| 规格和标准 |
Target gas: ammonia Protection grade: IP67 Depth (mm): 54 Height (mm): 201 Detection range: 0-400.0ppm Width (mm): 70 1 digit (ppm): 0.5 Alarm setting value: 1st 25.0ppm/2nd 50.0ppm/TWA 25.0ppm/STEL 35.0ppm Gas alarm: 2-stage alarm, TWA, STEL, OVER alarm Fault alarm: System abnormality, sensor abnormality, battery voltage drop, calibration faulty, flow drop Other: Panic alarm/man-down alarm Alarm display: Blinking lamp, continuous modulation sound, gas concentration indicator and alarm content flashing, vibration Blinking lamp, intermittent蜂鸣器,故障内容显示<其他>闪烁的灯,连续调制声音蜂鸣器音量(db):95db(a)或更多时,在30厘米(附加封面)时在30厘米处(保护) 采样方法:抽吸类型 吸力流量 吸力流量流量:0.45l/min/min/min/min/min/min/min(Open Flow Flow display) 完整的 Power supply: Dry battery unit (3 AA alkaline batteries) Continuous time: Approximately 8 hours (25℃, new batteries, no warning, no lighting) Explosion-proof structure: Inherently safe explosion-proof structure Explosion-proof grade: Ex ia IIC T4X 功能:LCD背光,数据记录器,峰值值显示,日志数据显示,多语言显示,屏幕倒置显示,LED灯
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