| Specifications |
| |
4180 |
4181 |
| Temperature range (@ 23 °C ambient, 0.95 emissivity) |
–15 °C to 120 °C |
35 °C to 500 °C |
| Display accuracy1 |
± 0.40 °C at –15 °C
± 0.40 °C at 0 °C
± 0.50 °C at 50 °C
± 0.50 °C at 100 °C
± 0.55 °C at 120 °C |
± 0.35 °C at 35 °C
± 0.50 °C at 100 °C
± 0.70 °C at 200 °C
± 1.20 °C at 350 °C
± 1.60 °C at 500 °C |
| Stability |
± 0.10 °C at –15 °C
± 0.05 °C at 0 °C
± 0.10 °C at 120 °C |
± 0.05 °C at 35 °C
± 0.20 °C at 200 °C
± 0.40 °C at 500 °C |
| Uniformity (5.0 in dia of center of target)2 |
± 0.15 °C at –15 °C
± 0.10 °C at 0 °C
± 0.25 °C at 120 °C |
± 0.10 °C at 35 °C
± 0.50 °C at 250 °C
± 1.00 °C at 500 °C |
| Uniformity (2.0 in dia of center of target)2 |
± 0.10 °C at -15 °C
± 0.10 °C at 0 °C
± 0.20 °C at 120 °C |
± 0.10 °C at 35 °C
± 0.25 °C at 250 °C
± 0.50 °C at 500 °C |
| Heating time |
15 min: –15 °C to 120 °C
14 min: 23 °C to 120 °C |
20 min: 35 °C to 500 °C |
| Cooling time |
15 min: 120 °C to 23 °C
20 min: 23 °C to –15 °C |
100 min: 500 °C to 35 °C
40 min: 500 °C to 100 °C |
| Stabilization time |
10 minutes |
| Nominal emissivity3 |
0.95 |
| Thermometer emissivity compensation |
0.9 to 1.0 |
| Target diameter |
0152.4 mm (6 in) |
| Computer interface |
RS-232 |