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MH50C - menTCS Vital System Controller

Modular Train Control System for Safe Applications in Transportation

The MH50C is the central component of the menTCS train control system for safety-critical vehicle or wayside applications like ATO/ATC or ATP based on ERTMS/ETCS, PTC, PZB/Indusi or ZUB.

  • MH50C Product ImageMH50C MEN Train Control System (menTCS) Controller for Rolling Stock, with F75P Safe CPU, RT Ethernet and I/O Boards
  • MH50C Product ImageSafe menTCS Real-Time Ethernet Topology
  • MH50C Product ImagemenTCS Software Architecture - Safe Domains and I/O Domains
  • MH50C Product ImageSIL 4 certificate from TÜV SÜD for F75P/3U Safe Computer (included in 23F075P00)
  • MH50C Product ImageSIL 4 certificate from TÜV SÜD for F75P/QNX bundle (included in 23F075P40)
  • MH50C Product Image
  • MH50C Product Image
  • MH50C Product Image
  • MH50C Product Image
  • MH50C Product Image

Main Features

  • For Applications up to SIL4 (EN5012x) or SIL3 (IEC61508)
  • Certified safe CPU board with 3 CPUs
  • Safe I/O boards
  • QNX safe operating system available
  • Certification packages available
  • Extensible by distributed safe I/O boxes connected via real-time Ethernet
  • Optional MVB, RS232, RS422, RS485, CAN, GPS
  • Compact 40 HP application-ready system
  • Rack-mounted or wall-mounted
  • For rolling stock and wayside applications
MH50C Product Image

