Key Features
- SM 1223 digital I/O module: Product type designation: SM 1223, DI 8×24 V DC, DQ 8x relay.
- 8 DI and 8 DO: Digital inputs: 8. Digital outputs: 8.
- 24 V DC inputs with relay outputs: Input voltage rated value (DC): 24 V. Relay output coil supply voltage L+ (DC): 24 V.
- Relay output capacity: Switching capacity of the outputs with resistive load, max.: 2 A.
- Diagnostics support: Diagnostic alarm: Yes. Diagnostics indication LED for status of the inputs: Yes. Diagnostics indication LED for status of the outputs: Yes.
- IP20 protection: IP degree of protection: IP20.
Technical Summary
| Product type designation | SM 1223, DI 8×24 V DC, DQ 8x relay |
|---|---|
| Digital inputs | 8 |
| Digital outputs | 8 |
| Input voltage, rated value (DC) | 24 V |
| Supply voltage, rated value (DC) | 24 V |
| Power loss, typ. | 5.5 W |
| Input current from backplane bus 5 V DC, max. | 145 mA |
| Switching capacity of the outputs with resistive load, max. | 2 A |
| Relay outputs, rated supply voltage of relay coil L+ (DC) | 24 V |
| Potential separation digital outputs and backplane bus | 1 500 V AC for 1 minute |
| IP degree of protection | IP20 |
Applications
- 24 V DC signal interfacing for a SIMATIC S7-1200 controller: Provides 8 DI/8 DO signal connection in a SIMATIC S7-1200 setup.
- Relay-based output switching: Supports switching loads through 8 relay outputs with a switching capacity of up to 2 A on resistive load.
Frequently Asked Questions
What is the exact Siemens model of this SM 1223 module?
The exact model is 6ES7223-1PH32-0XB0.
How many digital inputs and outputs does 6ES7223-1PH32-0XB0 provide?
It provides 8 digital inputs and 8 digital outputs.
What is the input and supply voltage for this module?
The rated value for both the input voltage and the supply voltage is 24 V DC.
What type of outputs does this SM 1223 use and what is the output capacity?
It uses 8 relay outputs with a switching capacity of up to 2 A on resistive load.
