Temperature Measurement; Operation - Wohler IR-Temp 100 L Bedienungsanleitung

3. Operation

IR-Temp 100L
3. Operation

3.1. Temperature Measurement

To take a temperature reading, point the unit at the target you wish to measure.
Push and keep the trigger pushed. The current temperature reading is displayed.
Last reading before previous switching-off is displayed in lower display. Release
the trigger. A „Lock" symbol will be displayed and the hold value is refreshed.
The instrument will automatically switch off after 40 seconds.
Press the [* ] key to enable/disable the laser. The message „LAS EN" or „LAS
DIS" will be displayed. When enabled, the laser can be switched on by pressing
the trigger button for more than 1 sec. The laser will automatically switch off
when the trigger button is released. The emission indicator symbol (*) will appear
on lower display.
Press in sequence the [2nd] and [*] keys to change the laser beam mode bet-
ween Continuous and Blanking (to increase battery expected life) mode.
Press the [Lamp] key to switch back-light on or off.
Press in sequence the [2nd] and [°C/°F] keys to change the engineering units
between °C and °F.
3.2 External Probe Operation
Connect the instrument to the appropriate connector. Switch the unit on and
press the [Probe] key. The „EXT" message will be displayed on the lower display.
The „oFL" message will inform you for non connected or broken probe.
The external input connector is located on the left side handling the unit in nor-
mal operative mode. Pull the relevant cup to slide off and connect the external
probe.
3.3 Enhanced functions
Hold measurement:
Press the [Hold] key to freeze the displayed temperature. The hold value will be
displayed in lower display. On the main display the temperature is the actual
measured. Press the key again to refresh the Hold indication.
The Hold indication is refreshed by pressing the trigger for more than 1 sec. with
the instrument in measuring mode and releasing the trigger. Switch the instru-
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