technology to ensure true and accurate • Self monitoring to ensure reliable operation to international NE 107 standards resolution
• Automatic false echo suppression to ensure ongoing reliable measurements • Accuracy: < 0.5% of actual measurement
level readings are recorded from the material
even with buildup value
surface. • Quick response with high accuracy
siemens.com/sitransLG
• Software and display Wizards for ease of installation
• Functional Safety suitable (SIL 2/ redundant 3)
• Field replaceable and adjustable probes
• Remote display or remote electronics
• Accuracy up to ±2 mm (0.08")
• Strong construction with dual seal to ensure its integrity in tough applications
including options for aggressives such as ammonia
• Real-time measurements for applications in steam boilers
• Safety rated for 72 hours of unattended operation
Communications • HART, PROFIBUS PA, Modbus RTU, and Foundation Fieldbus 4 to 20 mA
or outputs
High pressure/
temperature
•
Interface with
emulsion
•
Clean interface •
Bottom mount •
Short range •

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16 17
 POINT LEVEL

A switch for every application

with options for remote Pointek CLS100/200/300 and

testing and extreme SITRANS LVS100/200/300

Dry powder solids
SITRANS LVL100/200
Non-sticky liquids and slurries
SITRANS LPS200
Extreme temperatures
and buildup
SITRANS LCS050
Solids, liquids and interface
point level detection

temperatures. Order No. 7ML5735, 7ML5731-4,

7ML5736-8
7ML5745, 7ML5746, 7ML5747,
7ML5748
7ML5725-8, 7ML5730 7ML5501, 7ML5610,
7ML5630-3, 7ML5640-3,
7ML5650-2, 7ML5660-2,
7ML5772
Vibrating point level switches Compact vibrating point level Rotary paddle switch for point RF capacitance switch for level
With options as simple or sophisti- Whether you’re looking for backup, high- or low-
for dry powder, fine grain, switch for liquid and slurry and level detection of powder and detection in interfaces, solids,
level detection, interface, or dry run protection and granular bulk solids with pump protection. Ideal for use in granular solids with bulk densi- liquids, slurries, and foam and
cated as you need them to be, densities from 5 to 30 g/l confined spaces. ties as low as 15 g/l (0.94 lb/ft3). demanding conditions.
– these switches will reduce your maintenance,
Siemens point level devices are downtime, and equipment replacement costs.
(0.3 to 1.9 lb/ft3).
Versions SITRANS LVS100 for dry powder SITRANS LVL100 compact Standard for side or top mount SITRANS LCS050 ultra-compact
your answer. SITRANS LVS200 for dry powder SITRANS LVL200 for applica- Cable extended top mount Pointek CLS100 compact
Remote testing? Not a problem. A range of
with very low density tions with higher pressure/ Shaft protection for side Pointek CLS200 standard
Siemens point level instruments now feature SITRANS LVS300 for bulk solids temperature Ex approvals mounting with buildup Pointek CLS300 for harsh
convenient remote testing via single or and aggressive applications Angled shaft for aggressive side demanding applications
mount applications
siemens.com/pointlevel two-channel remote test signal conditioners or
Range Insertion length: Insertion length: Insertion length: Compact version starts at
your control system. 170 mm to 20 m (6.7" to 65 ft) 40 mm to 4000 mm 100 mm to 10 m (4" to 30 ft) 12 mm (0.47")
(1.5" to 13 ft) Rod: 50 mm to 5.5 m
Product buildup? Rotary point level devices (14" to 18 ft)
specialize in low bulk density applications, Cable: 1 to 30 m (3 to 98 ft)
ensuring accurate readings even in dusty, turbu- Process -40 to 150 °C -196 to 450 °C -25 to 600 °C -40 to 400 °C (-40 to 752 °F)
temperature (-40 to 302 °F) (-321 to 842 °F) (-13 to 1112 °F) high temperature version
lent, and vaporous environments. And because
Process Up to 10 bar g (145 psi g) -1 to 160 bar/-100 to 16000 kPa Up to 0.5 bar g (7.25 psi g) Up to 35 bar g (511 psi g)
even a small level change creates a large and pressure Pressure to 30 bar options (-14.5 to 2320 psi g) Optional up to 10 bar g
detectable change in frequency, Siemens capaci- available (145 psi g)
tance switches provide excellent resolution while Key features • High, low and demand level • Test function including • Optional hinged vane • Inverse frequency provides
detection remote options • 5 seal ingress protection high resolution
consistently demonstrating immunity to buildup.
• Replaceable electronics • Fault monitoring for corrosion, • Motor switches off during • Adjustable sensitivity to
• Interface model for solids in loss of vibration, or line break alarm for long service life handle buildup or non contact
Need functional safety in your application?
liquids to the piezo drive • Friction clutch design prevents material detection
Siemens offers the world’s first rotary paddle • Best-in-industry lowest density • Compact design for tight impact damage • SensGuard for abrasives
switch with SIL options in addition to a series of measurement spaces • Rotation failure monitoring • PPS or PVDF probe options
• Unaffected by external • ½" process connections • SIL 2 options • Display with local button
SIL instruments in all our point level lines.
vibrations • SIL 2 and hygienic options configuration
• Remote buildup monitoring • Options for extreme pressures • Active-shield for increased sen-
Whatever your requirement, Siemens has a switch
• Customer supplied pipe exten- and temperatures sitivity and buildup protection
solution. sions for flexible installations • SIL 2 options
Comms. N/A N/A N/A PROFIBUS PA, IO-Link
Buildup • •
Interface • •
Granular size
> 20 mm
• • •
Very low bulk
density
•
Remote
testing
• •

