Key Features
- Digital input/output module: SM 1223 digital inputs/ output for SIMATIC S7-1200.
- Input channels: 8 DI 120/230 V AC, in groups of 4.
- Relay outputs: 8 DQ relay 2 A, in groups of 4.
- Conformal coating: Conformal coating with Class 2 for high reliability.
- Operating range: -40…+70 °C, with start up -25 °C.
- Required front connector: Required front connector; IP20 enclosure.
Applications
- AC digital signal acquisition: Acquires 120/230 V AC input signals through 8 DI.
- Relay-based output switching: Switches loads through 8 DQ relay outputs rated 2 A.
- Diagnostic monitoring: Provides diagnostic alarm and input/output status indication.
Technical Summary
| Product type designation | SM 1223, DI 8×120/230 V AC, DQ 8x relay |
|---|---|
| Based on | 6ES7223-1QH32-0XB0 |
| Rated value, DC supply voltage | 24 V |
| Permissible range, lower limit, DC supply voltage | 20.4 V |
| Permissible range, upper limit, DC supply voltage | 28.8 V |
| Number of digital inputs | 8 |
| Input voltage, rated value | 120/230 V AC |
| Number of digital outputs | 8 |
| Relay outputs, rated supply voltage of coil L+ | 24 V |
| Switching capacity of contacts, resistive load | 2 A |
| Diagnostic alarm | Yes |
Frequently Asked Questions
What is Siemens 6AG1223-1QH32-2XB0 used for?
It is a SIPLUS S7-1200 SM 1223 digital input/output module with 8 DI AC and 8 DQ relay.
How many inputs and outputs does this SM 1223 module provide?
It provides 8 digital inputs and 8 relay outputs.
What input and output ratings define this module?
The inputs are 120/230 V AC, and the relay outputs are rated 2 A.
What supply voltage does the module require?
The rated DC supply voltage is 24 V, with a permissible range of 20.4 V to 28.8 V.
What installation and environmental details should be checked before selection?
Check the required front connector, IP20 degree of protection, and the -40…+70 °C operating range with start up -25 °C.
