Speed

Sensors
 speed sensors

The contact-free speed sensors of the HSS series detect the movement
of ferromagnetic structures, such as gear wheels, gear rims or perforated
discs, using the changes in magnetic flux.

Speed sensors for general applications:

Electronic Speed Sensor HSS 110

Electronic Speed Sensor HSS 120
Electronic Speed Sensor HSS 130
Electronic Speed Sensor HSS 210
Electronic Speed Sensor HSS 220

10
US 180.000.2/10.17

1
 Electronic
Speed Sensor
HSS 110

Description: technical data:

The contact-free speed sensors of the Input data
HSS 110 series detect the movement of Frequency range NPN: 0.1 .. 20,000 Hz
ferromagnetic structures, such as gear PWM: 1.0 .. 5,000 Hz
wheels, gear rims or perforated discs, Probe length 18.4 mm
using the changes in magnetic flux. Probe diameter 10.2 / 9.4 mm 10
So each sensor has two Hall elements Max. pressure on sensing surface 362.59 psi, static
and the differential between the two Air gap / installation distance Module 1: 0.2 .. 0.8 mm
signals is detected, evaluated and then Module 1.25: 0.2 .. 1.4 mm
converted into an output signal suitable Module 1.5: 0.2 .. 1.8 mm
for processing. Module 2: 0.2 .. 2.4 mm
Module 3: 0.2 .. 2.9 mm
For integration into standard controls, Mechanical connection Flange, single, asymmetrical,
standard output signals are available. cable outlet 90°
Due to their extremely compact design, Type of installation Dependent on direction
the robust housing and protection (with asymmetrical flange)
class IP 6K9K, the devices can be Torque value max. 8 Nm
used in almost any application and any Housing material Brass
mounting position. Seal FPM
The main fields of application are Output data
detection of speed and rotation direction Variants 1-channel frequency
on gear wheels with small module and or
1-channel frequency / direction of rotation
high resolution, especially in vehicles (PWM)
and mobile machines with electrical and
Types 1 NPN frequency output
hydraulic drives. or
1 PWM output, 4 .. 20 mA
NPN: ≤ 40 mA
Special features: Switching capacity / current rating
PWM: ≤ 200 mA
z 1-channel Hall differential sensor Direction of rotation Flange on left, gear turns to right,
z Different signal outputs available for duration of PWM signal pulse
z Extremely compact design Signal level LOW: ≤ 0.6 V / 4 .. 9 mA PWM
HIGH: +UB / 12 ..17 mA PWM
z Wide frequency range
Environmental conditions
z Alignment required on installation Operating temperature range -40 .. +284 °F
z Large air gap Media resistance of housing Salt water; various hydraulic oils; diesel oils;
cleaning agent; salt spray
mark DIN EN 60947-5-2
Vibration resistance to 0.05 g2 / Hz, 20 .. 2,000 Hz
EN 60068-2-64
Shock resistance to 100 g, 6 ms, 3x in each direction
EN 60068-2-27
Protection class to IEC 60529 IP 67
to ISO 20653 IP 6K9K
other data
Electrical connection Flying leads, 3-core, cable length 1 m
Supply voltage NPN: 12.5 .. 32 V DC
PWM: 4.5 .. 20 V DC
Residual ripple of supply voltage ≤5%
Current consumption < 30 mA at 30 V DC
Average life expectancy 200,000 h (MTTF)
US 18.606.0/10.17

Weight ~ 50 g
Note: Reverse polarity protection of the supply voltage and short circuit protection (max. 50 mA)
are provided.

2
 Pin connections: Model code:
Core HSS 110-1 HSS 110-4 HSS  1  1  0  –  X  –  018  –  000 
red +UB +UB
black 0V PWM Signal type
1 = Output 1: Frequency
blue Frequency 4 = Output 1: Frequency and direction of rotation PWM
Probe length
Mounting position tolerance: 018 = 18.4 mm
Modification number
000 = Standard

Dimensions:

(18.6) 6

3.7
±5°

10

ø10.2 -0.2
0
0
18.4 -0.25

Specification for installation

cavity:
Ø 13.7 +0.10

ø 9.4 ±0.1
0

Ø 10.31 +0.025
0

M6
1.8

°
15

(9)
8

5.2

Ø 10.31
13 +0.2
0

13 +0.2
6.1 +0.2

0
0
R
7

7.1 ±0.2

Note:
The information in this brochure relates to
US 18.606.0/10.17

the operating conditions and applications

HYDAC ELECTRONICS
described. 90 Southland Dr. Bethlehem, PA 18017
For applications or operating conditions Telephone +1 (610) 266-0100
not described, please contact the relevant E-mail: electronics@hydacusa.com
technical department. Website: www.hydacusa.com
Subject to technical modifications.
3
 Electronic
Speed Sensor
HSS 120

