Vanguard EZCT-2000B - Manual (Page 103)

REV 1 EZCT-2000B USER’S MANUAL
99
5.2 Verifying the EZCT-2000B’s V
x
Sense Circuit Using an External Meter
The excitation voltage (V
x
) sensed by the EZCT-2000B can be verified using an external RMS volt
meter. Follow the steps below to verify the EZCT-2000B’s V
x
sense circuit:
a. Connect the X cables to an RMS volt meter as shown in Figure 21.
b. Select the EZCT-2000B’s Diagnostics mode (see section 5.1).
c. Press the
[PAPER ∧ Contrast]
key to raise the V
x
voltage.
d. Verify the V
x
voltage displayed on the EZCT-2000B LCD screen against the value
displayed on the external volt meter.
e. Press the [STOP] key to end the test.
Figure 21. EZCT-2000B V
x
Verification Test Connections