iR-gas Carbon Dioxide (CO₂) Gas Detector 4350
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The GDA 4350 is a 3 wire Non-Dispersive Infrared (NDIR) Carbon Dioxide (CO₂) sensor. It gives a 4-20 mA, 0-20 mA, 0-5 V or 0-10 V o/p over the range of the sensor. Low-Temperature version is available.
| Detectable Gas Range | 0-2000 ppm, 0-10,000 ppm, 0-5% vol., 0-20% vol., 0-100% vol. |
|---|---|
| Detectable Gas | Carbon Dioxide (CO2) |
| Measuring Units | ppm / % vol. |
| Sensor Technology | Non Dispersive Infra-Red (NDIR), Dual Wavelength |
| Sensing Method | Diffusion |
| Accuracy | ± 2% FSD ±0.5% reading @STP |
| Response Time (τ90) | < 24 sec at STP |
| Warm Up Time | ~2 min |
| Span Calibration Gas | Synth Air |
| Zero Calibration Gas | Nitrogen |
| User Interface Type | Calibration Buttons |
| Recommended Supply Voltage | 24 VDC |
| Supply Current (Max.) | 150 mA @ 24VDC |
| Outputs | 1 x Analogue |
| Output Specifications | 0-20 mA, 4-20 mA, 0-5 VDC, 0-10 VDC (4-20 mA Default) |
| Analogue Output Specifications | 4-20 mA (500 ohms max load) |
| Dimension | 116 x 130 x 72 mm (L x W x D) |
| Weight | 300 g |
| Material | ABS Plastic |
| Mounting | Wall Mount |
| Mounting Height | 300-500 mm From Floor |
| Operating Temperature | -25 to 55 °C |
| Storage Temperature | -40 to 70 °C |
| Operating Humidity | 5% to 95% RH (non-condensing) |
| Operating Pressure | 500 to 1050 hPa |
| IP Rating | IP40 |
| Warranty | 12 Months |
