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Carbon dioxide gas (CO2) | Oxygen (O2) | |
working principle | Non-dispersive infrared absorption (NDIR) | Paramagnetic type |
Preheat time | Less than 10 seconds | Less than 10 seconds |
Measuring range | 0-20% | 0-100% |
Linearity | <+/-2% | |
Sampling method | Pumping | |
Data output time | Output readings per second | |
Calibration and calibration | Manual calibration and zero adjustment (standard gas calibration and high purity nitrogen zeroing before leaving the factory) | |
Display | LCD screen | |
Digital output | RS485/232 | |
Relay output | Optional two-way switch output (alarm value setting) | |
Operating temperature | 0°C-50°C (standard) | |
Working humidity | 0-95% RH, non-condensing | |
Supply voltage | 220VAC; optional 12VDC | |
Power consumption | System maximum 16W | |
Vibration | 2Hz-60 Hz, maximum amplitude 2mm | |
Dimensions | 340*340*150mm (can be customized) |