新宇宙超低浓度警报类型一氧化碳检测警报（DC24V端子块连接） 一分点一氧化碳指示器和警报 KS-7D(F.S.75PPM-DC24V)

Detection principle: Electrochemical (diffusion type)
Detection range (m): 0 to 75pp
Resolution (m): 1pp
Alarm setting value (m): 25ppm for 1st stage, 50pp for 2nd stage
External output: Analog output DC4-20mA (current detection resistance shall be 300Ω or less including wiring resistance), Gas alarm contacts (1st stage and 2nd stage): 1a No-voltage contact/self-holding (Rated load: AC125V, 0.5ADC30V, 2A resistance load)
Dimensions W (excluding protrusions) (mm): 82
Dimensions H (excluding protrusions) (mm): 150
Dimensions D (excluding protrusions) (mm): 35

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300G

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