3SK1211-1BB40 Siemens
- Code / Model: 3SK12111BB40
- Manufacturer: Siemens
- Department: Reels and signal conditioning
- Category of products: Manufacture from materials of any heading
- Sub-category: Flexible function modules
- You've seen it before.: 1
Sirius 4RO Safety Relay Extension with Enabling Circuits
This extension features 4 relay enabling circuits without contacts and a single relay feedback circuit (1 NC). It operates at 24V DC and utilizes screw terminal connections.