Phoenix Contact 2861205, User Manual

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5981_en_06 PHOENIX CONTACT
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Table of contents
1 Information about this document and the documentation landscape for Inline Modular IO ......... 9
1.1 Function of this user manual .................................................................................. 9
1.2 The documentation landscape for Inline Modular IO in reference to the field
multiplexer ............................................................................................................. 9
2 Using a field multiplexer in the field multiplexer system ............................................................ 11
2.1 Arrangement of a field multiplexer system ........................................................... 11
2.2 Data transmission ................................................................................................ 12
2.3 Transmission time ............................................................................................... 13
2.4 Diagnostics.......................................................................................................... 14
2.5 Additional system components............................................................................ 14
2.6 Number of devices in a field multiplexer station ................................................... 14
3 Description of the field multiplexer ............................................................................................ 15
3.1 General description ............................................................................................. 15
3.2 Diagnostic indicators ........................................................................................... 17
3.3 Terminal point assignment................................................................................... 18
3.4 Installation instructions ........................................................................................ 20
3.4.1 Transmission media in the field multiplexer system ............................. 20
3.4.2 Supply from a single power source ...................................................... 20
3.4.3 Alarm contact ....................................................................................... 20
3.4.4 Temperature measurements ................................................................ 21
3.5 Configuration ....................................................................................................... 22
3.5.1 Configuring the "fiber optics (FO)" transmission mode ......................... 22
3.5.2 Configuring the station as a master or a slave ...................................... 22
3.6 Connection example............................................................................................ 22
3.7 Installing and removing the field multiplexer station............................................. 23
3.8 Terminals approved for use on the field multiplexer............................................. 25
3.8.1 Universal terminals that can be used on the field multiplexer ............... 25
3.8.2 Terminals that can actually be used on the field multiplexer ................ 25
4 Power supplies and voltage concept ........................................................................................ 27
4.1 Power supplies .................................................................................................... 27
4.1.1 Supply at the field multiplexer .............................................................. 27
4.1.2 Providing/supplying power at power and/or segment terminals ........... 28
4.1.3 Demands on the voltage supplies ........................................................ 28
4.2 Voltage concept within an field multiplexer station............................................... 29
4.2.1 Power and segment terminals .............................................................. 29
4.2.2 Electrical isolation ................................................................................ 30