User’s DPharp

Manual Differential Pressure and

Pressure Transmitters
Manual Change No. 12-021-2

For the products of EJX and EJA-E series with any of the following option codes, please refer to
this manual change for handling cautions of ATEX approval.

Applicable part of this

Model Option code
manual change
EJX110A, EJX115A, EJX118A, EJX120A, /KF21, /KS2
EJX130A, EJX210A, EJX310A, EJX430A,
(I)
EJX438A, EJX440A, EJX510A, EJX530A,
EJX610A, EJX630A
EJX110A, EJX115A, EJX118A, EJX120A, /KS26
EJX130A, EJX210A, EJX310A, EJX430A,
EJX438A, EJX440A, EJX510A, EJX530A,
EJX610A, EJX630A, ( II )
EJA110E, EJA115E, EJA118E, EJA120E,
EJA130E, EJA210E, EJA310E, EJA430E,
EJA438E, EJA440E, EJA510E, EJA530E

Oct. 15, 2012

 <2. Handling Cautions>

(I) if it is mounted in an area where the use of

category 1 G apparatus is required, it must
be installed such, that, even in the event of
 ATEX Certification rare incidents, ignition sources due to impact
(1) Technical Data and friction sparks are excluded.
[Installation Diagram]
a. ATEX Intrinsically Safe Type
Hazardous Location Nonhazardous Location
Caution for ATEX Intrinsically safe type.
Transmitter
Note 1. Model EJX Series pressure transmitters + +
with optional code /KS2 for potentially Supply Safety Barrier *1
– –
explosive atmospheres:
• No. KEMA 03ATEX1544 X
• Applicable Standard:
EN 50014:1997, EN 50020:2002, F0206.ai

EN 50284:1999, EN 50281-1-1:1998 *1: In any safety barriers used the output current must be
• Type of Protection and Marking code: limited by a resistor “R” such that Imaxout-Uz/R.
EEx ia IIC T4
• Group: II
WARNING
• Category: 1G, 1D
• Ambient Temperature for gas-proof: To satisfy IP66 or IP67, apply waterproof glands
–50 to 60°C to the electrical connection port.
• Process Temperature (Tp.): 120°C max.
• Maximum Surface Temperature for dust-
proof: b. ATEX Flameproof Type
T85°C (Tamb.: –40* to 60°C, Tp.: 80°C) Caution for ATEX flameproof type.
T100°C (Tamb.: –40* to 60°C, Tp.: 100°C)
T120°C (Tamb.: –40* to 60°C, Tp.: 120°C) Note 1. Model EJX Series pressure transmitters
* –15°C when /HE is specified. with optional code /KF21 for potentially
• Enclosure: IP66 and IP67 explosive atmospheres:
Note 2. Electrical Data • No. KEMA 07ATEX0109
• In type of explosion protection intrinsic • Applicable Standard: EN 60079-0:2006,
safety EEx ia IIC only for connection to a EN 60079-1:2004, EN 61241-0:2006,
certified intrinsically safe circuit with following EN 61241-1:2004
maximum values: • Type of Protection and Marking Code: Ex d
Ui = 30 V, Ii = 200 mA, Pi = 0.9 W, IIC T6...T4, Ex tD A21 IP6x T85, T100, T120
Effective internal capacitance; Ci = 10 nF, • Group: II
Effective internal inductance; Li = 0 mH • Category: 2G, 2D
• Enclosure: IP66 and IP67
Note 3. Installation • Temperature Class for gas-poof:
• All wiring shall comply with local installation T6, T5, and T4
requirements. (Refer to the installation • Ambient Temperature for gas-proof:
diagram) –50 to 75°C (T6), –50 to 80°C (T5), and
Note 4. Maintenance and Repair –50 to 75°C (T4)
• The instrument modification or parts • Maximum Process Temperature (Tp.) for
replacement by other than authorized gas-proof:
representative of Yokogawa Electric 85°C (T6), 100°C (T5), and 120°C (T4)
Corporation is prohibited and will void KEMA • Maximum Surface Temperature for dust-
Intrinsically safe Certification. proof:
T85°C (Tamb.: –40* to 40°C, Tp.: 80°C)
Note 5. Special Conditions for Safe Use T100°C (Tamb.: –40* to 60°C, Tp.: 100°C)
• In the case where the enclosure of the T120°C (Tamb.: –40* to 80°C, Tp.: 120°C)
Pressure Transmitter is made of aluminium, * –15°C when /HE is specified.
 <2. Handling Cautions>

