| Temperature range | -30 to 900°C | |
| (-25 to 1600 °F) | ||
| Display Resolution | 0.1°C of reading up to 900°C | |
| 0.2°F of reading up to 999.8°F | ||
| D:S (Distance to spot size) | 60:1 Standard focus | |
| 50:1 Close focus | ||
| Minimum measurement diameter | 19mm (0.76 in) Standard focus | |
| 6mm (0.24 in) Close focus | ||
| Laser sighting | Three point coaxial laser | |
| Emissivity | Digitally adjustable from 0.10 to 1.0 by 0.01 | |
| Display Accuracy [Assumes ambient operating temperature of 23°C(73°F) to 25°C(77°F)] | ±0.75% of reading | |
| ±1% of reading or ±0.75°C (±1.5°F), whichever is greater | ||
| Response time | 250 mSec (95% of reading) | |
| Repeatability | ±0.5% of reading or ±1°C (±2°F), whichever is greater | |
| Spectral response | 8 µm to 14 µm | |
| Laser Sighting | Laser turns off above ambient temperature of 40°C (104°F) | |
| Laser Power | Class 2(II) operation; Output <1mW, wavelength 630-670 nm | |
| Relative humidity | 10% to 90% RH non-condensing, at <30°C (86°F) | |
| Tripod mount | ¼ in. 20 UNC threading | |
| Power | Fluke 572: | 2 AA batteries |
| Fluke 574: | 2 AA batteries/ AC adapter | |
| Fluke 576: | 2 AA batteries/ USB | |
| Battery life (alkaline) | Fluke 572: | 13 hours with laser and backlight on 50% |
| Fluke 574: | 13 hours with laser and backlight on 50% | |
| Fluke 576: | 8 hours (13 hours with p******ographic mode off) 50 p******os with flash; 200 p******os w/o flash | |
| Display hold | 7 seconds | |
| LCD backlit | Yes | |
| Warranty | 2 years | |
| Operating temperature | 0°C to 50°C | |
| 32°F to 120°F | ||
| Storage temperature | -20°C to 50°C | |
| -25°F to 120°F | ||
| MAX, MIN temperatures | Yes | |
| DIF, AVG temperatures | Fluke 572: | No |
| Fluke 574: | Yes | |
| Fluke 576: | Yes | |
| Audible and visible alarms | Fluke 572: | High |
| Fluke 574: | High and low | |
| Fluke 576: | High and low | |
| Bar graph display | Yes | |
| Up to 100 points data logging | Fluke 572: | No |
| Fluke 574: | Data only | |
| Fluke 576: | Data plus p******os | |
| Data graphing and storage software (Windows compatible) | Fluke 572: | No |
| Fluke 574: | Data only | |
| Fluke 576: | Data plus p******os | |
