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INTRODUCTION SPECIFICATION Thank you for purchase of the IR 66B Thermometer. This device is a non-contact (infrared) thermometer. Simply aim the thermometer at the target and press the Range -35 to +250 ºC measurement button to display the surface temperature. The distance to target ratio is 1:1 therefore the thermometer should be positioned as close to the target as possible.
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Note: function. The LOCK icon will flash, then press the measurement button to confirm Avoid keeping the thermometer too close for long periods to objects that the LOCK measurement mode. The IR66B will continuously display the temperature. continuously generate high (like a hot plate), which can cause overheating of the Thermometer.
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