Technical specifications
A.10 Analog signal modules (SMs)
S7-1200 Programmable controller
1468 System Manual, V4.2, 09/2016, A5E02486680-AK
SM 1234 wiring current transducers
Wiring current transducers are available as 2-wire transducers and 4-wire transducers as
shown below.
Table A- 155 Wiring diagrams for the analog input/output SM
SM 1234 AI 4 x 13 Bit / AQ 2 x 14 bit (6ES7234-4HE32-0XB0)
Note: Connectors must be gold. See Appendix C, Spare Parts for