This document provides information about the warranty and usage instructions of the Fluke 56x Infrared Thermometers. These thermometers are used for non-contact temperature measurement and also support contact temperature measurement. The document also includes safety precautions and a summary of specifications.
This manual covers safety information, proper use, and maintenance of the Fluke 56x series infrared thermometers (models 561, 566, and 568). It includes warnings about laser safety, restrictions on using optical tools, and environmental conditions that could affect accuracy.
The guide also details battery installation, cable connections, display functions, menu navigation, and technical specifications such as measurement range, laser output, emissivity settings, and communication interfaces. This manual is written in Chinese.
| Temperature measurement range | -40°C to 260°C |
|---|---|
| Battery life | 12 h (laser & backlight on), 100 h (off) |
| Emissivity adjustment | 0.01 steps, selectable LO, MED, HI |
| Communication interface | USB 2.0 |
| Operating altitude | Average 3000 m |
| Relative humidity range | 10 %–90 % RH, up to 30 °C |
| Distance‑to‑spot ratio | 12:1 (561), 301:1 (566), 50:1 (568) |
| Power source | 2 × AA LR6 alkaline batteries |
| Storage temperature range | -20°C to 65°C |
No, optical tools such as binoculars, telescopes, or microscopes must not be used because they can reflect the laser.
The thermometer uses two AA LR6 alkaline batteries, lasting about 12 hours with the laser and backlight on, or up to 100 hours with them off.