8 TEST PROCEDURE (continued)
8.3 AFTER TEST
Always switch off the instrument and disconnect the cables when you
have finished testing and when leaving work unattended.
9 SETTING THE PROBE HANDLE VOLTAGE
The probe handle voltage can be set automatically or manually.
9.1 AUTOMATICALLY SETTING THE VOLTAGE
The Elcometer 266 includes a built-in Voltage Calculator which will
determine and set the correct test voltage based upon the test
standard and the thickness of coating you are testing.
Using the Voltage Calculator is a two stage process;
First select your test standard and;
then select your coating thickness.
To select the test standard:
1
With the reading screen displayed, press
the CALC key. The 'VOLTAGE
CALCULATOR' screen will be displayed.
The current test standard selected is
shown.
If the voltage has been locked, see Section 5.6
'Voltage and Sensitivity Locks' on page en-11,
a warning screen will be displayed; press
UNLOCK to allow the voltage to be adjusted -
the lock will re-engage automatically after the
voltage has been set by the calculator.
2
Press STD to display a list of test
standards, see also Appendix A
'Standards' on page en-35.
3
Using the
required test standard then press OK. The
selected test standard will be shown.
en-17
R
keys, move the arrow to the
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