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TunnelTech 500

Electrochemical CO, NO & NO2 Air Quality Monitor

The TunnelTech 500 is an advanced technology analyser which gives complete flexibility in the choice of measurement options.

Road Tunnel multi gas emission monitor analyser using Electrochemical Cell

Overview

The TunnelTech 500 Air Quality Monitor, is an essential part of any road or rail tunnel safety system. Firstly, it monitors the atmosphere within the tunnel and ensures that the tunnel ventilation system provides sufficient clean air to protect tunnel users health and for drivers to clearly see the road ahead.

 

The TunnelTech 500 analyser electrochemical cell technology to determine CO, NO & NO2  concentrations. As there are no moving parts, reliability levels are very high and maintenance requirements are low.

Features & Benefits

Product Specification

Gas SpeciesVisibility (standard), CO, NO, NO2 & SO2 (optional)
Measuring Unitsm-1 (K factor) / E/m for visibility, ppm for CO, NO, NO2, SO2.
CalibrationFactory calibrated, manual span check.
Measurement TechniqueElectrochemical Cell, Scattered Light 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
ConstructionCorrosion resistant epoxy coated SS316L Designed to IP69K
Serial DataBi-directional RS485 Modbus RTU Protocol
DisplayMonochrome LCD Display & Keypad Membrane
Power Supply24V DC

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