Siemens ET 200pro - Connecting Transducers to the Analog Inputs

Appendix
A.5 Connection examples
ET 200pro distributed I/O system
Operating Instructions, 03/2013, A5E00335544-08
517
A.5.4
Connecting transducers to the analog inputs
Current transmitter as 2-wire transducer
2-wire
CAUTION
2-wire transducer
A configuration as 2-wire transducer will destroy the electronic module in case of a short-
circuit to encoder supply 1L+.
Current transmitter and voltage sensor as 4-wire transducer
3-wire
Note
Connecting a 3-wire unit
Provide for an external jumper 3/4, e.g. in the M12 connector or in the cable.
4-wire