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M37N - Mezzanine Card with 4 Analog Outputs, 16 Bits


The M37N is an M-Module with 4 analog voltage or current outputs and 16 bits resolution. It is designed for industrial automation, medical computers, in-vehicle computers, and embedded computers in transportation.

  • M37N Product ImageM37N 4 Analog Outputs, 16 Bits
  • M37N Product Image

Main Features

  • 4 current or voltage outputs
  • 16 bits resolution
  • 8.5 µs max. acquisition/conversion time
  • +/-0.1% accuracy
  • Simultaneous channel update
  • Synchronization with external trigger
  • Electrical isolation
  • -40 °C to +85 °C
M37N Product Image

Technical Data

D/A Conversion
  • 4 channels current or voltage output
  • 16 bits
  • Conversion time of D/A converter: <10.5µs
  • Time between trigger activation and new valid output voltage: <20µs
  • Output linearity: ±1LSB
  • Simultaneous updating of all channels
  • Synchronization with external trigger
  • Electrically isolated (500V DC isolation)
Voltage Output
  • Output current: ±6mA max.
  • Accuracy: ±0.1% (for whole temperature range)
  • Voltage range: -10V..+10V
Current Output
  • Accuracy: ±0.5% (for whole temperature range)
  • Current range: 0..20mA
  • Max. load resistance: 600 Ohm (or higher with external power supply)
Peripheral Connections
  • Via front panel on a shielded 25-pin D-Sub receptacle connector
  • Via carrier board (rear I/O)
M-Module Characteristics
Electrical Specifications
  • Isolation voltage: 500V DC
  • Supply voltage/power consumption:
    • Through M-Module-carrier with onboard DC/DC converter: +5V (4.85V..5.25V), 270mA typ., 620mA max.
    • Optional supply current for current transmitters 100 mA typ.
  • MTBF: 1,012,625h @ 40°C according to IEC/TR 62380 (RDF 2000)
Mechanical Specifications
  • Dimensions: conforming to M-Module Standard
  • Weight: 90g
Environmental Specifications
  • Temperature range (operation):
    • -40..+85°C
    • Airflow: min. 10m³/h
  • Temperature range (storage): -40..+85°C
  • Relative humidity range (operation): max. 95% non-condensing
  • Relative humidity range (storage): max. 95% non-condensing
  • Altitude: -300m to + 3,000m
  • Shock: 15g/11ms (according to EN60068-2-27)
  • Bump: 10g/16ms (according to EN60068-2-29)
  • Vibration (sinusoidal): 2g/10..150Hz (according to EN60068-2-6)
PCB manufactured with a flammability rating of 94V-0 by UL recognized manufacturers
Tested according to EN55022 Class A (radio disturbance), EN61000-4-2 (ESD) and EN61000-4-4 (burst)
Software Support
  • MEN Driver Interface System (MDIS for Windows, Linux, VxWorks, QNX, OS-9)
  • For more information on supported operating system versions and drivers see Software.

Ordering Information

Standard M37N Models

4 analog current/voltage outputs, DC/DC converter, -40...+85°C with qualified components

Miscellaneous Accessories

M-Module cable, 2 m, with 25-pin D-Sub plug/housing to pig tail


25 mounting screw sets to fix M-Modules on carrier boards (3 different screw types, 50 pieces each)



The MDIS5 system package includes most standard device drivers for Linux available from MEN.


MDIS4/2004 / MDIS5 Windows driver (MEN) for M37 and M37N


MDIS5 System (and Device Driver) Package (MEN) for VxWorks. This software package includes most standard device drivers available from MEN.


MDIS4/2004 system (and device driver) package (MEN) for QNX, source code. This software package includes most standard device drivers available from MEN.


MDIS4/2004 / MDIS5 low-level driver sources (MEN) for M37 and M37N

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