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KT8 - menTCS Remote I/O Extension for 8 Cards

Modular Train Control System for Safe Applications in Transportation

KT8 is a safe remote I/O box certifiable up to SIL 4 for TCS applications like train control, ATO or ATP using the menTCS Train Control System.

  • KT8 Product ImageKT8 Safe menTCS Remote I/O Box, SIL 4, Configuration Example
  • KT8 Product Image

Main Features

  • For Applications up to SIL4 (EN5012x) or SIL3 (IEC61508)<br />Safe I/O boards<br />Certification packages available<br />Distributed safe I/O and controller boxes connected via real-time Ethernet<br />Support for QNX safe operating system<br />Compact 40 HP housing for remote locations<br />Full EN 50155 compliance<br />Rack-mounted or wall-mounted
KT8 Product Image

Technical Data

Front Interfaces
  • Ethernet
    • Two 4-pin M12 connectors, D-coded, 100BASE-T
    • Four link and activity LEDs (two per channel)
  • menTCS system control
    • Two hex switches to configure chassis ID
  • Power supply
    • One power inlet connector
    • One voltage status LED
  • Safe I/O
    • As configured using plug-in boards
Safe I/O
  • menTCS I/O Board
  • Configurable: yes
  • Possible in slots: 1, 2, 3, 4, 5, 6, 7, 8
  • 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
Supervision and Control
Output voltage supervision and thermal supervision
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
    • 16 W approx. (with 8x K1)
    • 58 W max.
Mechanical Specifications
  • Dimensions
    • (W) 210 mm, (D) 133 mm, (H) 133 mm without brackets and connectors
  • Mounting Possibilities
    • Wall-mount, or
    • Rack-mount in 19" cabinet, or
    • DIN-rail mounting
    • Two systems side-by-side to build a single 19" chassis
  • Weight
    • 1450 g (barebone configuration)
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, low temp. class T2, high temp. class TX
  • 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, airflow 0.5 m/s
  • Humidity
    • EN 50155: Rolling stock, vehicle body
    • EN 50125-3: Wayside, at least 3 m off the track inside a switch box
  • Vibration/Shock
    • EN 50155: Rolling stock, vehicle body class B
    • EN 50125-3: Wayside, at least 3 m off the track inside a switch box
  • 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)
  • Functional Safety
    • Certifiable to SIL 1, SIL 2, SIL 3 or SIL 4 according to EN 50129, depending on I/O board configuration
  • Electrical Safety
    • EN 60950-1: Class I equipment
  • Fire Protection
    • EN 45545-2, hazard level HL3
  • EN 50155: Rolling stock, vehicle body
  • EN 50121-4: Wayside at least 3 m off the track (with external protection elements)
Software Support
  • PACY (Process Data Framework for Cyclic Applications)
  • QNX

Ordering Information

Standard KT8 Models

The KT8 is a build-to-order system. It consists of the 40 HP basic system including backplane and mounting rails and provides:<ul> <li>1 slot for I/O head</li> <li>8 menTCS I/O board slots</li></ul>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 <a href="/contacts/">contact MEN&apos;s sales team</a> to verify which board combinations are feasible.

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