1. Description

GH gas alarm is a kind of wall-mounted household gas alarm designed to detect the concentration of combustible and toxic gases or vapors using high quality air-sensitive component and manufactured with advanced technology. It provides visual and audible signals when the gas concentration reaches the presetting range, and reminds you to take prompt favorable action. You may start up other link equipment, open windows or shut off gas supply to avoid Fire, explosion, suffocation, and other malignant accident.

2. Specifications:

Model	□GH401    □GH601
Operating Power	AC220V/110V±15%/ DC12V  ≤3W
Environment	Temperature: 0℃～55℃ Humidity: ＜95%
Response time	≤30s     resume automatically
Gas Sampling	Diffuse naturally
Alarm Level	GH 401:Natural Gas  10%LEL
	GH 601:Propane  10%LEL
Sound level	≥70dB
Weight	270g
Dimension	L×w×h,  mm:137×75×49
Optional function	Gas shut off valve/relay output