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M31 - 16 Binary Inputs

M-Module

The mezzanine module M31 is an M-Module with 16 binary inputs.

Download data sheet

  • M31 Product ImageM31 16 Binary Inputs
  • M31 Product Image

Main Features

  • 16 inputs 5..180 V
  • Constant current inputs
  • Debouncing circuit
  • Interrupt generation
  • Load on ground
  • Optical isolation
  • -40 to +85°C with qualified components
M31 Product Image

Technical Data

Binary Inputs
  • Input load on ground
  • FET constant current source inputs
  • Input voltages and currents:
    • 5..40V; 2.5..3.5mA (high level)
    • 5..180V (M-Module version for extended temperature range)
    • 0..1V; 0..0.2mA (low level)
  • Switching time for input change: 3µs typ.
Debouncing Time
14ms (defined by PLD programming)
Miscellaneous
  • Debouncing circuit
  • Interrupt generation with maskable interrupt
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, INTB, IDENT
Electrical Specifications
  • Isolation voltage:
    • 500V DC between isolated side and digital side
    • 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 voltage/power consumption: +5V (4.85V..5.25V), 50mA typ.
  • MTBF: 300,000h @ 50°C (derived from MIL-HDBK-217F)
Mechanical Specifications
  • Dimensions: conforming to M-Module Standard
  • Weight: 67.5g
Environmental Specifications
  • Temperature range (operation):
    • 0..+60°C or -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
  • Bump: 10g/16ms
  • Vibration (sinusoidal): 2g/10..150Hz
  • Conformal coating on request
Safety
PCB manufactured with a flammability rating of 94V-0 by UL recognized manufacturers
EMC
Tested according to EN 55022 (radio disturbance), IEC1000-4-2 (ESD) and IEC1000-4-4 (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 M31 Models
04M031-00

16 binary sink inputs, 0..+60°C

04M031-08

16 binary sink inputs, -40..+85°C with qualified components

Miscellaneous Accessories
05M000-00

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

05M000-17

25 mounting screw sets to fix M-Modules on carrier boards

Software

Linux
13MD05-90

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

Windows
13M031-70

MDIS4/2004 / MDIS5 Windows driver (MEN) for M31, M32 and M82

VxWorks
13M031-06

MDIS5 low-level driver sources (MEN) for M31, M32 and M82

QNX
13M031-06

MDIS5 low-level driver sources (MEN) for M31, M32 and M82

OS-9
13M031-06

MDIS5 low-level driver sources (MEN) for M31, M32 and M82