| Technical Data |
| 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 (Wohler A 550) |
| 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 |
| Carbon monoxide (COhigh) in flue gas (optional) |
| Display |
Volume ppm referenced to dry flue gas |
| Measurement principle |
Electrochemical sensorr |
| Range |
0-100,000 vol. ppm; resolution 1 vol. ppm |
| Accuracy |
± 100 ppm (< 1,000 ppm), otherwise 10% of reading (with H2 < 5 % of reading) |
| Nitric oxide concentration (NO) in flue gas (optional) |
| Display |
Volume ppm referenced to dry flue gas |
| Measurement principle |
Electrochemical Sensor |
| Range |
0-3,000 vol. ppm (continuously up to 1,000); |
| Resolution |
1 vol. ppm |
| Accuracy |
±5 Vol.-ppm (<100 ppm), otherwise 5 % of reading |
| Nitrogen dioxide concentration (NO2) in flue gas (optional) |
| Display |
Volume ppm referenced to dry flue gas |
| Measurement principle |
Electrochemical sensor |
| Range |
0-1000 vol. ppm (continuously up to 200); resolution 1 vol. ppm |
| Accuracy |
±5 vol. ppm (< 100 ppm), otherwise 5 % of reading |
| Sulfur dioxide (SO2) in flue gas (optional) |
| Display |
Volume ppm referenced to dry flue gas |
| Measurement principle |
Electrochemical sensor |
| Range |
0-5,000 vol. ppm; resolution 1 vol. ppm |
| Accuracy |
± 10 vol. ppm (0...200 ppm), otherwise 5 % of reading |
| Chimney draft / differential pressure (PD) with 4 Pa test (Wohler A 550) |
| 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 |
0.0012 inWC (< 0.04 inWC), otherwise 3 % of reading
Drift < 0.00081 inWC in 5 minutes |
| Flue gas temperature (TS) |
| Display |
°F |
| Measurement principle |
Thermocouple (NiCr-Ni) (NiCr-Ni) |
| Range |
-4 °F to 1,472 °F; resolution 32.18 °F |
| Accuracy |
32-271.4 °F: ± 35.6°F 271.4-1,472 °F: ± 1.5 % of reading |
| Combustion air temperature (TA) |
| Display |
°F |
| Measurement principle |
Thermocouple (NiCr-Ni) |
| Range |
-4 °F to 212 °F; resolution 32.2 °F |
| Accuracy |
±33.8°F |
| 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 |
| Power supply |
Lithium-Ion, rechargeable battery 3.7 V, 5800 mAh, charges via USB |
| Battery operating time |
Approx. 12 h (depends on operating status and display illumination) |
| Storage temperature |
-4 °F to +122 °F |
| Operating temperature |
+41-104 °F to maintain stated accuracy |
| Weight |
2.75 lbs |
| Dimensions |
8.7" x 6.3" x 2.2" (without probe) |
| Length of cable-hose |
67" |