Key Features
- Digital I/O module for SIMATIC S7-1200: SM 1223 digital inputs/ output module with 8 DI AC/8 DQ RLY.
- 8 AC digital inputs: Digital inputs: 8, with rated input voltage 120/230 V AC.
- 8 relay digital outputs: Digital outputs: 8 relay outputs with 2 A switching capacity.
- Conformal coating: Conformal coating for high-reliability protection on the printed circuit board assemblies.
- Diagnostic indication: Diagnostic alarm plus LEDs for input status and output status.
- Operating temperature range: Specified for -20…+60 °C.
Applications
- SIMATIC S7-1200 I/O expansion: Digital input and relay output expansion for a SIMATIC S7-1200 controller.
- AC signal acquisition and relay switching: Acquisition of 120/230 V AC digital input signals and switching of loads through relay outputs.
Technical Summary
| Product type designation | SM 1223, DI 8×120/230 V AC, DQ 8x relay |
|---|---|
| Based on | 6ES7223-1QH32-0XB0 |
| Rated value (DC) | 24 V |
| Permissible range, lower limit (DC) | 20.4 V |
| Permissible range, upper limit (DC) | 28.8 V |
| Input current from backplane bus 5 V DC, max. | 120 mA |
| Power loss, typ. | 7.5 W |
| Number of digital inputs | 8 |
| Number of digital outputs | 8 |
| Rated value (AC) | 120/230 V AC |
| Switching capacity of the outputs, with resistive load, max. | 2 A |
| IP degree of protection | IP20 |
| Ambient temperature during operation min. | -20 °C; = Tmin (incl. condensation/frost); start-up @ 0 °C |
| Ambient temperature during operation max. | 60 °C; = Tmax |
| Conformal coating | Yes; Class 2 for high reliability |
| Diagnostic alarm | Yes |
Frequently Asked Questions
What is Siemens 6AG1223-1QH32-4XB0 used for?
It is a SIPLUS S7-1200 SM 1223 digital input/output module with 8 DI 120/230 V AC and 8 DQ relay 2 A.
How many digital inputs and outputs does this SM 1223 have?
It has 8 digital inputs and 8 digital outputs.
What input and output ratings are specified for this module?
The digital inputs are rated 120/230 V AC, and the relay outputs have a 2 A switching capacity with resistive load.
What electrical supply does the module require?
Rated value (DC): 24 V, with a permissible range of 20.4 V to 28.8 V.
What installation size and protection data are listed for the module?
Width 45 mm, height 100 mm, depth 75 mm, weight approx. 230 g, and IP20 protection.
