HZ30A Diffusion 4-in-1 Multi-Gas Detector
Diffusion 4-in-1 Multi-Gas Detector is used to detect the 4 kinds of gases at the same time, highly accurate and fast response, The gas detector is applied for many industrial areas, including the chemical industry, petroleum, gas station, metallurgy, coal mine, agriculture, biology pharmaceuticals, power, lab research, and another industry environment. We provide gas detector OEM/ODM services.
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Detector Description
Our portable multi-gas detector with a large LCD. It can monitor CO, H2S, O2, and combustible gas simultaneously. The instrument with audio/visual and vibratory indicators, a rechargeable battery, and simple use.
It is widely used in an area where explosion-proof is required or toxic gas leaks, like underground channels or mining industry, so as to protect the workers’ life and avoid damage to the relevant equipment.
Main Features
Advanced MCU control with low power consumption
Advanced integrated circuit technology, embedded microcomputer control
Adjustable low and high alarm level
Adjustable calibrating level
High concentration protection for combustible gas
Self-test for the combustible gas sensor
Low battery indication
Self-adjustment function
Visual and audible alarm with vibration
Advanced self-examination and self-renovation function
Password management to avoid the wrong operation
Explosive proof housing
Parameters
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Operating & Storage Environment
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Temperature: -20°C~50°C (-4F~122F)
Humidity: <95% (Relative humidity non-condensing) Pressure: 95~110kPa |
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Sampling method
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Diffusion type
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Detecting Range
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CO: 0~1000ppm
H2S:0~100 PPM O2: 0~30%vol Combustible Explosive Gas (Ex / LEL / CH4): 0~100%LEL |
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Sensor
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O2 /H2S / CO: plug-in electrochemical sensor
Combustible gas (LEL): plug-in catalytic combustion sensor |
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Alarm Type
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low & high alarm, multiple gas alarm, sensor alarm, battery low alarm, prompt tone, automatic shutdown alarm
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Resolution
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0.1%VOL (O2), 1ppm (CO), 1ppm (H2S), 1%LEL (EX)
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Sensor life
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2 years
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Accuracy
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<5% F.S
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Response time
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<30 s
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Repeatability
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1%
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Zero drift
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1%
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Display
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Alphanumeric large LCD displays the real-time gas concentration and alarm stage
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Backlight
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Automatically activated when working in a poor lighting environment or the alarm sounding or the button is knobbed down.
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Self-checking Function
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Self-checking Battery power, display, sensor, hardware failure
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Explosion-proof
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EXiaIICT4
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Protection grade
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IP65
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Power Supply
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Rechargeable lithium battery
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Dimensions
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140mm*73mm*32mm
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