Description: technical data:

The contact-free speed sensors of the Input data
HSS 120 series detect the movement of Frequency range 0.1 .. 20,000 Hz
ferromagnetic structures, such as gear Probe length 30; 35; 45 mm
wheels, gear rims or perforated discs, probe diameter 15 / 12 mm
using the changes in magnetic flux. Max. pressure on sensing surface 217.55 psi, dynamic 10
So each sensor has two Hall elements Air gap / installation distance Probe length: 30 mm 35 / 45 mm
and the differential between the two Module 1: 0.2 .. 1.0 mm 0.2 .. 1.3 mm
signals is detected, evaluated and then Module 1.25: 0.2 .. 1.5 mm 0.2 .. 1.8 mm
converted into an output signal suitable Module 1.5: 0.2 .. 1.7 mm 0.2 .. 2.0 mm
for processing. Module 2: 0.2 .. 2.2 mm 0.2 .. 2.5 mm
Module 2.5: 0.2 .. 3.2 mm 0.2 .. 3.5 mm
The instruments are available Mechanical connection Flange, single, asymmetrical,
for different insertion depths. For cable outlet 90° (30 mm) / axial (35, 45 mm)
integration into standard controls, Type of installation Dependent on direction
standard output signals are available. (with asymmetrical flange)
Due to their extremely compact design, Torque value 10 Nm
the robust housing and protection Housing material Brass
class IP 69K, the instruments can be Seal FPM
used in almost any application and any Output data
mounting position. Variant 2-channel speed
The main fields of application are (90° / 270° phase shift for module 2)
detection of speed and rotation direction Type 2 NPN frequency outputs
on gear wheels with a small module and Switching capacity ≤ 50 mA
high resolution, especially in vehicles ≥ 10 kΩ ohmic load
≤ 2.2 nF capacitive load
and mobile machines with hydraulic
Direction of rotation Flange on left, gear turns to right:
drives.
channel A lagging; channel B leading
Signal level LOW: ≤ 0.5 V
Special features: Environmental conditions
HIGH: +UB
z 2-channel Hall differential sensor
Operating temperature range -40 .. +284 °F
z Wide frequency range (-40 .. +320 °F for max. 500 operating hours)
z Alignment required when installing Media resistance of housing Salt water; various hydraulic oils; diesel oils;
z Large air gap cleaning agent; salt spray
mark DIN EN 60947-5-2
Vibration resistance to 30 g, 10 .. 500 Hz,
EN 60068-2-64 100 min in each direction
Shock resistance to 50 g, 11 ms, 3x in each direction
EN 60068-2-27 / -29 100 g, 6 ms, 3x in each direction
Protection class to IEC 60529 IP 67
to ISO 20653 IP 69K
other data
Electrical connection Flying leads, 4-core, cable length 1 m
Supply voltage 7 .. 30 V DC
Residual ripple of supply voltage ≤5%
Current consumption < 30 mA at 30 V DC
Average life expectancy 200,000 h (MTTF)
Weight ~ 80 g
Note: Reverse polarity protection of the supply voltage and short circuit protection
US 18.607.0/10.17

(max. 50 mA) are provided

4
 Pin connections: Model code:
Core HSS 120-2 HSS  1  2  0  –  2  –  XXX  –  000 
brown +UB
blue Frequency 1 (A) Signal technology
2 = Outputs 1 and 2: Frequency (90° phase shift)
black 0V
Probe length
white Frequency 2 (B) 030 = 30 mm
035 = 35 mm
Adjustment angle for other 045 = 45 mm
Modification number
modules: 000 = Standard
It is possible to achieve a 90° phase shift
of the two frequency signals by turning the
sensor through the angle indicated in the
table below.

Dimensions:
Probe length (A): 35 mm, 45 mm
-20° Module 1
15
-15° Module 1.25
Ø
-10° Module 1.5 6.
4
± 0° Module 2 ± 0°

