Switching The Gauge On/Off; Display; Changing Units; Key-Lock - Elcometer 345 Operating Instructions Manual

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2.5 SWITCHING THE GAUGE ON/OFF

To switch on, press .
Gauges with an integral probe will switch on automatically by placing the probe against a hard surface.
To switch off, press and hold until OFF is displayed.
The gauge will switch off automatically after one minute of inactivity.

2.6 DISPLAY

The display will show the measurement value.
In addition, a number of symbols can appear on the display:

2.7 CHANGING UNITS

To change the units of measurement displayed on the screen
(µm/mm or mils):
With the gauge switched on, press . The symbol on the display will start to flash. Press . The
units will change. To change units again, repeat these steps.

2.8 KEY-LOCK

The gauge is fitted with a 'Key-Lock' feature, which is a form of password, to prevent accidental operation
of calibration adjustment - see "Calibration adjustment" on page 16.
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