| 规格和标准 |
Gas to be detected: methane, hydrogen sulfide, carbon monoxide, nitrogen dioxide Protection grade: IP68 Equivalent Display range: (%LEL) 0-100 (methane)/(ppm) 0-200.0 (H2S)/(ppm) 0-2000 (CO)/(ppm) 0-20.00 (NO2) Detection method: diffusion type Gas alarm display: flashing lamp/buzzer continuous modulation sound/gas concentration display flashing/vibration Gas alarm operation: self-hold Fault alarm: system abnormality, sensor abnormality, battery voltage drop, calibration faulty Fault alarm display: lamp point Destruction/buzzer intermittent/content display Fault alarm action: Self-hold Panic alarm display: Preventive alarm, 2 levels of this alarm Panic alarm operation: Self-hold Man-down alarm display: Preventive alarm (1, 2), 3 levels of this alarm Man-down alarm operation: Self-hold Concentration display: LCD digital (full dot), with backlight Various displays: Clock display/Battery remaining displays/Operating status display Buzzer sound pressure (dB): Approx. 95(平均价值30厘米) 语言:日语/英语/法语/西班牙/葡萄牙/德语/意大利/俄罗斯/俄罗斯/俄罗斯/韩语/中文(简化/传统) bluetooth:bluetooth4.2(bluetoothlowenergy)(bluetoothlowenergy)(bluetoothlowenergy)电池单元(充电时间:大约3小时) 连续使用时间:大约25小时(当寿命长时间电池关闭,没有警报,没有照明,没有警报,没有照明) 工作温度范围(℃):临时 :-40- +60(无突然变化)连续 :-20 - +50(无突然的变化)(无突出变化) 湿度范围(%RH):临时 :0 -95(无凝结 )连续:10-90(10-90-90-90-90-90-90-90-90-90 - 10-0-90(10-90)凝结) 防 结构:内在安全的防 结构 炸式防护等级:国内 炸(exiaⅱct4ga) 外部尺寸(mm):大约。 73(w)x 65(h)x 26(d)(不包括突起) 质量(g):120
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