Ø 15.1

Ø 12

Ø 15
Module 2.5 +15°
.5
R 5
10 R 
10
Specification for installation .5 2.4

cavity:
10
°+ M6
20
min. 1.5

min. 9

16.5

12
5
1.6*

O-ring 11.8 x 1.8

R 0

Ø 15 HB FPM V80
R 0.4

35
9±0.25
.4

4.5±0.25

Probe length: 30 mm
1,000 +50
0 12

15±0.1
Ø 4.7±0.15

* For sealing function RA 1.6,

otherwise 3.2
4.5±0.25
9±0.25

0
Ø12 -0.10
0
Ø15 -0.10
19.5
6

O-ring 11.8 x 1.8

FPM V80
30

Note:
The information in this brochure relates to
US 18.607.0/10.17

the operating conditions and

HYDAC ELECTRONICS
applications described. 90 Southland Dr. Bethlehem, PA 18017
For applications and operating conditions Telephone +1 (610) 266-0100
not described, please contact the relevant E-mail: electronics@hydacusa.com
technical department. Website: www.hydacusa.com
Subject to technical modifications.
5
 Electronic
Speed Sensor
HSS 130

Description: technical data:

The contact-free speed sensors of the Input data
HSS 130 series detect the movement of Frequency range 0.1 .. 20,000 Hz
ferromagnetic structures, such as gear Probe length 16; 32 mm
wheels, gear rims or perforated discs, probe diameter 18 mm
using the changes in magnetic flux. Max. pressure on sensing surface 145.04 psi, dynamic 10
So each sensor has two Hall elements Air gap / installation distance Module 1: 0.2 .. 1.3 mm
and the differential between the two Module 1.25: 0.2 .. 1.8 mm
signals is detected, evaluated and then Module 1.5: 0.2 .. 2.0 mm
converted into an output signal suitable Module 2: 0.2 .. 2.5 mm
for processing. Module 2.5: 0.2 .. 3.5 mm
Mechanical connection Double flange, asymmetrical,
The instruments are available cable outlet at 90°
in different insertion depths. For Type of installation Dependent on direction
integration into standard controls, (with asymmetrical flange)
standard output signals are available. Torque value 10 Nm
Due to their extremely compact design, Housing material Brass / plastic (PA6 GF30)
the robust housing and protection Seal FPM
class IP 69K, the devices can be used Output data
in almost any application and any Variants 2-channel speed (90° phase shift)
mounting position. or
These devices are mainly used for 2-channel speed / direction of rotation
detection of speed and rotation direction Types 2 NPN frequency outputs
or
on rotary sensors, also under extreme
1 NPN frequency output +
environmental conditions. 1 NPN direction of rotation output
Switching capacity ≤ 500 mA
Special features: Cable outlet at 90°, gear rotation to right:
channel A leading; channel B lagging
z 2-channel Hall differential sensor Direction of rotation
or
z Single-core seal rotational direction signal
z Very high EMC resistance (right: HIGH / left: LOW)
Signal level LOW: ≤ 2 V
z Large air gap
HIGH: ≥ UB - 2 V
Environmental conditions
Operating temperature range -40 .. +257 °F
Media resistance of housing Saltwater, various hydraulic oils
mark DIN EN 60947-5-2
Vibration resistance to 5 .. 57 Hz (1.5 mm p-p)
EN 60068-2-36 57 .. 2000 Hz (10 g)
Shock resistance to 15 g, 11 ms, in each direction
EN 60068-2-27 25 g, 6 ms, in each direction
Protection class to IEC 60529 IP 67
to ISO 20653 IP 6K9K
other data
Electrical connection Flying leads, 4-core, 43 cm cable length
Supply voltage 8 .. 32 V DC
Residual ripple of supply voltage ≤5%
Current consumption < 33 mA at 24 V, both outputs LOW
< 23 mA at 24 V, both outputs HIGH
Average life expectancy 120,000 h (MTTF)
US 18.608.0/10.17

Weight ~ 110 g
Note: Reverse polarity protection of the supply voltage and short circuit protection are
provided.

6
 Pin connections: Model code:
Core HSS 130-2 HSS 130-3 HSS  1  3  0  –  X  –  XXX  –  000 
brown +UB +UB
blue 0V 0V Signal technology
2 = Outputs 1 and 2: Frequency
black Frequency 1 Frequency (90° phase shift)
white Frequency 2 Direction of 3 = Output 1: Frequency
rotation Output 2: Direction of rotation
Probe length
Adjustment angle 016 = 16 mm
032 = 32 mm
for other modules:
Modification number
It is possible to achieve a 90° phase shift 000 = Standard
of the two frequency signals by turning the
sensor through the angle indicated in the
table below.

