Sm 1231 Rtd Specifications - Siemens SIMATIC S7-1200 Manual

Table A- 48 Wiring diagrams for SB 1231 TC and RTD
SB 1231 AI 1 x 16 bit TC
①
Loop-back unused RTD input
② ③
2-wire RTD 3-wire RTD
A.8.2

SM 1231 RTD specifications

Table A- 49 General specifications
Technical data
Order number
Dimensions
W x H x D (mm)
Weight
Power dissipation
Current consumption
(SM Bus)
Current consumption
1
(24 VDC)
Easy Book
Manual, 03/2014, A5E02486774-AF
④
4-wire RTD
SM 1231 AI 4 x RTD x 16 bit
6ES7 231-5PD32-0XB0
45 x 100 x 75
220 grams
1.5 W
80 mA
40 mA
Technical specifications
A.8 RTD and Thermocouple modules
SB 1231 AI 1 x 16 bit RTD
SM 1231 AI 8 x RTD x 16 bit
6ES7 231-5PF32-0XB0
70 x 100 x 75
270 grams
1.5 W
90 mA
40 mA
319