50
a) Measuring tolerances
The accuracy is valid for one year at a temperature of +23 to +25 °C (+73 to +77 °F), and at a relative humidity of
less than 75%, non-condensing.
1Infrared temperature measuring area
Measuring area °C Accuracy Reproducibility
-50 to +20 °C ±5 °C ±2 °C
+20 to +500 °C ±(1.5 % +1.5 °C) ±1 % or ±1 °C
+500 to +1000 °C ±2 % ±1 % or ±1 °C
+1000 to +1600 °C ±2.8 % ±1.5 %
Measuring range °F Accuracy Reproducibility
-58 to +68 °F ±9 °F ±4 °F
+68 to +932 °F ±(1.5 % + 3 °F) ±1 % or ±1.8 °F
+932 to +1832 °F ±2 % ±1 % or ±1.8 °F
+1832 to +2912 °F ±2.8 % ±1.5 %
2Contact temperature measurement type K
Measuring area °C Accuracy
-50 to 0 °C ±3.5 °C
0 to +1370 °C ±(1 % + 2 °C)
Measuring range °F Accuracy
-58 to +32 °F ±7 °F
+32 to +2498 °F ±(1 % + 4 °F)
3Air temperature measurement
Measuring area °C Accuracy
0 to +50 °C
±1 °C +10 to +40 °C
±1.5 °C Residual range
Measuring range °F Accuracy
+32 to +122 °F
±1.8 °F +50 to +104 °F
±3 °F Residual range