SIMATIC S7-1200 SM 1223, DI 16×24 VDC, DQ 16x relay PLC expansion module
$375.02 – $416.69
SM 1223 — combined digital I/O module, 16DI / 16DO relay.
Technical Specifications
| Module Type | Digital I/O |
| Digital Inputs | 16x 24V DC |
| Digital Outputs | 16x relay |
Typical Applications
Used for higher-density applications needing a balanced mix of digital inputs and relay outputs.










