SIMATIC S7-1200 SM 1223, DI 8×24 VDC, DQ 8x Relay PLC Expansion Module
$236.85 – $263.17
SM 1223 — combined digital I/O module, 8DI / 8DO relay.
Technical Specifications
| Module Type | Digital I/O |
| Digital Inputs | 8x 24V DC |
| Digital Outputs | 8x relay |
Typical Applications
Used for applications needing both digital sensing inputs and relay-switched outputs on a single compact module.