-12° Module 1
Dimensions:
- 9° Module 1.25 27 24.5
- 7° Module 1.5
- 3° Module 1.75
± 0° Module 2 ± 0°
10 Module 2.25 + 4°
Module 2.5 + 8°
A + 38.3
30

Module 2.75 +13°

Module 3 +17°

Specification for installation

A

O-ring 17.3 x 2.2 FPM

cavity:
Ø 18 - 0.05

Ø 22.1 +0.10 Cheese-head screw DIN912

0
internal hexagon M6 x 16
+0.10
A = Probe length, 16 or 32 mm
Ø 18.2 0
M6
7
(9)

w
22

R15
v
24.5

0.1 A 0.2 A
20

.2 °
8

R0 45
R

A
°
90
2.4 +0.40
0

 
General tolerances for chipping
processes: ISO 2768-mH
 Tolerance: ISO 8015
 Surface quality: ISO 1302

Note:
The information in this brochure relates to
US 18.608.0/10.17

the operating conditions and

HYDAC ELECTRONICS
applications described. 90 Southland Dr. Bethlehem, PA 18017
For applications and operating conditions Telephone +1 (610) 266-0100
not described, please contact the relevant E-mail: electronics@hydacusa.com
technical department. Website: www.hydacusa.com
Subject to technical modifications.
7
 Electronic
Speed Sensor
HSS 210

Description: technical data:

The contact-free speed sensors of the Input data
HSS 210 series detect the movement of Frequency range 0.1 .. 20,000 Hz
ferromagnetic structures, such as gear Installation depth 0 .. 50 mm adjustable
wheels, gear rims or perforated discs, Max. pressure on sensing surface 72.52 psi, static / dynamic
using the changes in magnetic flux. Air gap / installation distance Module 1: 0.2 .. 1.0 mm
10
So each sensor has two Hall elements Module 1.25: 0.2 .. 1.5 mm
and the differential between the two Module 1.5: 0.2 .. 1.7 mm
signals is detected, evaluated and then Module 2: 0.2 .. 2.2 mm
converted into an output signal suitable Module 2.5: 0.2 .. 3.2 mm
for processing. Mechanical connection Screw-in thread M12x1
Type of installation Dependent on direction
For integration into standard controls,
standard output signals are available. Torque value 13 Nm
Housing material Brass
Due to their extremely compact design, Output data
the robust housing and protection
Variants 2-channel speed (90° phase shift)
class IP 67, the instruments can be or
used in almost any application and any 2-channel speed / direction of rotation
mounting position. Types 2 push-pull frequency outputs
The main fields of application are or
detection of speed and rotation direction 1 push-pull frequency output +
on gear wheels with a small module and 1 push-pull direction of rotation output
high resolution, especially in vehicles Switching capacity ≤ 50 mA
and mobile machines with hydraulic Marking on housing in direction of rotation,
Direction of rotation
drives. gear rotation to right: channel A leading;
channel B lagging
or
Special features: direction of rotation signal
(right: HIGH / left: LOW)
z 2-channel Hall differential sensor
Signal level LOW: ≤ 2 V
z Wide frequency range HIGH: ≥ UB - 2 V
z Alignment required when installing Environmental conditions
z Large air gap Operating temperature range -40 .. +257 °F
z Simple installation Media resistance of housing Oils: HETG; HEES, HFD; HVLP; HLP
mark DIN EN 60947-5-2
Vibration resistance to 0.05 g2/Hz, 20 .. 2,000 Hz
EN 60068-2-64
Shock resistance to 30 g, 11 ms
EN 60068-2-27
Protection class to IEC 60529 IP 67
(when an IP 67 female connector is used)
other data
Electrical connection Male M12x1, 4 pole
Supply voltage 8 .. 30 V DC
Residual ripple of supply voltage ≤5%
Current consumption < 30 mA at 30 V DC
Average life expectancy 200,000 h (MTTF)
Weight ~ 40 g
Note: Reverse polarity protection of the supply voltage and short circuit protection are
provided.
US 18.609.0/10.17

8
 Pin connections: Model code:
M12x1, 4 pole HSS  2  1  0  –  X  –  050  –  000 
Signal technology
2 = Outputs 1 and 2: Frequency
(90° phase shift)
3 = Output 1: Frequency
Output 2: Direction of rotation
Installation depth
050 = 50 mm max.
Modification number
000 = Standard
Pin HSS 210-2 HSS 210-3
1 +UB +UB
2 Frequency 1 (A) Frequency
3 0V 0V
4 Frequency 2 (B) Direction of
rotation Dimensions:

Adjustment angle
for other modules:
It is possible to achieve a 90° phase shift

M12x1
M12x1

10.4

of the two frequency signals by turning the

sensor through the angle indicated in the
10 table below.
1.85
Module 2
50 7.5
30 °

