| 规格和标准 |
Target gas: chlorine 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 0.80/3rd 0.80/TWA 0.50/STEL 1.00 Continuous time: Approximately 2000 hours Gas alarm: 3-stage alarm, STEL alarm, TWA alarm, over-alarm Fault alarm: sensor connection/break, battery voltage drop, poor calibration, clock abnormality, system abnormality Alarm return operation: 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: Inherently safe explosion-proof structure Functions: Vibration, one-touch calibration, peak value display, temperature display
|