| Temperature range |
| -30 to 900°C |
| (-25 to 1600°F) | |
| |
-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 | |
| |
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 | |
| |
60:1 Standard focus |
| |
50:1 Close focus |
| Minimum measurement diameter |
| 19mm (0.76 in) Standard focus |
| 6mm (0.24 in) Close focus | |
| |
19mm (0.76 in) Standard focus |
| |
6mm (0.24 in) Close focus |
| Laser sighting |
| Three point coaxial laser |
|
| |
Three point coaxial laser |
| Emissivity |
| Digitally adjustable from 0.10 to 1.0 by 0.01 |
|
| |
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 | |
| |
±0.75% of reading |
| |
±1% of reading or ±0.75°C (±1.5°F), whichever is greater |
| Response time |
| 250 mSec (95% of reading) |
|
| |
250 mSec (95% of reading) |
| Repeatability |
| ±0.5% of reading or ±1°C (±2°F), whichever is greater |
|
| |
±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 turns off above ambient temperature of 40°C (104°F) |
| Laser Power |
| Class 2(II) operation; Output <1mW, wavelength 630-670 nm</td> |
|
| |
Class 2(II) operation; Output <1mW, wavelength 630-670 nm</td> |
| Relative humidity |
| 10% to 90% RH non-condensing, at <30°C (86°F)</td> |
|
| |
10% to 90% RH non-condensing, at <30°C (86°F)</td> |
| Tripod mount |
|
| |
° in. 20 UNC threading |
| Power |
| Fluke 572 | 2 AA batteries | | Fluke 574 | 2 AA batteries/ AC adapter | | Fluke 576 | 2 AA batteries/ USB | |
| 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 photographic mode off) 50 photos with flash; 200 photos w/o flash | |
| 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 photographic mode off) 50 photos with flash; 200 photos 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 | |
| |
0°C to 50°C |
| |
32°F to 120°F |
| Storage temperature |
| -20°C to 50°C |
| -25°F to 120°F | |
| |
-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 | |
| 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 | |
| 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 photos | |
| Fluke 572 |
No |
| Fluke 574 |
Data only |
| Fluke 576 |
Data plus photos |
| Data graphing and storage software (Windows compatible) |
| Fluke 572 | No | | Fluke 574 | Data only | | Fluke 576 | Data plus photos | |
| Fluke 572 |
No |
| Fluke 574 |
Data only |
| Fluke 576 |
Data plus photos |
