Functional Features：

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The GM704 fire hydrant button (intrinsic safety type) is connected to our company's G7 alarm system through an explosion-proof safety barrier to achieve the monitoring and control function of the fire pump. The fire hydrant button (intrinsic safety type) is an intrinsic safety product. This fire hydrant button (intrinsic safety type) has a novel structure, beautiful appearance, stable and reliable performance, and good chemical corrosion resistance. 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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Alarm current: ≤ 1.5mA
Dimensions: L85mm × W85mm × H34mm
Explosion proof mark: Ex ib IIC T6 Gb
Explosion proof certificate: SYEx23.11148X
Intrinsic safety 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 ℃)