Siemens SIMATIC NET - Default Chapter; Table of Contents

Optical link module
Operating Instructions, 01/2020, C79000-G8976-C270-06
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Table of contents
1 Introduction ............................................................................................................................................. 5
2 Description of the device ......................................................................................................................... 9
2.1 Product overview ...................................................................................................................... 9
2.2 Device view of an OLM ........................................................................................................... 10
2.3 Properties and functions ......................................................................................................... 11
2.4 Area of application .................................................................................................................. 13
2.5 LED display ............................................................................................................................. 13
2.5.1 Overview ................................................................................................................................. 13
2.5.2 "SYSTEM" LED ....................................................................................................................... 13
2.5.3 LED "CH1"/"CH0" - electrical .................................................................................................. 15
2.5.4 LED "CH2"/"CH3" - optical ...................................................................................................... 16
2.5.5 LED "CH2-LEVEL"/"CH3-LEVEL" .......................................................................................... 17
3 Commissioning ..................................................................................................................................... 19
4 Operator control (hardware) .................................................................................................................. 21
4.1 Setting compatibility ................................................................................................................ 21
4.2 Setting the operating mode ..................................................................................................... 23
4.2.1 Setting the mode of the electrical channel (CH1) ................................................................... 23
4.2.2 Setting the mode of the electrical channel (CH0) ................................................................... 24
4.2.3 Setting the mode of the optical channels (CH2/CH3) ............................................................. 25
4.3 Reducing optical transmit power ............................................................................................. 27
4.4 DIL switches S5 / S6 with OLM / G11-1300 and OLM / G12-1300 ........................................ 30
4.5 Mixed operation OLM V4 with OLM V2 (SINEC L2FO) .......................................................... 30
5 Mounting ............................................................................................................................................... 31
5.1 Installation guide ..................................................................................................................... 32
5.2 Types of installation ................................................................................................................ 36
5.3 Mounting on DIN rails ............................................................................................................. 37
5.4 Wall mounting ......................................................................................................................... 38
6 Connection ........................................................................................................................................... 41
6.1 Electrical RS-485 bus cables .................................................................................................. 44
6.2 Operating power supply .......................................................................................................... 46
6.3 Signaling contact ..................................................................................................................... 47
6.4 Optical channels ..................................................................................................................... 48
6.5 Connecting optical cables ....................................................................................................... 51
7 Planning/configuring.............................................................................................................................. 53