SEAWARD PRIMETEST SERIES USER MANUAL
TESTED. TRUSTED… WORLD WIDE Page 39 of 77
8.9 Main Menu Window –Null
You have three options as displayed below
Option 1 is to null the resistance of the test lead when carrying out a class 1 test
Option 2 is to null the resistance of both test leads when used in Point to Point testing
Option 3 is to null the resistance of the lead when using the external adaptor (the adaptor is an optional
extra).
Enter the number to start the nulling process which will take you to the test screen which will allow you to
press F4 to null the lead.