规格和标准 |
Gas to be detected: City gas/LPG (switchable) Protection grade: equivalent to IP67 Detection range: 10 to 2000 ppm Detection principle: Heat-line semiconductor type Condition gas: LPG (i-C4H10) Calibration, City gas (CH4) Calibration *2 Gas calibration Concentration display: LCD bar meter/concentration比例/LED 检测方法:泵吸气类型警报设置值:初始设置为30 ppm(10、30、150、500、2000 ppm警报量表:浓度量表(10,30,150,150,500,2000ppm)各种显示:操作状态状态状态:操作状态状态显示,流程确认显示,操作确认显示,响应显示,显示,警报显示,显示,警报显示,播放仪表,播放仪表,播放仪表,播放仪表,播放仪表,播放仪表,播放仪表,播放仪表,播放仪表,播放仪表,播放仪表,播放仪器名称,模式,模式,模式,模式,模式,模式,模式显示,模式,模式显示 seconds Gas alarm type: 1-stage alarm Gas alarm display: Blinking lamp/buzzer sound Gas alarm operation: Automatic return Fault alarm: Sensor abnormality/low flow/battery voltage drop/system abnormality/adjustment abnormality/watch abnormality/pump abnormality Fault alarm display: Blinking lamp/buzzer sound/fault content display Fault alarm operation: Self-hold Transmission specifications: Bluetooth 4.2 (Bluetooth Low) Energy) Power供应:2 AA碱性电池 连续使用时间:大约13小时(碱性电池,25次,没有警告,没有照明,没有蓝牙功能) 操作温度范围:-20℃至 +55 to +55℃(无突然的变化)结构 爆炸性级别:ExiaⅱCT4GA(日本EX) 外部尺寸:大约41(w)x 186(h)x 38(d)毫米(不包括突起) 重量:重量:大约220g(不包括电池)
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