42545A infrared thermometer is a portable, high precision, high performance infrared thermometer that can measure temperature range of -50℃~500℃, can measure the surface temperature of various objects, including high temperature objects.
This manual provides instructions for the Extech Model 42545A High Temperature Infrared Thermometer, a device capable of non-contact temperature measurements. It features a built-in laser pointer for target accuracy, a backlit LCD, and ergonomic push-button operation. The device is shipped fully tested and calibrated.
| Temperature Range | -58 to 1832°F (-50 to 1000°C) |
|---|---|
| Resolution | 0.1°C/F |
| Accuracy | <30°F (-1°C) (2% of reading + 9°F/4°C) |
| Emissivity Range | 0.1 to 1.00 |
| Field of View | Approx. 50:1 ratio |
| Laser Power | Less than 1mW |
| Spectral Response | 8 to 14 um |
| Operating Temperature | 32°F to 122°F (0°C to 50°C) |
| Weight | 10.2 oz. / 290g |
The default emissivity value is 0.95, which covers about 90% of all applications.
The reading will hold for approximately 7 seconds after the trigger is released.
The thermometer will display dashes in place of a temperature reading.
Yes, the audible alarm is disabled if the bottom switch in the battery compartment is set to OFF.