Technical Data

General System Characteristics
  • Modular design, built-to-order configuration
  • Slot and backplane set-up of the system
    • 1 PSU slot
    • 1 CompactPCI PlusIO system slot
    • 7 CompactPCI peripheral slots
  • Please contact MEN sales for component combination possibilities.
CPU Board
  • CPCI 3U Board
  • Configurable: no
  • 3x Intel Atom E680T (1.6 GHz), 2x 512 MB, 1x 1 GB DDR2 DRAM, 6 HP, front: 1 VGA, 2 USB, 2 Fast Ethernet (RJ45), -40°C to +85°C, air-cooled, conformal coating
    • More information on F75P Safe Computer
  • Mass Storage
    • SSD mSATA, 8 GB, -40 to +85°C
Real-Time Ethernet
  • CPCI 3U Board
  • Configurable: no
  • 4 Fast Ethernet (M12); rear: real-time Ethernet (EBUS); -40°C to +85°C, conformal coating
    • More information on F305 Real-Time Ethernet Interface Card
Safe I/O
  • menTCS I/O Board
  • Configurable: yes
  • Possible in CompactPCI slots: 1, 2, 3, 4, 5, 6
  • Possible Configurations
    • 8 digital outputs, high-side switching, SIL 2 (SIL 4), -40° to +85°C, conformal coating
    • 8 digital outputs, low-side switching, SIL 2 (SIL 4), -40° to +85°C, conformal coating
    • 16 digital inputs, SIL 2 (SIL 4), -40° to +85°C, conformal coating
MVB Multifunction Vehicle Bus
  • CPCI 3U Board
  • Configurable: yes
  • Possible in CompactPCI slots: 1
  • Possible Configurations
    • MVB ESD+ Device, Process and Message Data, -40°C to +70°C, conformal coating
    • MVB ESD+ Bus Administrator, Process and Message Data, -40°C to +70°C, conformal coating
    • MVB EMD Device, Process and Message Data, -40°C to +70°C, conformal coating
    • MVB EMD Bus Administrator, Process and Message Data, -40°C to +70°C, conformal coating
Serial I/O
  • CPCI 3U Board
  • Configurable: yes
  • Possible in CompactPCI slots: 1 to 2, 2 to 3
  • 8 HP FPGA-based universal interface for direct connection of 2x CAN (first slot), 2x UART and 1x 8-bit GPIO (second slot) at front as standard FPGA content plus space for user-defined functions, -40..+85°C, interface SA-Adapters to be ordered separately
    • More information on F215 Universal Interface Board
  • Possible Configurations
    • RS422/485, full duplex, optically isolated, -50°C to +85°C, conformal coating
    • RS232, optically isolated, -40°C to +85°C, conformal coating
    • CAN bus ISO high-speed, optically isolated, -40°C to +85°C, conformal coating
    • GPS receiver, SMA antenna, isolated, -40°C to +85°C, conformal coating
Power Supply
  • PSU 3U
  • Configurable: yes
  • 120 W, 3U 6 HP PSU, wide range input 24 to 110 V DC, 24 V DC nom., output 12 V / 5 V / 3.3 V DC, -40°C to +85°C, conformal coating
    • More information on PU20 Wide-Range Power Supply Unit for Railway Systems, 24 to 110 VDC, 120 W
  • 120 W, 3U 6 HP PSU, wide range input 100 to 240 V AC, 24 V DC nom., output 12 V / 5 V / 3.3 V DC, -40°C to +85°C, conformal coating
    • More information on PU21 Wide-Range Power Supply Unit for Railway Systems, 100 to 240 VAC, 120 W
  • One power inlet connector
Supervision and Control
Dedicated shelf controller monitors power, CPU status, temperature; controls fan; provides status LEDs and power button
  • More information on AF2 Shelf Controller for CompactPCI Systems
Electrical Specifications
  • Supply voltage
    • 24 V, 36 V, 48 V, 72 V, 96 V, 110 V DC nominal; 14.4 to 154 V max. (EN 50155)
    • Power interruption class S2 (10 ms) (EN 50155)
  • Power consumption
    • 60 W typ. (barebone configuration and 2x K1, 2x K2, 2x K7)
    • 100 W max.
Mechanical Specifications
  • Dimensions
    • (W) 214 mm, (D) 225 mm, (H) 175 mm max. without brackets
    • 4U, 40 HP
  • Mounting Possibilities
    • Wall-mount, or
    • Rack-mount in 19" cabinet
    • Two systems side-by-side to build a single 19" chassis
  • Weight
    • 5.7 kg (barebone configuration and 2x K1, 2x K2, 2x K7)
Environmental Specifications
  • Classification for railway applications
    • EN 50155: Rolling stock, vehicle body
    • EN 50125-3: Wayside, at least 3 m off the track inside a switch box
  • Temperature range (operation):
    • -40°C to +70°C, with up to +85°C for 10 minutes (EN 50155, class TX; EN 50125-3, low temp. class T2, high temp. class TX)
  • Temperature range (storage): -40°C to +85°C
  • Cooling concept
    • Air-cooled, forced convection with fan tray at system bottom
  • Humidity
    • EN 50155: Rolling stock, vehicle body
    • EN 50125-3: Wayside, at least 3 m off the track inside switch box
  • Vibration/Shock
    • EN 50155: Rolling stock, vehicle body class B
    • EN 50125-3: Wayside, at least 3 m off the track
  • Altitude: -300 m to +3000 m
  • International Protection Rating (IEC 60529): IP20
  • Pollution Degree: PD 2
  • Useful life: 20 years (EN 50155:2017, class L4)
Safety
  • Functional Safety
    • Certifiable up to SIL 4 according to EN 50129/EN 50128 and up to SIL 3 according to IEC 61508, depending on I/O board configuration
    • Hazard rate for safety functions <= 1E-9 / h
    • System maintains safe state after a failure
  • Electrical Safety
    • EN 60950-1: Class I equipment
  • Flammability (PCBs)
    • UL 94 V-0
  • Fire Protection
    • EN 45545-2, hazard level HL3 (19MH50CB0 barebone configuration)
EMC
  • EN 50155: Rolling stock, vehicle body
  • EN 50121-4: Wayside at least 3 m off the track
Software Support
  • I/O Domain
    • Linux
    • QNX
  • Safe Domain
    • QNX
    • PACY (Process Data Framework for Cyclic Applications)
  • For more information on supported operating system versions and drivers see Software.

