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BOSCH REXROTH
HM 20-2X/250-H-K35-N
R901456333


$453.69
  • BOSCH REXROTH
  • Material:R901456333
  • Model:HM 20-2X/250-H-K35-N

Quantity in stock: 14



Pressure transducer with analog output 0.1 … 10 V, pressure range 0 ... 250 bar, connector 4-pole M12x1 A-coded, throttle element

Short signal rise time
Unpacked Weight: 0.062 kg

Pressure transducers are used to monitor and control hydraulic pressures. They transform the measured pressure into a normalized, linear, electrical output signal.

Thin film measuring cell
Hydraulic connection G1/4
Throttle element in the pressure tube
Analog output 0.1 … 10 V
Throttle element in the pressure channel
Connector 4-pole, M12x1, A-coded
Component series 2X
Max. pressure250
Electrical connection descriptionConnector, 4-pole, M12 x 1, coding A according to EN 61076-2-101
Productgroup ID9,10,11,12,13,14
Conformity descriptionCE – electromagnetic compatibility 2014/30/EU
RoHS Directive 2011/65/EU
Displayno
Connection diagramMale thread G1/4
Supply voltage24 VDC
Weight0.062
SealsNBR
Output signal0.1 … 10 V
Hydraulic fluidHL,HLP,HFC,Nitrogen (up to 300 bar)
ConformityCE,UL,UKCA,RoHS

01

02

03

04

05

06

HM20

2X

/

K35

01

Pressure transducer

HM20

02

Component series 20 ... 29 (20 ... 29: unchanged installation dimensions and pin assignments)

2X

03

10 bar

10

50 bar

50

100 bar

100

160 bar

160

250 bar

250

315 bar

315

400 bar

400

630 bar1)

630

04

Current output 4 to 20 mA

2)

C

Voltage output 0.1 to 10 V

H

05

Connector, 4-pole, M12x1

K35

06

Without throttle element

ohne Bez.

Throttle element (corresponds to 0.3 mm nozzle)

3), 4)

N

1) Only available with throttle element
2) With marine approval DNV-GL
3) Only available for versions with 250, 315, 400 and 630 bar
4) Highly dynamic effects in like pressure peaks or cavitation in hydraulic systems may damage the measuring cell. For these applications, devices with integrated throttle element [version "-N"] in the process interface have to be used.

Replacement seal ring

Designation

Material number

Seal ring NBR

R900012467

Cable sets or mating connectors are not included in the scope of delivery; please order separately.

General

Component series

2X

Eingangsgrößen

Operating voltage 1)

US

16 … 36 VDC

Residual ripple

UPP

2.5 V (40 to 400 Hz)

Maximum current consumption 2)

Imax

mA

≤ 12

Isolation resistance

R

> 100 (500 VDC)

Pressure measuring ranges

pN

bar

10 50 100 160 250 315 400 630 10 50 100 160 250 315 400 630 10 50 100 160 250 315 400 630 10 50 100 160 250 315 400 630 10 50 100 160 250 315 400 630 10 50 100 160 250 315 400 630 10 50 100 160 250 315 400 630 10 50 100 160 250 315 400 630
1) With cULus: max. of 30 VDC is admissible
2) With voltage output

Output parameters

Output signal

admissible load

Current

ISig

4 … 20 mA, RA  = (US - 8.5 V) / 0.0215 A with RA in Ω and US in V

Voltage

USig

0.1 … 10 V, RA > 2 kΩ

Setting time (10 ... 90 %)

t

ms

< 1

Accuracy class 1)

%

< 0.5

Temperature coefficient

Zero point and range

< 0.1 % / 10 K

Hysteresis 2)

%

< 0.15

Long-term drift (1 year) under reference conditions

%

< 0.1
1) Related to the complete measurement range, including non-linearity, hysteresis, zero point and end value deviation (corresponds to the measuring deviation according to IEC 61298-2)
2) Related to the temperature range -20 … 80 °C

Ambient conditions

Ambient temperature range

ϑ

°C

-40 … +85

Storage temperature range

ϑ

°C

-40 … +100

Hydraulic fluid temperature range

ϑ

°C

-40 … +90

Other characteristics

Pressure port 1)

G1/4 according to DIN 3852 form E, seal ring according to DIN 3869-14

Material

Throttle

1.4305

Housing

V4A (1.4404), PEI, HNB

in contact with the medium

1.4542, 1.4305, NBR

Pressure media 2)

HL, HLP, HFC, nitrogen, others upon request

Tightening torque range

Measurement ranges > 400 bar

MA

Nm

20 … 25

Measurement ranges ≥ 400 bar

MA

Nm

25 … 30

Anschlussart

4-pole M12 connector at the housing

Type of protection according to EN 60529

IP65 / IP67 with mating connector correctly mounted and locked

Weight

m

kg

0.06

Life cycle

60 million load cycles or 60000 h

Admissible shock and vibration loads according to DIN EN 60068-2-27

15 g / 11 ms / 3 axes

Sine test according to DIN EN 60068-2-6:2008

10 ... 2000 Hz / maximum 10 g / 10 cycles / 3 axes

Noise test according to DIN EN 60068-2-64

20 … 2000 Hz / 14 g RMS / 42 g peak / 24 h / 3 axes

Electro-magnetic compatibility

EMC EN 61000-4-2 ESD

4 kV CD / 8 kV AD with BWK B

EMC EN 61000-4-3 HF radiated

10 V / m (80 ... 2700 MHz) with BWK A

EMC EN 61000-4-4 Burst

2 kV with BWK B

EMC EN 61000-4-5 Surge

1 kV / 42 Ω with BWK B

EMC EN 61000-4-6 HF line-bound

10 Veff (150 kHz ... 80 MHz) with BWK A

EMC EN 61000-4-8 Magnetic field 50/60 Hz

100 A/m with BWK A

EMC EN 61000-4-9 Magnetic field pulsed

1000 A/m with BWK A

EMC EN 55016-2-1 Interference voltage

0.15 ... 30 MHz, class A, EN 55022

EMC EN 55016-2-3 Radio interference field strength

30 ... 1000 MHz, class B, EN 55022

Conformity

CE according to the EMC directive

Further tests

cULus-listed
1) Thorough bleeding must be ensured
2) Maximum of 300 bar is admissible

For applications outside these parameters, please consult us!

Voltage

Current (two-wire system)

Values for US, RA and USig, see Technical data

technical illustration-HM 20-2X/250-H-K35-N-Pressure transducer with analog output 0.1 … 10 V, pressure range 0 ... 250 bar, connector 4-pole M12x1 A-coded, throttle element

Values for US, RA and USig, see Technical data

technical illustration-HM 20-2X/250-H-K35-N-Pressure transducer with analog output 0.1 … 10 V, pressure range 0 ... 250 bar, connector 4-pole M12x1 A-coded, throttle element

Dimensions in mm

technical illustration-HM 20-2X/250-H-K35-N-Pressure transducer with analog output 0.1 … 10 V, pressure range 0 ... 250 bar, connector 4-pole M12x1 A-coded, throttle element

1

Pressure port G1/4 male thread

2

Seal ring

3

4-pole M12 connector