SIMATIC S7-1200 SM 1223 Digital Input/Output Module is a signal module that supplements the CPU's integral I/O. It comes in 8 DI/8 DO and 16 DI/16 DO versions with 24 V DC inputs and 0.5 A transistor or 2 A relay outputs, plus a type with 120/230 V AC inputs and relay outputs.
Technical data
| Product | SM 1223 |
|---|---|
| Product family | SIMATIC S7-1200 |
| Description | Combined digital input/output modules |
| Example version | SM 1223 digital input/output signal module SIMATIC S7-1200, SM 1223 digital input/output module 8 DI/8 DO, 8 DI 24 V DC, sink/source, 8 DO, transistor 0.5 A |
| Programming | STEP 7 (TIA Portal) |
Article numbers
| Version | Description | Article No. |
|---|---|---|
| Standard | SM 1223 digital input/output signal module SIMATIC S7-1200, SM 1223 digital input/output module 8 DI/8 DO, 8 DI 24 V DC, sink/source, 8 DO, transistor 0.5 A | 6ES7223-1BH32-0XB0 |
| Standard | SIMATIC S7-1200, SM 1223 digital input/output module 16 DI/16 DO, 16 DI 24 V DC, sink/source, 16 DO, transistor 0.5 A | 6ES7223-1BL32-0XB0 |
| Standard | SIMATIC S7-1200, SM 1223 digital input/output module 16 DI/16 DO, 16 DI 24 V DC, sourcing/sinking input, 16 DO, sinking output, NPN transistor 0.5 A | 6ES7223-1BL32-1XB0 |
| Standard | SIMATIC S7-1200, SM 1223 digital input/output module 8 DI/8 DO, 8 DI 24 V DC, sink/source, 8 DO, relay 2 A | 6ES7223-1PH32-0XB0 |
| Standard | SIMATIC S7-1200, SM 1223 digital input/output module 16 DI/16 DO, 16 DI 24 V DC, sink/source, 16 DO, relay 2 A | 6ES7223-1PL32-0XB0 |
| Standard | SIMATIC S7-1200, SM 1223 digital input/output module 8 DI AC/8 DO RLY, 8 DI 120/230 V AC, 8 DO relay 2 A | 6ES7223-1QH32-0XB0 |
| SIPLUS | SIPLUS SM 1223 digital input/output signal module (Extended temperature range and exposure to environmental substances) 8 inputs, 24 V DC, IEC type 1 sinking input; 8 x 24 V DC transistor outputs, 0.5 A, 5 W • For areas with exceptional exposure to environmental substances (conformal coating) | 6AG1223-1BH32-4XB0 |
| SIPLUS | • -25 ... +70 °C, from +60 … +70 °C number of simultaneously controllable inputs and outputs max. 50% | 6AG1223-1BH32-2XB0 |
| SIPLUS | 16 inputs, 24 V DC, IEC type 1 sinking input; 16 x 24 V DC transistor outputs, 0.5 A, 5 W • For areas with exceptional exposure to environmental substances (conformal coating) | 6AG1223-1BL32-4XB0 |
| SIPLUS | • -25 ... +70 °C, from +60 … +70 °C number of simultaneously controllable inputs and outputs max. 50% | 6AG1223-1BL32-2XB0 |
| SIPLUS | 8 inputs, 24 V DC, IEC type 1 sinking input; 8 relay outputs, 5 ... 30 V DC / 5 ... 250 V AC, 2 A, 30 W DC / 200 W AC • For areas with exceptional exposure to environmental substances (conformal coating) | 6AG1223-1PH32-4XB0 |
| SIPLUS | • -25 ... +70 °C, from +60 … +70 °C number of simultaneously controllable inputs and outputs max. 50% | 6AG1223-1PH32-2XB0 |
| SIPLUS | 16 inputs, 24 V DC, IEC type 1 sinking input; 16 relay outputs, 5 ... 30 V DC / 5 ... 250 V AC, 2 A, 30 W DC / 200 W AC • For areas with exceptional exposure to environmental substances (conformal coating) | 6AG1223-1PL32-4XB0 |
| SIPLUS | • -25 ... +70 °C, from +60 … +70 °C number of simultaneously controllable inputs and outputs max. 50% | 6AG1223-1PL32-2XB0 |
| SIPLUS | 8 inputs, 120/230 V AC; 8 relay outputs, 5 ... 30 V DC/5 ... 250 V AC, 2 A, 30 W DC/200 W AC • For areas with exceptional exposure to environmental substances (conformal coating) | 6AG1223-1QH32-4XB0 |
| SIPLUS | -40 ... +70 °C, from +60 … +70 °C number of simultaneously controllable inputs and outputs max. 50% | 6AG1223-1QH32-2XB0 |
Technical data and article numbers are based on Siemens catalog ST 70 · 2026 (chapter SIMATIC S7-1200) and are for information only. Image is representative.
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