| 规格和标准 |
目标气体:一氧化碳 深度(mm):35.5 高度(mm):120 宽度(mm):80 检测原理:恒定的潜在电解类型 浓度 1 Detection method: Diff d type Alarm setting value: 50ppm (1st)/100ppm (2nd) [Standard setting value] Alarm delay time: Within 60 seconds after introducing gas with a concentration of 1.6 times the alarm point Gas alarm type: 2-stage alarm (H-HH) Gas alarm display: 1st: Concentration display and backlight on (orange) Buzzer/2nd: Concentration display and backlight on (red) Buzzer r/>Gas alarm operation: Automatic self-holding return, lock-in Gas alarm contact: 1a voltage-free contact each/continuously de-excited (excited at alarm) Fault alarm/self-diagnosis: System abnormality/sensor connection abnormality Fault alarm display: Content display and backlight flashing (orange)/buzzer Fault alarm operation: Automatically recovered Transmission specifications: 4 to 20mA DC (non-insulated, load resistance 300Ω or less) Power supply: 24V DC ±10%功耗: 大3W结构:壁挂式,集成传感器
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