规格和标准 |
Gas to be detected: LPG (city gas switchable) Protection grade: equivalent to IP67 Detection range: 10 to 2000 ppm Detection principle: Heat-line semiconductor type Condition gas: LPG (i-C4H10) Calibration Concentration display: LCD bar meter/concentration scale/LED Detection method: Pump suction type Alarm setting value: Initial setting of 30 ppm (10, 30, 150, 500, 2000 ppm Alarm scale: Concentration scale (10,30,150,500,2000ppm) Various displays: Operation status display, flow confirmation display, operation sound display, alarm sound display, alarm point display, battery remaining display, bar meter display, mode display, gas name/message display, Bluetooth display Response time: Within 3 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 supply: 2 AA alkaline batteries Continuous use time: Approximately 13 hours (when alkaline batteries, 25℃, no warning, no lighting, no Bluetooth functions) Operating temperature range: -20℃ to +55℃ (no sudden changes) Use humidity range: 95%RH or less (no condensation) Explosion-proof structure: Intrinsically safe explosion-proof structure Explosion-proof grade: ExiaⅡ CT4Ga (日本EX) 外部维度:大约41(w)x 186(h)x 38(d)mm(不包括突起) 重量:大约220g(不包括电池)
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