4 wire smoke detector 48vdc with relay
  The 4 wire smoke detector 24vdc with relay that initiated the alarm condition will have its red LED and relays latched until reset by panel. Two LEDs on each detector provide local 360° visible alarm indication. They flash every six seconds indicating that power is applied and the detector is working properly. The LEDs latch on in alarm. LEDs will be off when a trouble condition exists indicating that the detector sensitivity is outside the listed limit. The detector has an automatic reset function.


 Features 
1.Surface mounting 
2. LED indicator 
3.Complete functional test with every activation 
4. Meets all requirements of latest EN54-7:2001


Technical Specification
Main Voltage 9～28VDC
Operating current(@ 24VDC) NO Standby current≤120uA, Alarmcurrent≤20mA
Application For indoor use only
Smoke Alarm Sensitivity 0.18 to 0.3 dB/m
Alarm relay output capacity 500mA @DC30V
Size 99.8mm* 99.8mm* 48.2mm