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18 19
 HYDROSTATIC

Level measurement in
chemical and petrochemical
industries
SITRANS LH100

Hydrostatic level measurement with These instruments can handle extreme chemical
and mechanical loads as well as electromagnetic
Siemens gauge, absolute, and SITRANS P320/420
interference. They are widely applied in chemical
differential pressure transmitters and petrochemical industries.
is a low cost option for direct SITRANS LH300
SITRANS P500

mounting or mounting with remote

SITRANS LH100 SITRANS LH300 SITRANS P320/420 SITRANS P500
seals on tanks and vessels. Submersible sensor Submersible sensor Advanced Premium
Order No. 7MF1570 7MF1575 7MF036 7MF56x
Hydrostatic level transmitter Hydrostatic level transmitter Hydrostatic level transmitter Hydrostatic level transmitter
for direct mounting in tanks for direct mounting in tanks for mounting with remote seal for mounting with remote seal
and vessels. and vessels on open or closed vessels on open or closed vessels
with corrosive or non-corrosive with corrosive or non-corrosive
liquids. liquids.
siemens.com/hydrostatic
Range 3 m to 20 m H2O 1 m to 40 m H2O 50m (167ft) H2O 60m (210ft) H2O)
(9 ft to 60 ft H2O) (3 ft to 120 ft H2O)
Process -10 to 80 °C -10 to +80 °C -40 to 100 °C -40 to 125 °C
temperature (14 to 176 °F) (14 to 176 °F) (-40 to 212 °F) (-40 to 257 °F)
Process pressure N/A N/A depending on process depending on process
connection connection
Key features • Applicable to harsh environ- • Compact stainless steel trans- • With remote seals up to • With remote seals up to
mental conditions due to the mitter with Al2O3 ceramics 400 °C (752 °F) 400 °C (752 °F)
piezoresistive ceramic sensor sensor • Self-diagnostic elements • Diagnostics for customized
• Compact stainless steel • Sensor purity 99.6% for parameterization configuration
enclosure and sensor • Easy installation • Intrinsically Safe • Outstanding accuracy and
• Easy installation • Special measuring ranges: • Explosion proof and flame excellent long-term stability
• Intrinsically Safe • 0 to1 mH20 to 0 to160 mH20 proof • Short response times
• Special measuring ranges: • Cable length up to 1000 m • SIL 2/3 approved • Intrinsically Safe
0 to 3 mH20 to 0 to 30 mH20 (3300 ft) • Corrosion-resistant • Explosion proof and flame
• Cable length up to 100 m diaphragm and process proof
(328 ft) connections • Corrosion-resistant
• Range of different diaphragm and process
process connections connections
• SIL 2 approved
• Range of different process
connections
Communications or N/A 4 to 20 mA HART HART
outputs
Local display • •
SIL • •
Ceramic
membrane
•

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20 21
 LEVEL BY WEIGHT

Gravimetric technology
provides non-intrusive
mass measurement
With SIWAREX electronics and load Automate all of your scales with SIWAREX
weighing modules. Part of Siemens Totally Inte-
cells, not only are you choosing the
grated Automation (TIA), SIWAREX modules can be
highest quality in construction, integrated into SIMATIC and expanded as required
long-lasting performance, and easy to meet your individual requirements.
integration into your weighing
systems, you are also opening the
doors to Siemens’ comprehensive
spectrum of instrumentation.
SIWAREX WT231 SIWAREX WP231

