Pump type gas detector toxic and harmful gas ammonia gas detector chemical plant ammonia gas detection pipelin

Pump type gas detector toxic and harmful gas ammonia gas detector chemical plant ammonia gas detection pipelin

Test object: ammonia gas
Detection mode: diffused
Detection principle: electrochemistry
Operating temperature: -20℃-45℃
Working humidity: 0-85%RH
Display mode: LCD LCD
Pressure range: 860-1060hpa
Warm-up time: 120 seconds
Response time: T90 < 60S
Service life: 2-3 years (in air)
Zero drift: ≤±2%FS/6 months
Span drift: ≤±5%FS/6 months
Repeatability: ≤±2%
External power supply: 5VDC/500mA
Battery type: lithium ion battery
Battery voltage: 3.7v (charging limit: 4.2v)
Battery capacity: 1600mAh
Shutdown current: < 0.1ma
Boot current: < 10mA
Alarm current: < 50mA
Protection grade: dustproof
Alarm mode: level 2 sound and light alarm
Alarm error: ≤±10% alarm set value
Data storage: none
Signal output: none
External size: 120*60*35mm
Machine weight: ≤250g(including battery)