Note 2. Electrical Data (3) Installation

• Supply voltage: 42 V dc max.
• Output signal: 4 to 20 mA
WARNING
Note 3. Installation
• All wiring shall comply with local installation • All wiring shall comply with local installation
requirement. requirements and the local electrical code.
• The cable entry devices shall be of a certified • There is no need for conduit seal in Division
flameproof type, suitable for the conditions of 1 and Division 2 hazardous locations
use. because this product is sealed at the factory.

Note 4. Operation
(4) Operation
• Keep the “WARNING” label attached to the
transmitter.
WARNING: AFTER DE-ENERGIZING, WARNING
DELAY 5 MINUTES BEFORE OPENING.
WHEN THE AMBIENT TEMP.≥65°C, USE • OPEN CIRCUIT BEFORE REMOVING
HEAT-RESISTING CABLES≥90°C. COVER. INSTALL IN ACCORDANCE WITH
• Take care not to generate mechanical THIS USER’S MANUAL
sparking when accessing to the instrument • Take care not to generate mechanical
and peripheral devices in a hazardous sparking when access to the instrument and
location. peripheral devices in a hazardous location.

Note 5. Maintenance and Repair

(5) Maintenance and Repair
• The instrument modification or part
replacement by other than an authorized
representative of Yokogawa Electric WARNING
Corporation is prohibited and will void KEMA
Flameproof Certification. The instrument modification or parts replacement
by other than an authorized Representative of
Yokogawa Electric Corporation is prohibited and
WARNING will void the certification.
To satisfy IP66 or IP67, apply waterproof glands
to the electrical connection port. (6) Name Plate

● Name plate
(2) Electrical Connection
A mark indicating the electrical connection type is
stamped near the electrical connection port. These
marks are as followed.
● Tag plate for flameproof type
Screw Size Marking No. KEMA 07ATEX0109
Ex d IIC T6...T4, Ex tD A21, IP6X
Enlcosure : IP66, IP67

ISO M20 × 1.5 female M

TEMP. CLASS T6 T5 T4
MAX PROCESS TEMP.(Tp.) 85 100 120 °C
Tamb. -50 to 75 80 75 °C
T85°C(Tamb.:40°C, Tp.:80°C),T100°C(Tamb.:60°C, Tp.:100°C),
T120°C(Tamb.:80°C, Tp.:120°C) Min.Tamb.:-40(-15)°C(for Dust)

ANSI 1/2 NPT female A or W

D
WARNING

AFTER DE-ENERGIZING, DELAY 5 MINUTES

BEFORE OPENING.
WHEN THE AMBIENT TEMP. ≥ 65°C,
USE THE HEAT-RESISTING CABLES ≥ 90°C

● Tag plate for intrinsically safe type

Location of the mark No. KEMA 03ATEX1544 X
EEx ia IIC T4
IP66 and IP67
Tamb. -50 to 60°C MIN. Tamb.:-40(-15)°C(for DUST)
MAX. PROCESS TEMP.(Tp.) 120°C
T85°C(Tp.:80°C), T100°C(Tp.:100°C), T120°C(Tp.:120°C)
F0208.ai Ui=30V, Ii=200mA , Pi=0.9W, Ci=10nF, Li=0

F0209.ai
 <2. Handling Cautions>

MODEL: Specified model code. ( II )

