PRESSURE TRANSDUCER

Manufacturer: Bosch Rexroth

Material #: R901342033

Model : HM 20-2X/400-C-K35

***Disclaimer: The following summary contains information gathered from various sources such as product descriptions, technical specifications and catalogs. While efforts have been made to provide accurate details, inaccuracies may occur. It is advised to verify all information by contacting Bosch Rexroth directly.***
The Bosch Rexroth HM 20-2X/400-C-K35 (R901342033) is a high-performance pressure transducer designed for monitoring and controlling hydraulic pressures in demanding applications. This transducer is capable of converting measured pressure into a normalized, linear electrical output signal, ensuring accurate and reliable pressure readings. It features a robust thin film measuring cell and all components that come into contact with media are constructed from durable stainless steel, enhancing its longevity and resistance to harsh conditions. The HM 20-2X/400-C-K35 offers operational safety through its high bursting pressure capacity and built-in protections against reversed polarity, overvoltage, and short circuits. Its accuracy class is 0.5, with an impressive non-repeatability of less than 0.1%, ensuring precise measurements every time. The device can operate within a wide temperature range from -40 to +125 degrees Celsius, making it suitable for use in various environments. This model has received marine approval from DNVGL for all variants with current output, indicating its suitability for maritime applications. It belongs to component series X and can handle maximum operating pressures up to 400 bar. The available pressure ratings include 100, 160, 250, 315, 400, 600, and up to 1000 bar. Additionally, the HM 20-2X/400-C-K35 is cULus listed, confirming its compliance with North American safety standards. With its comprehensive range of features and certifications, the Bosch Rexroth HM 20-2X/400-C-K35 pressure transducer is an essential component for hydraulic systems requiring precise pressure monitoring and control across various industries and applications.

This product is not available. CLICK HERE to create a support ticket for us to locate your part or a suitable replacement

PRESSURE TRANSDUCER

Unpacked Weight: 0.0605 kg

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

Data Sheet

Download Data Sheet

Productgroup ID	9,10,11,12,13,14

Measuring pressures in hydraulic systems 8 measurement ranges up to 630 bar Sensor with thin film measuring cell Components that are in contact with the media are made of stainless steel Operational safety due to high bursting pressure, reversed polarity, overvoltage and short-circuit protection Accuracy class 0.5 Excellent non-repeatability < 0.05 % Wide operating temperature range –40 ... +85 °C Marine approval DNV-GL for all variants with current output

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
04	Voltage output 0.1 to 10 V	H
05	Connector, 4-pole, M12x1	K35
06	Without throttle element	ohne Bez.
06	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	MΩ	> 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
Output signal	admissible load	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
Tightening torque range	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	Values for US, RA and USig, see Technical data

Dimensions in mm

1	Pressure port G1/4 male thread
2	Seal ring
3	4-pole M12 connector

Mating connectors for sensors and valves with connector “K24”, “K35” and “K72”, M12 x 1, with assembled connection line, cable shielded

4P M12 +

Mating connectors for sensors and valves with connector “K24”, “K35” and “K72”, M12 x 1, with assembled connection line, cable shielded

4P M12 +

For sensors and valves with connector “K24”, “K35” and “K72” Cable sets M12, 4-pole, line cross-section 0.34 mm2

Data sheet

Spare parts & repair

PRESSURE TRANSDUCER

Manufacturer: Bosch Rexroth

Material #: R901342033

Model : HM 20-2X/400-C-K35

General

Eingangsgrößen

Output parameters

Ambient conditions

Other characteristics

Values for US, RA and USig, see Technical data

Values for US, RA and USig, see Technical data

Mating connectors for sensors and valves with connector “K24”, “K35” and “K72”, M12 x 1, with assembled connection line, cable shielded

4P M12 +

Mating connectors for sensors and valves with connector “K24”, “K35” and “K72”, M12 x 1, with assembled connection line, cable shielded

4P M12 +

Related Products

Information

Account