Siemens SIMATIC S7-1200

Technical specifications
A.3 Digital I/O modules
Easy Book
Manual, 03/2014, A5E02486774-AF
301
Note
The SM
1223 DI 8 x 120/230 VAC, DQ 8 x Relay signal module (6ES7 223-1QH32-0XB0) is
approved for use in Class
1, Division 2, Gas Group A, B, C, D, Temperature
Class
T4 Ta = 40 °C.
Table A- 24 Wiring diagram for SM 1223 DI 8 (120/230 VAC) / DQ 8 (Relay)
SM 1223 DI 8 (120/230 VAC) / DQ 8 (Relay)