M28 - Mezzanine Card with 16 Binary Sink Outputs
M-Module
The M28 is an M-Module with 16 digital low-side switch outputs that connect or disconnect a load to ground. It is designed for industrial automation, medical computers, in-vehicle computers, and embedded computers in transportation.
Main Features
Technical Data
Output Voltage
- 8..36V; 500mA (closed)
- 2V max.; 10µA max. (open)
Output Current
- Max. 500mA per channel
- No derating
Miscellaneous
- Load on ground
- Thermal and short circuit protection
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, 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), 100mA typ.
- MTBF: 58,000h @ 50°C (derived from MIL-HDBK-217F)
Mechanical Specifications
- Dimensions: conforming to M-Module Standard
- Weight: 82g
Environmental Specifications
- Temperature range (operation):
- 0..+60°C
- Industrial temperature range on request
- 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
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.
Ordering Information
Standard M28 Models
04M028-00
16 binary source outputs, 0..+60°C
Software

13MD05-90
MDIS5 System (and Device Driver) Package (MEN) for Linux. This software package includes most standard device drivers available from MEN.

13M027-70
MDIS4/2004 / MDIS5 Windows driver (MEN) for M27, M28 and M81

13M027-06
MDIS5 low-level driver sources (MEN) for M27, M28 and M81

13M027-06
MDIS5 low-level driver sources (MEN) for M27, M28 and M81

13M027-06
MDIS5 low-level driver sources (MEN) for M27, M28 and M81
Documentation
Data Sheets
User Manuals
Product Comparison