| 规格和标准 |
Target gas: flammable gas (CH4, etc.) Depth (mm): 36 Height (mm): 124 Width (mm): 80 Detection principle: New ceramic type Measuring range: 0-10000ppm Alarm type: Self-holding, 2-stage alarm Flow rate reduction, sensor connection defect, battery voltage drop, circuit异常,校准范围异常警报操作:<燃气警报>蜂鸣器间歇性,警报灯(红色)闪烁,气体浓度闪烁<故障警报<故障警报>蜂鸣器间歇性,警报灯(红色)闪烁,闪烁,故障内容显示警报设置值:1st 250ppm/2nd 500ppm检测方法:泵送类型,泵送类型,泵速度7-级别/plof速度/plof速度/plof速度/流量/更多(plof fairs of 0.30 l. numerical display + bar meter (50 splits) + Status information display / 7-segment digital numerical display: 0-10000ppm/Digital bar meter display: Auto-range switching 0-1000ppm (L range) / 0-10000ppm (H range) Power supply: 4 AA alkaline batteries (To meet the explosion-proof performance requirements, please the batteries listed on the explosion-proof structure electric machinery and equipment type certification pass certificate.)连续使用时间:大约15小时(新电池,没有警告和没有照明,在25°C)防尘和防水结构:IP67等效 炸的防 炸力:本质上安全的 炸式 炸结构Ex iic T4(TIIS 炸式 炸性认证认证)
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