Model Number: BX172 Brand Name: Hanwei Key Specifications/Special Features: Brief introduction:BX172 can make continuous detection for combustible and toxic gasesIt is suitable for combustible and toxic gas in underground pipe or mines, keeping your work safely and profitablyWith pump sampling and different length of sampling probes, it is convenient for detecting in different environmentThe high and low alarm levels are adjustable (STEL and TWA alert for toxic gas)User can turn on or off the vibration alarm function when necessary

When gas concentration reaches or exceeds the preset alarming level, it will give visible and audio alarm, and backlit is activated automatically

The relative indication help user realize the alarming type

The mark in the LCD makes the operation simple and convenient

Features:

• Advanced 16 digit MCU control
• Large LCD display
• Built-in pump to sampling, could sample test from long distance
• Low and high alarm can be specified display alarm type
• Display STEL and TWA level
• Supply time and remain battery level display
• Replaceable sensor module2,000 pieces records, including peak value, type, can auto cover when it is full
• Can connect with computer and output data, and analyses the results
• Two alarming level, three ternary alarming (visible audio and vibration)
• Power on and self-test function, sensor, visible, audio and vibration information
• Password management and password validation for important operation
• Sampling: pump sampling
• Gas: combustible, O2, toxic gas
• Response time: T<30s
• Temperature: -40 to 70°C for combustible gas
• Temperature: -20 to 50°C for toxic gas
• Humidity: <90% RH non-condensing
• Ingress protection: IP65
• Power source: DC 3.7V, 2100mAh lithium battery
• 8 hours continuously for catalytic gas sensor48 hours continuously for electrochemical gas sensor
• Charging time: 4 to 6 hours