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IM502 Input module

Type:Fire Alarm System (Controller)
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Technical standard	Meet the requirements of GB 16806-2006
Bus Voltage	DC18～26V
Power Voltage	DC24V
Input signal	Passive normally open contact (external termination resistance 4.7K)
Monitor current	Alarm bus T+, T-: ≤300uA Power bus DC24V ≤12mA
Alarm current	Alarm Bus T+, T-: ≤1.5mA 24mA ≤ power bus DC24V ≤ 200mA
Confirmation lamp (red)	Run/input action lights (red): Normally flash red, Always on when there is input, no light when there is fault
Line system	Two alarm buses: T+, T- (non-polar), Two power buses: DC24V (non-polar)
Operating temperature	-10℃～+55℃
Relative humidity	≤95%（40℃）
Dimensions	86mm×40mm×86mm（L×W×H）
Weight	About 160g
Color	White