This manual introduces the features and characteristics of the Fluke 561 HVACPro infrared thermometer, including measurement range, measurement accuracy, measurement method, measurement principle, operating methods, etc.
The Fluke 561 HVACPro infrared thermometer is designed for HVAC applications, offering both non‑contact infrared measurement and a K‑type thermocouple probe for contact measurements. This manual provides safety guidelines, detailed operating instructions, and typical measurement procedures for heating, ventilation and air‑conditioning systems.
Additional sections cover maintenance tasks such as battery replacement and lens cleaning, fault diagnosis, CE certification, and a full list of technical specifications for the instrument. This manual is written in Chinese.
| Infrared measurement range | -40 °C to 550 °C (-40 °F to 1022 °F) |
|---|---|
| Spectral range | 8 µm to 14 µm |
| Accuracy | ± 1 % or ± 1 °C (± 2 °F) |
| Response time (95 % of reading) | 500 ms |
| Emissivity settings | Low 0.3, Medium 0.7, High 0.95 |
| Contact probe type | K‑type thermocouple (small plug‑wound) |
| Contact probe measurement range | 0 °C to 100 °C (32 °F to 212 °F) |
| Power source | 2 AA batteries (alkaline or Ni‑Cd) |
| Battery life | At least 12 hours |
It measures from –40 °C to 550 °C (–40 °F to 1022 °F).
The instrument provides at least 12 hours of battery life.
Three settings are available: low (0.3), medium (0.7) and high (0.95); select them with the emissivity button.