| Measurement
Methods | Semiconductor Sensor /
High Molecular Electrostatic Capacity Sensor |
| Temperature Measurement Range | -20至80℃，精確度±0.5℃，解析度0.1℃ |
| Humidity Measurement Range | 0至100%RH，精確度±3%RH，解析度0.1%RH |
| Item to be Measured | Temperature (fahrenheit or celsius), relative humidity, dew-point temperature, absolute humidity |
| Recording | Cartridge pen (red, blue), SD card |
| Chart Paper | Fold chart paper (effective recording width 100mm x length 12m) |
| Feeding | 2.5、5、10、20 mm/h（可切換） |
| Retention Period of Records | 20 days, 45 days 3 months, 6 months |
| Usage Environment | 溫度-20至50℃，20至90%RH無凝結現象時 |
| Power Supply | Dry battery x 4 (included for test) or AC adapter (optional) |
| Dimension | W300 × H245 × D105 mm |
| Weight | 約2.8 kg |
| Accessories | Chart paper x 1 volume, recording pen (red, blue) x 1 volume each |
| Optional | Sensor Extension Cable ( 5m, 20m, 50m ),
Chart Paper ( 5 Sheets / Box ), Chart Pen ( 2 Blue & 2 Red pens ) / Box |
