5 Electrical connections
5.7.2 Distributed I/O, digital sensors
114 A 3HAC 16245-1
5.7.2 Distributed I/O, digital sensors
General Digital sensors are connected to one optional digital unit.
Technical data See Product Specification for Controller S4Cplus.
Allowed types of
digital sensors
The table below shows the allowed types of digtal sensors to be used, and their signal levels
respectively:
Sensor type Signal level
Digital one bit sensor High, "1"
Low, "0"
Digital two bit sensor High, "01"
No signal, "00"
Low, "10"
Error status, "11" (stop program running)
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