Module 1
15 °

2 1 68
3 4

Key for
alignment

Module 1 +15°
Module 1.25 +18°
Module 1.5 +23°
Module 2 +30°
Module 2.5 +38°

Note:
The information in this brochure relates to
US 18.609.0/10.17

the operating conditions and

HYDAC ELECTRONICS
applications described. 90 Southland Dr. Bethlehem, PA 18017
For applications and operating conditions Telephone +1 (610) 266-0100
not described, please contact the relevant E-mail: electronics@hydacusa.com
technical department. Website: www.hydacusa.com
Subject to technical modifications.
9
 Electronic
Speed Sensor
HSS 220

Description: technical data:

The contact-free speed sensors of the Input data
HSS 220 series detect the movement of Frequency range 0.1 .. 20,000 Hz
ferromagnetic structures, such as gear Installation depth 0 .. 46 mm adjustable
wheels, gear rims or perforated discs, Max. pressure on sensing surface 145.04 psi, static
using the changes in magnetic flux. Air gap / installation distance Module 1: 0.2 .. 1.3 mm
10
So each sensor has two Hall elements Module 1.25: 0.2 .. 1.8 mm
and the differential between the two Module 1.5: 0.2 .. 2.0 mm
signals is detected, evaluated and then Module 2: 0.2 .. 2.5 mm
converted into an output signal suitable Module 2.5: 0.2 .. 3.5 mm
for processing. Mechanical connection Screw-in thread M18x1
Type of installation Dependent on direction
For integration into standard controls,
standard output signals are available. Torque value 12 Nm
Housing material X12CrNiS18 8
Due to their extremely compact design, Output data
the robust housing and protection
Variants 2-channel speed (90° phase shift)
class IP 68, the instruments can be or
used in almost any application and any 2-channel speed / direction of rotation
mounting position. Types 2 NPN frequency outputs
The main fields of application are or
detection of speed and rotation direction 1 NPN frequency output +
on gear wheels with a small module 1 NPN direction of rotation output
and high resolution, especially in rail Switching capacity ≤ 50 mA (36 V, 257 °F, 50 % duty cycle)
vehicles and mobile machines. ≤ 500 mA (24 V, 77 °F, 50 % duty cycle)
Direction of rotation Marking on housing at 90° to rotational
direction, gear rotation to right: channel A
Special features: leading, channel B lagging
or
z 2-channel Hall differential sensor
direction of rotation signal
z Wide frequency range (right: HIGH / left: LOW)
z Alignment required when installing Signal level LOW: ≤ 2 V
z Large air gap HIGH: ≥ +UB - 2 V
Environmental conditions
z Simple installation
Operating temperature range -40 .. +257 °F
Media resistance of housing Saltwater, various hydraulic oils
mark DIN EN 60947-5-2
Vibration resistance to 15 g / 1 .. 2000 Hz
EN 60068-2-6
Shock resistance to 30 g, 11 ms
EN 60068-2-27
Protection class to IEC 60529 IP 68 (when female connector is fitted)
other data
Electrical connection Male M12x1, 4 pole
Supply voltage 8 .. 32 V DC
Residual ripple of supply voltage ≤5%
Current consumption < 33 mA at 24 V, both outputs LOW
< 23 mA at 24 V, both outputs HIGH
Average life expectancy 200,000 h (MTTF)
Weight ~ 80 g
Note: Reverse polarity protection of the supply voltage and short circuit protection are
US 18.610.0/10.17

provided.

10
 Pin connections: Model code:
M12x1, 4 pole HSS  2  2  0  –  X  –  046  –  000 
Signal technology
2 = Outputs 1 and 2: Frequency
(90° phase shift)
3 = Output 1: Frequency
Output 2: Direction of rotation
Installation depth
046 = 46 mm max.
Modification number
000 = Standard
Pin HSS 220-2 HSS 220-3
1 +UB +UB
2 Frequency 2 Direction of
rotation
3 0V 0V
4 Frequency 1 Frequency Dimensions:

Adjustment angle for other

modules: M12x1

It is possible to achieve a 90° phase shift

of the two frequency signals by turning the
10 sensor through the angle indicated in the
table below.

-12° Module 1
- 9° Module 1.25
- 7° Module 1.5
Ø 22
- 3° Module 1.75
70

± 0° Module 2 ± 0°

Module 2.25 + 4°
Module 2.5 + 8°
Module 2.75 +13° 46
Module 3 +17°
2

Ø 16.8

M18x1

Note:
The information in this brochure relates to
US 18.610.0/10.17

the operating conditions and

HYDAC ELECTRONICS
applications described. 90 Southland Dr. Bethlehem, PA 18017
For applications and operating conditions Telephone +1 (610) 266-0100
not described, please contact the relevant E-mail: electronics@hydacusa.com
technical department. Website: www.hydacusa.com
Subject to technical modifications.
11