SIWAREX WT231 SIWAREX WP231 SIWAREX WP321 SIWAREX U

siemens.com/weighingmodules Standalone S7-1200 integrated ET 200SP integrated S7-300 integrated
Order No. 7MH4965-2AA01 7MH4960-2AA01 7MH4138-6AA00-0BA0 7MH4950-1AA01
(one channel)
7MH4950-2AA01
(two channel)
Typical Fast basic weighing and force Fast basic weighing and force Fast and accurate weight Basic weighing and force
applications measuring tasks like platform, measuring tasks like platform, measurement applications. measuring tasks, one or two
silo or hopper scales, built-in a silo or hopper scales, seamless channel modules available.
rugged stand-alone solution. integration into SIMATIC S7-
1200 environment.
Automation • RS485 (Modbus RTU) • SIMATIC S7-1200 • SIMATIC S7-400 • SIMATIC S7-300 (directly or
system integration • 0/4-20mA (directly via SIMATIC bus) • SIMATIC S7-300 via SIMATIC ET 200M)
• Four digital outputs • Operator panel • SIMATIC S7-1200 • SIMATIC S7-400 (H)
• Four digital inputs • Automation systems from • SIMATIC S7-1500 via SIMATIC • SIMATIC PCS 7 (H) (via
other manufacturers, via ET 200SP SIMATIC ET 200M)
Ethernet (Modbus TCP/IP) or distributed IO
RS-485 (Modbus RTU)
Accuracy 0.05%
SIMATIC PCS7 – – Via SIMATIC PCS7 add-on software package including faceplate
integration and function block

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22 23
 LEVEL BY WEIGHT

Diverse types and graded

load classes offer a solution
for a range of applications SIWAREX WL260

SIWAREX load cells have high preci- SIWAREX load cells are ideal in almost any indus-
trial sector – food-processing, steel-making, chem- SIWAREX WL230
sion and repeatability of weighing
ical and pharmaceutical, to name a few. With the SIWAREX WL270

and batching processes. They are diverse construc­tion types and comprehensive,
designed for a range of applica- graded load classes ranging from 300 grams to SIWAREX WL230

tions, especially when accuracy is a 500 tons (6.6 pounds to 551 short tons), you are
sure to find the right load cell for your application. SIWAREX WL250
must. With Siemens, you can source
SIWAREX SIWAREX SIWAREX SIWAREX SIWAREX SIWAREX SIWAREX SIWAREX
both your load cells and electronics. WL230 WL230 WL250 WL260 WL270 WL270 K WL280 RN WL290

Choose from our extensive, perfor- Type Shear beam Bending beam S-Type Single point Compression Compression Ring-torsion Double shear
beam
mance-graded line of weighing Order No. 7MH5107, 21 7MH5106 7MH5105 7MH5118 7MH5108, 10 7MH5114 7MH5113 7MH5122

systems – with everything you need Typical Container, Small scale Tank weigh- Small to me- Containers, Vehicle scales, Container, Platform
applications overhead rail containers ing, hybrid dium platform hoppers, and overhead conveyor, plat- scales,
for the whole range of tasks in your conveyor, and platform scales, or scales and vehicle scales rail scales, form and roller hoppers and
and platform scales suspended weighing container table scales vehicle scales
industry. scales container machines, weighers
weighing conveyor small
scales
Nominal load 0.1 to 5 t 10 to 500 kg 50 kg to 10 t 10 to 500 kg 10 to 100 t 2.8 to 500 t 60 kg to 60 t 2.3 to 113 t
(Emax) (0.55 to 5.5 (22 to (110 lbs to (22 to 1102 lbs) (11 to 220 (3 to 551 (132 lbs to (2 to 111 tn. L)
short tons) 1102 lbs) 11 short tons) short tons) short tons) 66 short tons)
siemens.com/loadcells Accuracy class C3, C4, C5 C3 to OIML C3 to OIML C3 to OIML C3 to OIML 0.1% C3 to OIML C3 to OIML
and max. scale 3,000...5,000 R60; 3,000 R60; 3,000 R60; 3,000 R60; 3,000 R60; 3,000 R60
intervals intervals intervals intervals intervals intervals
Degree of IP68/67 IP68 IP67 IP68/IP69K IP68 IP68 IP66/IP68 IP67
protection

For comprehensive monitoring of the

weighing process down to each single load
cell, we offer our digital junction box
SIWAREX DB

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24 25
 REMOTE MONITORING AND DISPLAYS

