Brand Name: wuhansifang
Model Number: 19.8X24.5mm
Place of Origin: china
The detailed information
Scope of application:
Suitable for mining, fire protection, preservation, electric power industries, etc.
Technical indicators:
Measurement: the NDIR infrared
Measuring range: CH4:0 ~ 5% vol to 0 ~ 5% vol
Operating voltage: 3.5 ~ 6 VDC
Working current: 75 ~ 80 ma
Output voltage: 0.4 V ~ 2 VDC
Resolution: 0 ~ 5% vol: 0.01%;
0 ~ 100% vol: 0 ~ 10%, 0.01%; > 10%, 0.1%
Maximum error: 0 ~ 1%, plus or minus 0.1% or less
1 ~ 100%, plus or minus 10% of the real value or less
T90 response time: < 25 s (20 ℃)
Preheat time: 30 s
Zero repeatability: plus or minus 1% FS (20 ℃)
Zero drift for a long time: 1% / month
Working temperature: - 40 ℃ ~ 70 ℃
Digital signal formats: data bits: 8; Stop bits: 1; Check digit: no
Wave rate: 9600 BPS
Feet inches: Φ 20 x 19 mm except (pin)
Output interface: 5 pin
Life of life: > 5 years
Explosion-proof marks: Exia Ⅱ CT4 explosionproof qualification card number: GYB101873