| 规格和标准 |
Target gas: chlorine Protection grade: IP66/67 equivalent Depth (mm): 24 Height (mm): 67 Width (mm): 54 Detection principle: constant potential electrolytic type Sampling method: diffusion type Display range (ppm): 0.00-20.00 Alarm setting value (ppm):1st 0.40/2nd 0.80/3.80/3rd 0.80/twa 0.50/stel 1.00 连续使用时间:大约2000小时 气体警报:3级警报:3级警报,Stel Alarm Alarm,TWA警报,TWA警报,超警报,ARMARM ARMARM Self-hold Alarm operation: Blinking lamp, intermittent buzzer sound, gas concentration value flashing, vibration Buzzer volume (dB): 80dB or more (30cm) Power supply: 2 AAA Ni-MH batteries (Eneloop) Explosion-proof structure: Intrinsically safe explosion-proof structure ([Dry battery specification] Ex ia IIC T4 ga/[可充电电池规范] ea ii iic t3 ga) 功能:振动,一电动校准,峰值显示,温度显示
|