Functional Features：

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This product is mainly suitable for Zone 1 and Zone 2 hazardous areas in explosive gas environments, Class IIA-IIB. Connect to our company's G7 alarm system through explosion-proof safety barriers. Adopting a patented maze design, the smoke intake is smooth and the dust resistance is good; All are surface mount components with strong moisture resistance; Built in CPU intelligent algorithm; It has the function of analyzing the authenticity of fire incidents and has drift automatic tracking compensation function, automatically adjusting sensitivity; Having a learning mode; It has self diagnostic function. Using GS701 electronic encoder encoding, occupying one address (1-255). It needs to be used in conjunction with the GT700 base.

Technical Parameter：

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Working voltage: DC24V, allowable range: 16V~28V
Static current: ≤ 0.6mA
Alarm current: ≤ 1.2mA
Protection area: 60m2
Dimensions: Φ 99mm × H50.3mm (including base)
Explosion proof mark: Ex ib IIC T6 Gb
Explosion proof certificate: SYEx23.11152X
Intrinsic safety explosion-proof parameters: Ui: 28VDC Ii: 93mA Pi: 0.65W Ci: 0.05uF Li: 0mH

Usage environment：

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Environmental temperature: -10 ℃~50 ℃
Relative humidity: ≤ 95% RH (40 ℃± 2 ℃)