SIMATIC S7-1500 DQ 8×230 VAC/5 A ST (Relay) 35 mm
$621.54 – $690.60
DQ 8x230VAC/5A ST — 8-channel relay output module, 5A per channel (each its own group), switching cycle counter for integrated relay, SIL1/PLc safety shutdown capability, firmware V2.1.0. [VERIFIED via Siemens official datasheet]
Technical Specifications
| Module Type | Digital Output, Standard (ST) class, Relay |
| Channels | 8, in groups of 1 (independent channels) |
| Rated Current per Group | 5 A |
| Firmware Version | V2.1.0 (from FS02) |
| Diagnostics | Diagnostics, switching cycle counter for integrated relay |
| Safety Function | Supports safety-related shutdown of load groups up to SIL1 (EN IEC 62061) / Category 2 / PL c (EN ISO 13849-1) |
Typical Applications
Relay output module suited for switching higher-power 230V AC loads directly, such as motor starters, contactors, or AC lighting circuits, where transistor outputs would not handle the voltage/current.





