BH-4S 4 in 1 Portable Air Quality Monitor Gas Detector Tester Analyzer Connection

• MCU control with low power consumption
  
• Low and high alarm level
  
• Adjustable calibrating level
  
• High concentration protection for combustible gas
  
• Self test for the combustible gas sensor
  
• Low battery indication
  
• Replaceable sensor module
  
• Self-adjustment function
  
• Visual and audible alarm with vibration
  
• STEL and TWA alarming for toxic gases
  
• Advanced self-examination and self-renovation function
  
• Password management to avoid wrong operation
  
• Explosive proof housing

Specifications:

• Operating & Storage Environment:
• Humidity: 5%-95% (Relative humidity non-condensing)
• Pressure: 95~110kPa
• Sampling method:Diffusion type
• Detecting Range:
• CO: 0~1000ppm
• H2S:0~100 PPM
• O2: 0~30%vol
• Combustible Explosive Gas (Ex / LEL / CH4): 0~100%LEL
• Sensor:O2 /H2S / CO: plug-in electrochemical sensor
• Resolution:0.1%VOL (O2), 1ppm (CO), 0.1ppm (H2S), 1%LEL (EX)
• Accuracy:3% F.S
• Response time:10s
• Repeatability:1%
• Zero drift:1%
• Data record:500 pcs of data storage
• Protection grade:IP65
• Power Supply:Rechargeable lithium battery

Package Details:

1*BH-4S 4 in 1 Portable Air Quality Monitor Gas Detector Tester Analyzer Connection