| Customization: | Available |
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| Warranty: | 3 Years Quality Guaranteed |
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WGP840 is a united gas detector measuring four (4) major gases, which result the most of the industrial accidents, to protect the disasters caused by the O2 deficiency, toxic gas poisoning and combustible gas explosion. It measures continuously four gases O2, CO, H2S and combustible gas (CH4), and displays their concentrations. Once the risk occurs, it also raises the alarm (visual, audible and vibrative).
Features:
Small size and light-weight
Simple operation with only 1 button
Adjustable alarm levels and span calibration value
STEL and TWA alarm for toxic gases
Self-protection for combustible gas sensor against high concentration
Battery low voltage alert
Confidence beep
Self-test after power on
Self-diagnostic and self-correction function
| Measuring gas | O2 | CO | H2S | Combustible |
| Measuring range | 0-25%VOL | 0-500ppm | 0-100ppm | 0-100%LEL |
| Sensor type | Electrochemical | Electrochemical | Electrochemical | Catalytic |
| Measuring type | Diffuse naturally | |||
| Response time | T90<30s | |||
| Display | LCD screen | |||
| Audible | ≥85dB at 1m | |||
| Alarm method | Visual, audible and vibrative signals | |||
| Battery | DC3.7V 1800mAh Lithium battery | |||
| Operating life | ≥8h per charge (Charging time: 4-6h) | |||
| Event log | 2000 events | |||
| Working temperature | Toxic gases: -20ºC~50ºC Combustible: -40ºC~70ºC | |||
| Working humidity | <95%RH (no condensation) | |||
| Housing | Rubber enclosure | |||
| Standard accessories | Operation manual, calibration cap, charger, screwdriver | |||
| Dimension & weight | 120×68×30mm, about 220g | |||
| Ex grade | II 2G Ex ia IIC T4 Ga or II 2G Ex db ia IIC T4 Gb | |||
| Ingress protection | IP66 | |||
Henan Weiguo Intelligent Technology Co., LTD., founded in 2015, is an important subsidiary of Hanwei Electronics Group Corporation (Stock no.:300007) in the field of intelligent healthy, safe home and IoT business. Henan Weiguo Intelligent Technology Co., LTD., relying on the core sensor technology, focuses on gas and smoke alarm, air quality monitor, alcohol tester and firefighting products. Based on introduction of featured technology from both Hanwei Electronics Group Corporation and abroad, Henan Weiguo intelligent Technology Co., LTD., has developed into an innovative company with the collection of design, R&D development, production, sales and service. We will always be committed to becoming the leader in intelligent hardware, providing safe, healthy, environmentally friendly and intelligent working and living environment for families and users all over the world.
(Hanwei Electronics Group Corporation (Stock no.:300007), founded in 1998, is an influential manufacturer of gas sensors and instruments in China and a leading supplier of sensor-based IoT solutions in China. Hanwei Electronics Group Corporation is committed to providing perfect solutions for smart city, safe production, environmental protection and people's health.)
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