This document is the operation manual for IR24 gas detector
The GfG IR24 is an intelligent infrared transmitter designed for fixed gas monitoring systems. It converts gas concentration values into electrical signals for evaluation by a control module. Key features include state-of-the-art infrared measurement technology, easy on-site calibration, and a thermostatic sensor for temperature compensation.
| Measurement Technology | infra-red measurement technology |
|---|---|
| Output Signal | 4 .. 20 mA resp. 0.2 .. 1 mA |
| Protection Rating | IP 54 |
| Cable Gauge | 18 gauge shielded |
| Max Cable Length | 200 m |
| Operating Voltage | 24 V DC |
| Warm-up Time | 15 to 30 minutes |
It is recommended to mount the transmitter with the sensor showing to the floor, as carbon dioxide gas accumulates close to the floor.
The transmitter must be exposed to 100 Vol.-% nitrogen or CO2-free synthetic air to set the electrical zero point.