Four-in-One Wireless Gas Detector-1 - Product

Product Features:

①Detection accuracy and range adjustable

②Long lifespan, high sensitivity, low drift, stable and reliable operation

③Sensor self-diagnosis, two-level concentration alarm, with relay output function

④LCD gas concentration digital display and working status display

⑤Temperature compensation and automatic zero calibration function

⑥Infrared remote control, allows adjustment of the detector without opening the cover, safe and convenient, remote controller calibration; comes with remote controller

Detection principle	Electrochemical type; catalytic combustion, PID, semiconductor, etc. (different according to the selected gas detection principle)	Alarm value setting	Level 1 alarm value: 19.5%VOL adjustable Level 2 alarm value: 23.5%VOL adjustable
Detection object	Any 4 gases in the list	Ambient temperature	-40 ℃ ~ 65 ℃;
Range	0-25%VOL;0-1000ppm,0-100%LEL 0-100% VOL accuracy ≤ ± 3% F.S Repeatability ≤ ± 2% Previous list optional	Working humidity	≤90%RH;
Sensor life	≥ 5 years, using imported sensors	Protection level	IP67;
Low High Range	Low alarm 19.5%VOL; High alarm 23.5%VOL; Customizable settings	Explosion-proof mode	Flameproof type;
Sampling mode	natural diffusion	Explosion-proof grade	EX DIICT6; user selectable
Response time	T90 ≤ 30S	Operating voltage	DC18V ~ 24V
Display mode	LCD liquid crystal display	Electrical Interface	3/4 inch NPT(F) or M20, with explosion-proof junction box gland
Alarm facilities	Acousto-optic + infrared mode	Signal output	Wireless, can upload DCS, PLC system;
Passive contact	2 sets of switching value output signals (normally open and normally closed adjustable);	Dimensions	150×140×70(mm)
Power consumption	≤ 2W	Cable specifications	Branch line RVVP3 × 1.5mm ²; Bus RVVP4 × 2.5mm ²; Two-wire RVVP2 × 2.5mm ²;
Signal transmission distance	NB≤ 1000m;4G network cross-region	Weight of whole machine	≤ 1500g;
Atmospheric pressure	86Kpa ~ 108Kpa;	Self-contained defense dust cover and mounting bracket