Setting the test frequency, Operation, Id e – GW Instek GPT-9900 series User Manual User Manual
Page 43
OPERATION
43
Note
When setting the voltage, be aware that a
maximum of 200VA can be set for ACW and 50W
for DCW (GPT-98XX) or 500VA and 100W,
respectively for GPT-99XX/99XXA.
The ground bond voltage (GBV) is calculated as
the HI SET limit x Test Current.
Setting the Test Frequency
Background
A test frequency of 60Hz or 50Hz can be set,
regardless of the input line voltage. The test
frequency setting only applies to ACW and GB
tests.
Steps
1. Press the UP / DOWN arrow keys
to bring the cursor to the FREQ
setting.
I R
G B
m A
A CW
D CW
I / L
H
O
I M E
T
R
E
F R E Q =
0 H z
6
0
100
k
V
I
D
E
M
T I
E
= 0 0 1 . 0 S
R
0 0 m A
E
R F
=
#
0 .
0
M
M A U
N
N A
_
1 . 0 0 m A
I
H
E
S
= 0
T
0 0 . 1 S
0
A M P
=
R
T
2
M A N U = * * * - 0 0
cursor
2. Use the scroll wheel to set the test
frequency.
ACW, GB
50Hz, 60Hz
Note
The test frequency can only be set for ACW or GB
tests.