Share critical information

and provide control where it is SITRANS RD100
Loop powered
SITRANS RD150
Loop with HART
SITRANS RD200
Universal
SITRANS RD300
Full featured
SIMATIC RTU3000C
family
Remote sites

needed Order No. 7ML5741

2-wire loop-powered
enclosed remote digital
7ML5742
2-wire 4 to 20 mA loop
remote display with
7ML5740
Universal input, panel
mount, remote digital
7ML5744
Dual-line, panel mount,
remote digital display
6NH3112-4BB00-0XX0
Compact remote moni-
toring and control unit.
display for process HART suitable for display for process for process instrumen- Battery, solar or mains
instrumentation. monitoring connected instrumentation. tation. supply. Sensor inputs.
Ideal for remote monitoring applica- SITRANS RD100, SITRANS RD150, SITRANS RD200,
sensors‘ primary HART Internal web-page for
and SITRANS RD300 remote displays bring you the
tions including inventory levels, variables. configuration and
flexibility of seeing instrumentation readings in a monitoring. Integrated
regulatory monitoring, remote convenient location for your operators.
modem.
Input types 4 to 20 mA 4 to 20 mA and HART Universal current, volt- 4 to 20 mA, 0 to 10 V DC • 8 DI
maintenance alarming, or process age, RTD, thermocouple • 4 4-20mA
Our family of displays offer options for integrated
and environmental monitoring, pump control, totalizing, dual input, remote
• HART/Modbus
expansion available
SITRANS RTU3000C family remote communication and monitoring via HART or Digits 3.5 digit display 5 digits 4 digit display Dual-line 6 digit display Internal web page

data manager helps you stay Modbus and remote configuration of connected Key features • 2-wire loop-powered • Remote display with • Easy to read in all • Easy to read, dual-line • Battery or solar-
sensors. Siemens’ selection of displays gives you • Two-step configura- sensor configuration conditions display operated
connected and informed. tion via HART • Temperature and • 32-point lineariza- • 10.8V to 28.8V DC
an inexpensive view into your processes. • Intrinsically Safe, non- • Monitor extended data process meter tion and square root • LTE-M/NB-IoT
incendive via HART • Software supports function • Internal GPS
And the compact SIMATIC RTU3000C remote • Serviceability without • Flexible field and pan- monitoring and • Nine digit totalizer • Text message, email
terminal units are energy-self-sufficient, loop interruption el mount options configuration • Flexible outputs with and datalogging
low-power devices with flexible power supplies. • Factory calibrated • Menu driven backlit • Alarm indication and up to eight relays • FTP client
siemens.com/SupplementaryComponents
display process control and eight digital I/O • Ethernet port
Easily configured, they operate reliably even under • Plastic, aluminum • Provides power to for process control • 4 Digital outputs
harsh conditions and in areas prone to flooding. and stainless housing instrument alarming • Local control
options • Modbus RTU output • Modbus RTU output functions
• Multi-pump alterna- • IP20 rating
tion control
• Software supports
monitoring and con-
figuration
Operating -40 to 85 °C • Without display and -40 to 65 °C -40 to 65 °C Vertical: -40 to 60 °C
temperature (-40 to 185 °F) adjustment module (-40 to 149 °F) (-40 to 149 °F) (-40 to 140 °F)
-40 to 80 °C Horizontal: -40 to 70 °C
(-40 to 176 °F) (-4 to 158 °F)
• With display and
adjustment module
-20 to 70 °C
(-4 to 158 °F)
HART • optional
Modbus • • optional
Pump control • • •
Loop
powered
• •
Graphic web page
display
•
Remote
comms.
•

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26 27
 GO THE DISTANCE WITH DIGITALIZATION SITRANS SAM IQ – Smart Asset Management SIMATIC Process Device Management (PDM)
Insight into your field devices’ health status, detailed Simatic Process Device Manager (PDM) is one of the most

Introduce easy-to-use apps into trending of process values, and access to device-specific
diagnostic data: SITRANS SAM IQ delivers smart asset
widely used tools for access of a device’s parameters, diag-
nostic and maintenance information.

your operations and harness

management directly in the app.
More than 4,500 devices from more than 200 different
SITRANS mobile IQ manufacturers can be commissioned, parametrized, or

