ZRN-Q301 carbon dioxide gas detectors

ZRN-Q301 carbon dioxide gas detectors
 

Product description:

ZRN-Q301 Carbon dioxide gas detectors a brief introdction:
• explosion-proof grade ExdⅡCT6
• High precision, long life of imported infrared carbon dioxide sensor, interference from other gases
• Automatic temperature compensation, zero, span drift compensation
• Anti-impact high concentrations of gas automatic protection function
• Full software calibration feature, users can self-calibration, with three buttons to achieve, simple operation
• Two-wire 4 ~ 20mA output, RS232 signal output (optional)
• Two cable entry, easy on-site installation
• Independent chamber structure, quick response
ZRN-Q301 Carbon dioxide gas detectors Features:
• Detection of gas: air of carbon dioxide
• Detection principle: infrared sensor
• Detection method: fixed-line detection, diffusion measurement, pump-priming optional
• Measuring range: 0-2000ppm, 5000ppm, 8000ppm, 10000ppm, 3% vol, 5% vol, 10% vol, 20% vol, 100% vol
• Resolution: 1ppm, 0.01% vol, 0.1% vol (associated with the selected range)
• Accuracy: ± 3%
• Display: LCD (optional)
• Response time: ≤30 seconds
• Recovery time: ≤60 seconds
• Explosion-proof mark: ExdⅡCT6
• Explosion-proof connecting thread: 3 / 4'NPT or customer-defined
• Signal output: 4 ~ 20mA two-wire standard current (maximum load 1500 ohms); RS232 computer communication interface (optional)
• Maximum transmission distance: 1100 meters (2.5 mm2 copper cable)
• Operating temperature: -20 ℃ ~ + 60 ℃
• Relative Humidity: 10% ~ 95% RH (non-condensing)
• Power Supply: Dual power 24VDC ± 12VDC and 24VDC ± 5VDC
• Maximum power consumption: 2.5W
• Weight: about 1.5Kg