| Manufacturer | Siemens |
| Category | SIRIUS Safety Relays |
| SKU / Product code | 3RK1904-2AB02 |
| Weight | 0.565 kg |
| Commodity code | 85371098 |
| Description | AS-Interface Addressing unit V3.0 for setting the addresses of AS-i slave modules Input/output test and further functions AS-i specification V3.0 M12 connection socket with addressing cable 1.5 m (M12 connector/hollow plug) with batteries (4 x 1.5 V LR6) |
