Environmental Monitoring Solutions
A road & rail tunnel monitor using well-proven technology to provide accurate and rapid results. The TunnelTech 400 advanced electrochemical cell technology offers a cost-effective and flexible choice for a single-cell analyser delivering superb accuracy and reliability at a very competitive price.
The TunnelTech 400 analyser electrochemical cell technology determines CO, NO NO2, SO2 or O2 concentrations. With no moving parts, reliability levels are extremely high and maintenance requirements are very low.
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Have questions? Call +61 2 9622 6327
A road & rail tunnel monitor using well-proven technology to provide accurate and rapid results.
The TunnelTech 400 advanced electrochemical cell technology offers a cost-effective and flexible choice for a single-cell analyser
delivering superb accuracy and reliability at a very competitive price.
The TunnelTech 400 analyser electrochemical cell technology determines CO, NO NO2, SO2 or O2 concentrations. With no moving parts, reliability levels are extremely high and maintenance requirements are very low.
| Gas Species Options | Single CO, NO, NO2, SO2 & O2 |
| Measuring Units | ppm for CO, NO, NO2, SO2 & % for O2 |
| Averaging Time | 0.5 to 30 Minutes |
| Measuring Technique | Electrochemical Cell |
| Calibration Flowrate | 1L/m |
| Construction | SS316L (Standard) Silver / Brushed Metal ABS Plastic (Optional) Black Mat |
| Output | RS485 |
| Display | Monochrome LCD Display & Keypad Membrane |
| Power Supply | 24V |
Talk to our sales team. Call +61 2 9622 6327
The TunnelTech 305 Air Flow Monitor (AFM) is CODEL's industry proven tunnel air flow monitor.
The TunnelTech 202 Air Quality Monitor continuously monitors CO, & Visibility and is an essential part of any road or rail tunnel safety system.
The TunnelTech 500 is an advanced technology analyser which gives complete flexibility in the choice of measurement options.
The TunnelTech 602 Illuminance photometer monitors the average illuminance within a tunnel and its surroundings
The TunnelTech 601 Luminance photometer monitors the average luminance of a tunnel entrance and its surroundings
Tunnel Monitors