Functional Features：

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The JSA-PM-GM703 manual fire alarm button (intrinsic safety type) is connected to our company's G7 alarm system through an explosion-proof safety barrier to achieve alarm monitoring function. The manual fire alarm button (intrinsic safety type) is an intrinsic safety product. This manual fire alarm button has a novel structure, beautiful appearance, stable and reliable performance, and good resistance to chemical corrosion. It can be used in Zone 1 and Zone 2 hazardous areas with explosion-proof requirements in industries such as petroleum and chemical

Technical Parameter：

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Working voltage: DC24V
Static current: ＜ 0.4mA
Answer current: ≤ 1.5mA
Dimensions: L85mm × W85mm × H34mm
Explosion proof mark: Ex ib IIC T6 Gb
Explosion proof certificate: SYEx23.11150X
Intrinsic safety explosion-proof parameters: Ui=DC28V, Ii=93mA, Ci=0.12 μ F, Li=0mH

Usage environment：

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Environmental temperature: -10 ℃ to+50 ℃
Relative humidity:<95% RH (40 ℃± 2 ℃)