STYLE: Style code.
SUFFIX: Specified suffix code.
SUPPLY: Supply voltage.  ATEX Certification
OUTPUT: Output signal. (1) Technical Data
MWP: Maximum working pressure.
CAL RNG: Specified calibration range. a. ATEX Intrinsically Safe Type
NO.: Serial number and year of production*1.
TOKYO 180-8750 JAPAN: Caution for ATEX Intrinsically safe type.
The manufacturer name and the address*2. Note 1. EJX/EJA-E series pressure transmitters
*1: The first digit in the final three numbers of the serial with optional code /KS26 for potentially
number appearing after “NO.” on the nameplate explosive atmospheres:
indicates the year of production. The following is an
example of a serial number for a product that was • No. KEMA 04ATEX1116 X
produced in 2010: • Applicable Standard: EN 60079-0:2009,
91K819857 032 EN 60079-11:2007/EN 60079-11:2012,
EN 60079-26:2007, EN 60079-27:2008,
The year 2010 EN 61241-11:2006
*2: “180-8750” is a zip code which represents the
following address. Note 2. Ratings
2-9-32 Nakacho, Musashino-shi, Tokyo Japan Type of Protection and Marking Code:
Ex ia IIC/IIB T4 Ga
Ex ia IIIC T85°C T100°C T120°C Db
Group: II
Category: 1G, 2D
Ambient Temperature for EPL Ga: –40 to 60°C
Ambient Temperature for EPL Db: –30* to 60°C
* –15°C when /HE is specified.
Maximum Process Temperature (Tp.): 120°C
Maximum Surface Temperature for EPL Db.
T85°C (Tp.: 80°C)
T100°C (Tp.: 100°C)
T120°C (Tp.: 120°C)
Ambient Humidity:
0 to 100% (No condensation)
Degree of Protection of the Enclosure:
IP66 / IP67
Electrical Data
• When combined with Trapezoidal and
Rectangular output characteristic FISCO
model IIC barrier
Ui = 17.5 V, Ii = 380 mA, Pi = 5.32 W,
Ci = 3.52 nF, Li = 0 μH
• When combined with Linear characteristic
barrier
Ui = 24 V, Ii = 250 mA, Pi = 1.2 W,
Ci = 3.52 nF, Li = 0 μH
• When combined with Trapezoidal or
Rectangular output characteristic FISCO
model IIB barrier
Ui = 17.5 V, Ii = 460 mA, Pi = 5.32 W,
Ci = 3.52 nF, Li = 0 μH
 <2. Handling Cautions>

Note 3. Installation Note 6. Installation Instructions

• All wiring shall comply with local installation [Installation Diagram]
requirements. (Refer to the installation
diagram) Terminator
Note 4. Maintenance and Repair
+ Pressure
• The instrument modification or parts − SUPPLY Transmitter
replacement by other than authorized
representative of Yokogawa Electric +
− Transmitter
Corporation is prohibited and will void
DEKRA Intrinsically safe Certification.
+
Note 5. Special Conditions for Safe Use −
Transmitter

