Electrochemical CO, NO, NO2, SO2 Monitor with Visibility using Backscatter
The TunnelTech 900 is an all-in-one Visibility and air quality monitor based on backscatter light measurement technology for visibility and electrochemical cell technology for gas measurements.
A low cost precision road & rail tunnel monitor using proven technology to provide accurate and rapid results.
The TunnelTech 900 is an all-in-one Visibility and air quality monitor based on backscatter light measurement technology for visibilty and electrochemical cell technology for gas measurements.
It offers reliable visibility measurement and optional electrochemical cells to deliver superb and reliable gas measurement at a very competitive price.
Features & Benefits
|Gas Species||Visibility (standard), CO, NO, NO2 & SO2 (optional)|
|Measuring Units||m-1 (K factor) / E/m for visibility, ppm for CO, NO, NO2, SO2.|
|Calibration||Factory calibrated, manual span check.|
|Measurement Technique||Electrochemical Cell, Backscatter for Visibility
|Measurement range (typical)||CO : 0 – 300ppm , NO : 0 – 30ppm , NO2 : 0 – 5ppm, SO2: 0 to 20 ppm, Vis: 0 – 0.015 m-1
|Construction||Corrosion resistant epoxy coated SS316L Designed to IP69K
|Serial Data||Bi-directional RS485 Modbus RTU Protocol
|Display||Monochrome LCD Display & Keypad Membrane|
|Power Supply||24V DC
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