Siemens SIMATIC S7-1200

Technical specifications
A.8 RTD and Thermocouple modules
Easy Book
Manual, 03/2014, A5E02486774-AF
319
Table A- 48 Wiring diagrams for SB 1231 TC and RTD
SB 1231 AI 1 x 16 bit TC
SB 1231 AI 1 x 16 bit RTD
①
Loop-back unused RTD input
② 2-wire RTD ③ 3-wire RTD ④ 4-wire RTD
A.8.2
SM 1231 RTD specifications
Table A- 49 General specifications
Technical data
SM 1231 AI 4 x RTD x 16 bit
SM 1231 AI 8 x RTD x 16 bit
Order number
6ES7 231-5PD32-0XB0
6ES7 231-5PF32-0XB0
Dimensions
W x H x D (mm)
45 x 100 x 75 70 x 100 x 75
Weight
220 grams
270 grams
Power dissipation
1.5 W
1.5 W
Current consumption
(SM Bus)
80 mA 90 mA
Current consumption
1
(24 VDC)
40 mA 40 mA