The DA223 is a door lock keep; this unit replaces an existing lock keep. There is a single-pole change-over (SPCO) contact that is actuated when the lock bolt is thrown. Typical uses for these units are for final setting of an intruder alarm system or for monitoring whether perimeter doors are locked.
- Brushed stainless steel faceplate
- Supply voltage 12V DC
- Supplied with 1m, 3 core cable
