Fire Alarm Systems

1.POWER:110VAC/220VAC/230VAC (or 9V batteries or Rechargeable bettery patck) 2.Working temperature:40degree~80 degree 3.Alarm density:Carbon monoxide:EN-55022,EN-55024 4.INTERCONNECTING GAS DETECTOR (1)CIRCUIT FOR NORMALLY CLOSED RELY...

1.Hot wire type sensor 2.POWER:110VAC/220VAC/230VAC, 9V-20VDC 3.Alarm density:Carbon monoxide:150ppm+-50% 4.INTERCONNECTING GAS DETECTOR (1)CIRCUIT FOR NORMALLY CLOSED RELY CONTACTS (2)CIRCUIT FOR NORMALLY OPEN RELY CONTACTS (3)Operating...