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MH50C - menTCS Vital System Controller
SIL 4 Modular Train Control System for Safety 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 MEN Train Control System (menTCS) Controller for Rolling Stock, with F75P Safe CPU, RT Ethernet and I/O Boards
Safe menTCS Real-Time Ethernet Topology
menTCS Software Architecture - Safe Domains and I/O Domains
SIL 4 certificate from TÜV SÜD for F75P/3U Safe Computer (included in 23F075P00)
SIL 4 certificate from TÜV SÜD for F75P/QNX bundle (included in 23F075P40)
Main Features
- SIL 4 modular Train Control System menTCS
- Certified safe CPU board with 3 CPUs
- Safe I/O boards (currently in certification process)
- 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
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
Safety
- Functional Safety
- Certifiable to SIL 1, SIL 2, SIL 3 or SIL 4 according to EN 50129, depending on I/O board configuration
- Hazard rate for safety functions <= 1E-9 / h
- Control Processors configured for deterministic behavior, e.g., Hyper-Threading disabled, speed-step disabled, BIOS interrupts disabled
- 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
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 
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
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)
QNX 23F075P40
SIL 4 railway certification package according to EN 5012x for F75P with QNX
Documentation
Data Sheets
User Manuals
Errata & Technical Information
Application Note: menTCS - Connecting a menTCS I/O Board with EMC Suppressor Circuitry
Application Note: menTCS - Connecting a Standard Relay
Application Note: menTCS - Connecting a SIL 3/SIL 4 Safety Actuator
Application Note: menTCS - Implementing a Double Cut Output with K1 and K7
Application Note: menTCS - Connecting a Potential Free Contact
13MTCS-00 menTCS Software Development Kit (SDK) (on request)
Application Note: menTCS - Connecting a Standard Relay
Application Note: menTCS - Connecting a SIL 3/SIL 4 Safety Actuator
Application Note: menTCS - Implementing a Double Cut Output with K1 and K7
Application Note: menTCS - Connecting a Potential Free Contact
13MTCS-00 menTCS Software Development Kit (SDK) (on request)
Product Comparison
Catalogs & Brochures
Presentations
White Papers & Articles
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.