AD Instruments
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8. OPERATION
DCV MEASUREMENT
1.Plug the black test lead into the-COM terminal and the red lead into the
+terminal.
2.Place the range selector to the DCV range appropriate for the circuit to be
tested.
3.Connect the tester in parallel with the load, with the Black test lead on the
negative side and the red lead on the positive side.
4.Read the DCVA scale (black) refering the reference table in Page 19.
DCA MEASUREMENT
1.Plug the black test lead into the-COM terminal and the red lead into the +
terminal. For 500mA and 10A, the red lead is plugged into the separated input
terminals.
2.Place the range selector to the DC currange range appropriate for the circuit
to be tested.
3.Cut the power to the circuit to be tested and connect the tester in series with
the circuit, with the black test lead on the negative side and the red lead on the
positive side.
4.Read the DCVA scale (black) refering the reference table in Page 19.
ACV MEASUREMENT
1.Plug the black test lead into the -COM terminal and the red lead into the +
terminal.
2.Place the range selector to the VAC range appropriate for the circuit to be
tested.
3.Connect the tester in parallel with the load reagrdless to the polarities of the
circuit.
4.Read the AC 10V UP or AC 2.5V ONLY scales refering the reference table in
Page 19.
ACA MEASUREMENT
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Manual de usuario AD505N