Electrical Installation Tester
Operating the Tester
15
No. Annunciator Meaning
R battery test Appears when you are testing the batteries. For more information see “Testing and
Replacing the Batteries” on page 41.
S ZERO Appears when you press the Z button to zero the leads. After the zeroing
operation, the icon stays illuminated indicating that zeroing has been performed.
Only used when performing continuity or loop testing.
T
Y
Potential danger. Appears when measuring or sourcing high voltages.
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