WARNING Hazardous Location

Non-Hazardous Location
• In the case where the enclosure of the Terminator

Pressure Transmitter is made of aluminium,

+ −
if it is mounted in an area where the use of Safety Barrier
category 1 G apparatus is required, it must + − F0212.ai
be installed such, that even in the event of
rare incidents, ignition sources due to impact • In the rating 1(*1), the output current of the
and friction sparks are excluded. barrier must be limited by a resistor ‘Ra’ such
• Electrostatic charge may cause an explosion that Io = Uo/Ra.
hazard. Avoid any actions that cause the • In the rating 2(*2), the output of the barrier
generation of electrostatic charge, such as must be the characteristics of the trapezoid
rubbing with a dry cloth on coating face of or the rectangle and this transmitter can be
the product. connected to Fieldbus equipment which are
• In the case where the enclosure of the in according to the FISCO model.
Pressure Transmitter is made of aluminum, • The terminators may be built in by a barrier.
if it is mounted in an area where the use of • More than one transmitter may be connected
category 2D apparatus is required, it shall to the power supply line.
be installed in such a way that the risk from • The terminator and the safety barrier shall be
electrostatic discharges and propagating certified.
brush discharges caused by rapid flow of Electrical data:
dust is avoided. Maximum Input Voltage Ui: 24 V
• To satisfy IP66 or IP67, apply waterproof Maximum Input Current Ii: 250 mA
*1:
glands to the electrical connection port. Maximum Input Power Pi: 1.2 W
• When the lightning protector option is Maximum Internal Capacitance Ci: 3.52 nF Rating 1
specified, the apparatus is not capable Maximum Internal Inductance Li: 0 μH
of withstanding the 500V insulation test or
required by EN60079-11. Maximum Input Voltage Ui: 17.5 V
This must be taken into account when Maximum Input Current Ii: 380 mA
installing the apparatus. Maximum Input Power Pi: 5.32 W
Maximum Internal Capacitance Ci: 3.52 nF
Maximum Internal Inductance Li: 0 μH
*2:
or
Rating 2
Maximum Input Voltage Ui: 17.5 V
Maximum Input Current Ii: 460 mA
Maximum Input Power Pi: 5.32 W
Maximum Internal Capacitance Ci: 3.52 nF
Maximum Internal Inductance Li: 0 μH
 <2. Handling Cautions>

(2) Electrical Connection (6) Name Plate

A mark indicating the electrical connection type is  Name plate
stamped near the electrical connection port. These CAL
marks are as follows. MODEL STYLE
RNG

SUFFIX

Screw Size Marking SUPPLY V DC

OUTPUT mA DC NO.
MWP
ISO M20 × 1.5 female M Made in Japan
TOKYO 180-8750 JAPAN
: Refer to USER'S MANUAL.

ANSI 1/2 NPT female N or W  Tag plate for intrinsically safe type
No. KEMA 04ATEX1116 X
Ex ia IIC/IIB T4 Ga Ta:-40 to 60°C
Ex ia IIIC T85°C T100°C T120°C Db Ta:-30(-15) to 60°C
MAX PROCESS TEMP.(Tp.):120°C
T85°C(Tp.:80°C), T100°C(Tp.:100°C), T120°C(Tp.:120°C)
Enclosure: IP66/IP67
FISCO field device(IIC/IIB)
Entity parameters Ui=24V, Ii=250mA, Pi=1.2W, Ci=3.52nF, Li=0μH

D
Location of the mark WARNING

F0214.ai
POTENTIAL ELECTROSTATIC CHARTGING HAZARD - SEE USER'S MANUAL.

F0213.ai
(3) Installation
STYLE: Style code.
SUFFIX: Specified suffix code.
WARNING SUPPLY: Supply voltage.
OUTPUT: Output signal.
• All wiring shall comply with local installation
MWP: Maximum working pressure.
requirements and the local electrical code.
CAL RNG: Specified calibration range.
• There is no need for a conduit seal in
NO.: Serial number and year of production*1.
Division 1 and Division 2 hazardous
TOKYO 180-8750 JAPAN:
locations because this product is sealed at
The manufacturer name and the address*2.
the factory.
*1: The first digit in the final three numbers of the serial
number appearing after “NO.” on the name plate
(4) Operation indicates the year of production. The following is an
example of a serial number for a product that was
produced in 2010:
WARNING 91K819857 032

• OPEN CIRCUIT BEFORE REMOVING The year 2010

COVER. INSTALL IN ACCORDANCE WITH
*2: “180-8750” is the Zip code for the following address.
THIS USER’S MANUAL 2-9-32 Nakacho, Musashino-shi, Tokyo Japan
• Take care not to generate mechanical
sparking when accessing the instrument and
peripheral devices in a hazardous location.

(5) Maintenance and Repair

WARNING
The instrument modification or part replacement
by other than an authorized Representative of
Yokogawa Electric Corporation is prohibited and
will void the certification.