MILWAUKEE ELECTRIC TOOL CORPORATION – TEST & MEASUREMENT PRODUCT
3.1.2 Press and Hold the ALM button, then apply power Press the Trigger button 4 times. After 4
seconds, the unit will enter into IR calibration mode.
3.1.3 Press ALM button to skip "25°C" as this is for factory calibration only.
3.1.4 32°F or O°C degrees will then appear for next calibration point.
3.1.5 Set the IR calibrator at stable specified temperature to be calibrated e.g. 0, 50, 100,
250,450, -20 deg.C. The calibrator can be verified by standard reference thermometer as
shown in Figure 1 if necessary.
3.1.6 Position correctly the IR opening towards the black body target source at "3 inches" apart
for Fluke 9133 or "11 inches" for Fluke4181. Ensure that the sensor could only view the
target. Fixture is recommended for convenience use. See Figure 2.
3.1.7 Press Trigger button to confirm. "PASS" will display.
3.1.8 Press ALM button to select the next desired temp. calibration point.
3.1.9 Repeat step 4.1.5-1.8 for 50, 100,250,450, -20 deg. remaining calibration points.
3.1.10 You can skip any calibration points by pressing "ALM" button until the unit will exit and turn
off.
3.1.11 Once exit, the unit will default to Normal Temperature Mode.
Figure
1
Fluke
9133
Infrared Calibrator
Figure 2
6
