M35N - Mezzanine Card with 8/16 Analog Inputs, 14 Bits

M-Module

The M35N is an M-Module with 8 differential voltage or current inputs, or 16 single-ended voltage or current inputs and 14 bits resolution. It is designed for industrial automation, medical computers, in-vehicle computers, and embedded computers in transportation.

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M35N 8/16 Analog Inputs, 14 Bits

Main Features

8/16 current or voltage inputs
14 bits resolution
7.8 µs acquisition/conversion time
Precision better than 0.1 %
Unipolar/bipolar software-selectable
Autoincrement of channel number
External triggering
Optical isolation (500 V)
-40 °C to +85 °C versions

Technical Data

A/D Conversion

14 bits @ 7.8µs
Precision: depends on M-Module settings; see user manual
Noise: depends on M-Module settings; see user manual
Programmable gain factor of 1, 2, 4 or 8 (factor 16 by hardware jumpering)
Software-selectable unipolar or bipolar operation
Sample and hold
Autoincrement of channel number

Input Signal Conditioning: 16 inputs

Voltage or Current Inputs
- 16 analog inputs, single-ended
- High input voltage tolerance
- Cross-talk less than 60db
- Low-pass filter 1kHz
Voltage Measurement
- Voltage max.: ±15V
- Voltage full scale: ±10V
- Input resistance: 100 kOhm, ±10%
Current Measurement
- Current max.: ±25mA
- Current full scale: ±20mA, UA = ±1.25V
- Load resistance: 62.5 Ohm, ±0.1%

Input Signal Conditioning: 8 inputs

Voltage or Current Inputs
- 8 analog inputs, differential
- High common mode range ±200V
- Cross-talk less than 60db
- Low-pass filter 3kHz
Voltage Measurement
- Voltage max.: ±200V (common mode)
- Voltage full scale: ±10V
- Input resistance: 400 kOhm typ.
Current Measurement
- Current max.: ±25mA
- Voltage max. to IGND: ±200V
- Input resistance: 62.5 Ohm, ±0.1%

Miscellaneous

External trigger (isolated, rising-edge sensitive)
External binary input

Peripheral Connections

Via front panel on a shielded 25-pin D-Sub receptacle connector
Via carrier board (rear I/O)

M-Module Characteristics

A08, D16, INTA, IDENT

Electrical Specifications

Isolation voltage:
- 500V DC between isolated side and digital side
- 180V DC between the channels
- Voltage between the connector shield and isolated ground is limited to 180V using a varistor; AC coupling between connector shield and isolated ground through 47nF capacitor
Supply voltages/power consumption:
- +5V (4.85V..5.25V), 300mA
MTBF: 198,000h @ 40°C (derived from MIL-HDBK-217F)

Mechanical Specifications

Dimensions: conforming to M-Module Standard
Weight: 84g (incl. adapter)

Environmental Specifications

Temperature range (operation):
- 0..+60°C or -45..+85°C
- Airflow: min. 10m³/h
Temperature range (storage): -40..+85°C
Relative humidity (operation): max. 95% non-condensing
Relative humidity (storage): max. 95% non-condensing
Altitude: -300m to + 3,000m
Shock: 15g/11ms
Bump: 10g/16ms
Vibration (sinusoidal): 2g/10..150Hz

Safety

PCB manufactured with a flammability rating of 94V-0 by UL recognized manufacturers

EMC

Tested according to EN 55022 (radio disturbance), IEC 61000-4-2 (ESD) and IEC 61000-4-4 (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.