Ordering Information

Standard MH50C Models
19MH50CB0

The MH50C is a build-to-order system which is delivered with an example image, The image contains a non-safe standard QNX operating system.
It consists of the 40 HP basic system including backplane and mounting rails and provides:

  • 1 slot for PSU
  • 1 CompactPCI PlusIO slot for the CPU board
  • 7 CompactPCI peripheral slots

The barebone configuration comprises a number of standard, non-configurable components such as the PSU and CPU board. I/O boards are completely configurable. The Technical Data list all components that can be implemented in the system. Choose the functionality you need and contact MEN's sales team to verify which board combinations are feasible.

Miscellaneous Accessories
0711-0022

Bonding kit to couple two half 19" racks to one 19" rack

0711-0023

Mechanical extension kit to integrate a half 19" system into a 19" rack

Related Hardware
19KT08-B0
KT8 - menTCS Remote I/O Extension for 8 Cards

The KT8 is a build-to-order system. It consists of the 40 HP basic system including backplane and mounting rails and provides:

  • 1 slot for I/O head
  • 8 menTCS I/O board slots

The barebone configuration comprises the standard I/O head component including the EtherCAT connection and PSU. I/O boards are completely configurable. The Technical Data list all components that can be implemented in the system. Choose the functionality you need and contact MEN's sales team to verify which board combinations are feasible.

Details
Certification Packages
23F075P00

SIL 4 railway certification package according to EN 5012x for F75P

23F075P40

SIL 4 railway certification package according to EN 5012x for F75P with QNX

23F075P41

Evaluation document package (EN 5012x) for F75P with QNX, providing information for design-in, not for certification.

23K000-00

Base Safe I/O HW/SW Bundle Certification Documentation Package (EN 50128 & EN 50129 and IEC 61508) including 90 h support

23K000-01

Base Safe I/O evaluation document package (EN 50128 & EN 50129 and IEC 61508), providing information for design-in, not for certification.

23K001-00

K1 Safe Digital Outputs HW/SW Bundle Certification Documentation Package (EN 50128 & EN 50129 and IEC 61508) 

23K001-01

K1 Safe Digital Outputs HW/SW Bundle Evaluation Document Package (EN 50128 & EN 50129 and IEC 61508), providing information for design-in, not for certification. 

23K002-00

K2 Safe Digital Inputs HW/SW Bundle Certification Documentation Package (EN 50128 & EN 50129 and IEC 61508) 

23K002-01

K2 Safe Digital Inputs HW/SW Bundle Evaluation Document Package (EN 50128 & EN 50129 and IEC 61508), providing information for design-in, not for certification.

23K007-00

K7 Safe Digital Outputs HW/SW Bundle Certification Documentation Package (EN 50128 & EN 50129 and IEC 61508) 

23K007-01

K7 Safe Digital Outputs HW/SW Bundle Evaluation Document Package (EN 50128 & EN 50129 and IEC 61508), providing information for design-in, not for certification.

Software

Linux
13MD05-90

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

13Y026-90

Linux demo application (MEN) for F75P

13MM02-90

Linux driver (MEN) for RX8581/RX-8574 real-time clock for all products with an additional RTC component. Please note that this driver is already included in upstream Linux kernels starting from 3.14!

13Z077-91

Linux Ethernet driver (MEN) for F75P

13F701-90

Linux MDFULL MVB driver (duagon)

13MTCS-00

menTCS software development kit for F75P/QNX/Linux

QNX
23F075P40

SIL 4 railway certification package according to EN 5012x for F75P with QNX

23F075P41

Evaluation document package (EN 5012x) for F75P with QNX, providing information for design-in, not for certification.

13MTCS-00

menTCS software development kit for F75P/QNX/Linux

Application Examples

Vital Train and Wayside Control

ATO (Automatic Train Operation) and ATP (Automatic Train Protection) minimize accidents caused by human error, increase the train frequency on the tracks, or avoid overspeed and overrunning red signals.


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