Oxygen concentration (O2 ) in flue gas |
Display | Volume % referenced to dry flue gas |
Measurement principle | Electrochemical sensor |
Range | 0.0-21.0 vol. % |
Accuracy | ± 0.3 Vol.-% |
Carbon monoxide (CO 4,000 ppm) in flue gas |
Display | Volume ppm referenced to dry flue gas |
Measurement principle | Electrochemical sensor |
Range | 0-4,000 vol. ppm; resolution 1 vol. ppm |
Accuracy | ±20 ppm (< 400 ppm), otherwise 5% of reading |
Wood moisture |
Display | Mass of water referenced to dry fuel mass |
Measurement principle | Electrical resistance measurement |
Range | 10.0-40.0%; resolution 0.1% |
Accuracy | ±40% of reading tested to VDI 4206 Part 4 |
Nitric oxide concentration (NO) in flue gas |
Display | Volume ppm referenced to dry flue gas |
Measurement principle | Electrochemical sensor |
Range | 0 – 3,000 vol. ppm (continuously up to 1,000); resolution 0.1 vol. ppm (<1,000 vol. ppm), otherwise 1 vol. ppm |
Accuracy | ±5 vol. ppm (<100 vol. ppm), otherwise 5 % of reading |
Nitrogen dioxide concentration (NO2) in flue gas |
Display | Volume ppm referenced to dry flue gas |
Measurement principle | Electrochemical sensor |
Range | 0 – 1,000 vol. ppm (continuously up to 200 vol. ppm); resolution 0.1 vol. ppm |
Accuracy | ± 5 vol. ppm (< 100 ppm), otherwise 5 % of reading |
Sulfur dioxide concentration (SO2) in flue gas |
Display | Volume ppm referenced to dry flue gas |
Measurement principle | Electrochemical sensor |
Range | 0 – 5,000 vol. ppm; resolution 0.1 vol. ppm (<1,000 vol. ppm), otherwise 1 vol. ppm |
Accuracy | 0.0012 inWC (< 0.04 inWC), otherwise 3 % of reading Drift < 0.00081 inWC in 5 minutes |
Differential pressure (PD) |
Display | inWC |
Measurement principle | Semi-conductor diaphragm |
Range | 0.00 to ± 44.16 inWC; resolution 0.004 inWC (< 4.01 inWC), otherwise 0.004 inWC, with ventilation loss measurement 0.004 inWC |
Accuracy | 0.3 Pa (< 10.0 Pa), otherwise 3 % of reading |
Flue gas temperature (TS) |
Display | °C |
Measurement principle | Thermocouple (NiCr-Ni) (NiCr-Ni) |
Range | - 20.0 °C to 800 °C; resolution 0.1 °C |
Accuracy | 0 – 133 °C: ± 2°C; 133 – 800 °C: ± 1.5 % of reading |
Combustion air temperature (TA) |
Display | °C |
Measurement principle | Thermocouple (NiCr-Ni) |
Range | - 20.0 °C to 100 °C; resolution 0.1 °C |
Accuracy | ±1 °C |
Power supply | Lithium-Ion, rechargeable battery 3.7 V, 5800 mAh, charges via USB |
Battery operating time | Approx. 7 h (depends on operating status and display illumination) |
Storage temperature | - 20 °C to + 50 °C |
Operating temperature | + 5 – 40 °C to maintain stated accuracy |
Weight | 1,250 g |
Dimensions | 220 x 160 x 55 mm (without probe) |
Length of cable-hose | 1,700 mm |