
Distributed I/O system ET 200eco PN M12-L
6System Manual, 06/2021, A5E48753295-AC
Table of contents
Preface................................................................................................................................................... 3
1 ET 200eco PN M12-L Documentation Guide .......................................................................................... 8
2 System overview ................................................................................................................................. 12
2.1 What are the SIMATIC ET 200eco PN M12-L distributed I/O devices?.................................... 12
2.2 Components...................................................................................................................... 15
3 Mounting ............................................................................................................................................. 18
3.1 Basics ................................................................................................................................ 18
3.2 Mounting without mounting rail........................................................................................ 19
3.3 Mounting with mounting rail ............................................................................................. 21
4 Connecting .......................................................................................................................................... 23
4.1 Rules and regulations for operation.................................................................................... 23
4.2 Operation on grounded/non-grounded infeed.................................................................... 26
4.3 Electrical configuration of the ET 200eco PN M12-L............................................................ 30
4.4 Connecting ET 200eco PN M12-L to the functional earth .................................................... 33
4.4.1 Mounting ET 200eco PN M12-L on conductive surface........................................................ 33
4.4.2 Mounting ET 200eco PN M12-L on non-conductive surface ................................................ 34
4.5 Connecting cables for ET 200eco PN M12-L........................................................................ 37
4.6 Wiring ............................................................................................................................... 39
4.7 Marking the ET 200eco PN M12-L....................................................................................... 43
4.7.1 Factory markings ............................................................................................................... 43
4.7.2 Optional markings ............................................................................................................. 44
4.7.3 Mounting identification labels............................................................................................ 45
5 Configuring.......................................................................................................................................... 46
5.1 Configuring the ET 200eco PN M12-L ................................................................................. 46
5.2 Isochronous real-time communication ............................................................................... 47
5.3 Isochronous mode ............................................................................................................. 48
5.4 Shared device .................................................................................................................... 49
5.5 Module-internal shared input / shared output (MSI/MSO) ................................................... 50
5.6 System redundancy S2....................................................................................................... 50
5.7 Prioritized startup .............................................................................................................. 51
5.8 Device replacement without programming device.............................................................. 51
5.9 Media redundancy............................................................................................................. 52