Simplex 4090-5203 Single Relay Output WSSPK24-15/75WR (904-1433-002) It's also suitable for non-life-safety

It's also suitable for non-life-safety installations where smoke detectors aren't appropriate

Single contact monitor

This battery-powered device has an infrared optical interface for reading data automatically sent by the smoke detector every ten seconds

T7350D1008

Monitoring: Continuous sensitivity monitoring

Simplex 4090-5203 Single Relay Output WSSPK24-15/75WR (904-1433-002) It's also suitable for non-life-safetySimplex 4090 5203 Single Relay Output programmable from the MX Loop Applications include signaling fire conditions to plants, machinery, fire doors, dampers, and security systems. The relay coil is monitored. The relay contact is rated for 2A @ 24V DC.