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IRT500-EU-EN v1.4 9/13
Basic Operation
Basic Temperature Measurements
1. Momentarily press the trigger to turn the meter on.
2. Point the meter at an object and the surface temperature will be indicated on the display.
3. Press and Hold the trigger for 2 seconds to turn the meter off.
Dual Laser Pointer and Distance to Spot Ratio
The meter has a distance to target ratio of 20:1. The dual laser pointers
are designed to indicate the 20” distance when the laser pointers
converge. The spot size at this distance is a 1” diameter. This is the
recommended distance for most measurements.
To turn the lasers on/off:
1. Momentarily press the
/Min-Max button
2. Repeat the press to turn the lasers off.
Temperature Units °F or °C
Press and Hold the °F / °C button for 2 seconds to change temperature
units.
Display HOLD
Momentarily press the trigger to freeze the reading in the display. The “HOLD” icon will appear.
Repeat the trigger press to return to normal operation.
1”
@20”
2”
@40”
4”
@80”
2.5cm
@50cm
5cm
@100cm
10cm
@200cm
