TOS93 Series User’s Manual 97
Earth Continuity Test | Setting Test Conditions
Terminal wiring method (Terminals Wire)
Set the method of wiring test leads to the product to four-terminal wiring (4 Wire) or two-terminal wiring (2
Wire). The locations to connect the test leads to the product are different between the two methods (p.34).
Select the appropriate method depending on the type of test leads to be used and whether the minute
resistance of lead wires or contact resistance of plugs will be included in the measurement. An i
con
appears during testing according to the setting.
1
On the Home menu screen, press Measure repeatedly until Measure is selected.
Each time you press the key, the setting changes between Measure and Scale.
2
Press Terminals Wire, and then turn the rotary knob to change the value.
This completes the setting.
Value Description Icon
2 Wire The resistance of lead wires and plugs is included in the measurement. Select
this method when four-terminal wiring is not possible such as when using test
leads other than those supplied with the product. The circuit between OUTPUT
and SENSING is shorted inside the product.
4 Wire The resistance of lead wires and plugs is not included in the measurement. Select
this method when four-terminal wiring can be used such as when you use the
supplied test leads for earth continuity testing (TL13-TOS).
If you use test leads other than those supplied with the product, the product specifications
may not be met. Contact your Kikusui agent or distributor for details.
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