Interflex Datensysteme GmbH
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18.1.2 Connections
PE (RS485 bus)
PE connection for cable shield
Tx+ and Tx -
RS485 I/O. Interface for an additional terminal. Max. cable length: 100m
PE
Additional PE connection for an I/O controller board
COM + and COM -
Interface to I/O controller board. Max. cable length: 100m
+ 5VDC
5 VDC voltage supply for one I/O controller board
18.1.3 Connection to IF-57xx
The interface expander is connected to the IF-57xx master terminal via the 8-pin cable (1) included in
delivery.