Specification :

Indicator light status description
1.Power indicator light instructions:
1) Often off: device power supply is not normal.
2) Often light: device power supply is normal.
2.Communication status indicator light description:
1) Often light: module communication is not normal.
2) Flicker: ( 1 second flicker 1) , communication equipment is normal.
The instructions of connecting with alarm host
3.Wiring instructions: If the alarm host to share power, It will" red, green, yellowand black" 4-core wire with the host of " red, green, yellowand black" 4 terminal connected.If the alarm host does not share power, " green, yellow and black" 3-core wire will connect with the host of " green, yellow and black" 3 terminal ." Red and black" 2-core wire will connect with it is own power positive and negative.( It recommends that use power supply separately)
4.When it uses in the same host, each relay module has its own unique address.It can not be the same address as other relay module.Please refer to the installation of alarm host or user manual when the range of address and setlling.