new opportunities
The SITRANS mobile IQ app gives you easy access to field serviced using a single program with a uniform user inter-
instrumentation from your smartphone or tablet. Via a Blue- face.
tooth connection, supported field devices
SITRANS Library
in the environment can be easily and quickly commissioned,
SITRANS Library provides visualized device func- • Easy use of device-specific functions and data from
parameterized and monitored.
Put your plant’s data to work tions to help in both the engineering phase and devices of the SITRANS and SIPART product f­ amilies,
PIA Life Cycle Portal such as dosing or totalizer functions in solutions with
and see your operations open with process control. The measurement range on
the transmitter and in the control system can be This portal helps you select, size and configure your ideal SIMATIC PCS 7
up before you with intuitive synchronized with one click, ensuring consistency piece of instrumentation. The portal interfaces with COMOS • Library with device-specific function blocks, block
and exports to Siemens Industry Mall (mall.industry.siemens. symbols, and faceplates
digital solutions from Siemens. between the field device and DCS system, higher
reliability, and transparency. com). You are able to track the lifecycle of your instrument, • Fully compatible with SIMATIC PCS 7 Standard Advanced
see warranty and extended exchange option information as Process Library (APL) through the entire lifecycle, from
Combined with our digitalization-ready instru- With the ability to connect your products, instru- well additional information such as factory certificates (e.g., engineering to running of the plant
ments, apps like SITRANS mobile IQ and SITRANS ments, systems, and machines, only a complete for calibration or validation).
SAM IQ bring usable device data directly to opera- automation and instrumentation supplier like
tors’ smartphones or tablets, giving your staff the Siemens puts the information your operators need COMOS
ability to examine trends, analyze performance, directly in their hands. With new customer-driven COMOS is the engineering tool from Siemens for the entire
and even commission devices. apps coming to market from our world-class R&D lifecycle of your plant. With the direct integration of our PIA
teams, the possibilities truly are endless. Lifecycle Portal, we guarantee the seamless integration of
our field devices in the engineering environment. We can
offer field devices best suited to your processes, properties,
and measuring requirements.

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28 29
 Sales and TOTALLY INTEGRATED AUTOMATION.
Custom engineering
Siemens provides custom-engineered products to solve your

support
special application needs. From material compatibility chal-
lenges to unique size requirements, Siemens custom engi-
End-to-end integration
from controller level to
neering team can help.

Service around the world

field level
Plants must function reliably at all times. Efficient and effec-
tive process instrumentation and analytics are an indispens-
able requirement to this end. You also need to be certain of
fast and competent service from your supplier. Siemens is a
global company that reacts locally. Whether you require
consulting, quick delivery, or installation of new devices, the With Totally Integrated Automation (TIA), Siemens is the only provider of
Siemens network of specialists is available to you around the an end-to-end integrated portfolio of products and systems for the auto-
world, wherever your location. mation of the entire production workflow. From
Service around the clock the goods receiving area to the finished goods warehouse.
Our online support system offers rapid, comprehensive
assistance regardless of time or location. From product
support to service information, Siemens Industry online
support is your first choice – around the clock, 365 days
Totally Integrated Automation reduces the complexity of the automation
a year.
solution and enables what really counts: the practical combination
siemens.com/service&support of optimally coordinated individual components without interface
problems.

Totally Integrated Automation integrates not only the production

process but all parts of the company from the field level to the manage-
ment level. The result: a perfectly coordinated overall concept that
Maximize your PI training
The PI Introductory Training courses are designed for new
delivers higher productivity.

skills with sales and service employees to learn the product lines, the Communication flexibility
Siemens TIA approach offers ease of connection to a DCS system such as
factory-certified technologies, and the applications. These courses are also
prerequisites for the advanced technology courses which SIMATIC PCS 7 using industrial standards. Siemens provides communica-
training provide in-depth application training. tion flexibility, supporting:

Designed for hands-on learning, all courses are led by field- SIMATIC PDM

tested instructors who combine extensive application and PROFIBUS

Siemens provides a full instrumentation knowledge with seasoned training experi-
HART
schedule of Process ence. Our PI Training Center is specifically designed to opti-
mize your classroom time. It is fully equipped with applica- FOUNDATION Fieldbus
Instrumentation training tion simulation stations, a full range of PI instruments, and Model 375/475 HART field communicator and Emerson AMS
opportunities for Siemens complete industrial communication networks.
SmartLinx (cards are available for PROFIBUS DP, Modbus RTU,
employees, channel For current information and schedules, visit our website at:
and DeviceNet)
partners, and customers. FDT Software via SITRANS DTM
siemens.com/pi-training

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30 31
Published by Subject to changes and errors. The information given in this docu-
Siemens AG 2021 ment only contains general descriptions and/or performance features
Process Industries and Drives which may not always specifically reflect those described, or which
Östliche Rheinbrückenstr. 50 may undergo modification in the course of further development of
76187 Karlsruhe the products. The requested performance features are binding only
Germany when they are expressly agreed upon in the concluded contract.

Article No.: DIPA-I10276-00-7600 All product designations may be registered trademarks of Siemens
Dispo 27900 AG. All other designations in this document may represent trade-
WS 01182.0 marks whose use by third parties for their own purposes may violate
PDF only the proprietary rights of the owner.
© Siemens AG 2021

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