Keba Kemro TM 220/A, Project Engineering Manual

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Table of Contents
1 Introduction ....................................................................................................................... 7
1.1 Purpose of the document........................................................................................ 7
1.2 Preconditions.......................................................................................................... 7
1.3 Intended use........................................................................................................... 7
1.4 Notes on this document.......................................................................................... 8
1.5 Documentation for further reading.......................................................................... 8
2 Safety notes ...................................................................................................................... 9
2.1 Representation........................................................................................................ 9
2.2 General safety instructions...................................................................................... 9
3 Description of the module ............................................................................................. 11
3.1 Front view.............................................................................................................. 11
3.2 Accessories........................................................................................................... 12
3.2.1
TE 220/A terminal temperature sensor (optional).................................. 12
3.2.2 Connector strip....................................................................................... 12
4 Connection and wiring ................................................................................................... 13
4.1 Temperature inputs............................................................................................... 13
4.1.1
Connection example............................................................................... 13
4.1.2 Connection diagram............................................................................... 14
4.2 Sensor interface (SENSOR)................................................................................. 15
4.2.1
Connection example............................................................................... 15
4.2.2 Cable specification................................................................................. 15
4.2.3 Plug specification................................................................................... 15
4.3 EMC and wiring guidelines.................................................................................... 15
5 Configuration .................................................................................................................. 16
5.1 Setting the K-Bus address.................................................................................... 16
6 Functional description ................................................................................................... 18
6.1 General functions for measuring temperatures with thermocouples..................... 18
6.1.1
Principle of temperature measurements................................................ 18
6.1.2 Temperature data sampling................................................................... 18
6.2 Operating modes................................................................................................... 19
6.2.1
Measurements with internal compensation............................................ 19
6.2.2 Measurement with external compensation............................................. 19
7 Operating behavior ......................................................................................................... 21
7.1 Response to module errors................................................................................... 21
7.2 Response to sensor failure................................................................................... 21
8 Disposal ........................................................................................................................... 22
8.1 Disposal of the module.......................................................................................... 22
TM 240/A, TE 220/A for KeStudio U3 Table of Contents
© KEBA 2011
Project engineering manual V1.10 5