Trident Model PD765 Universal Input Meter Instruction Manual
60
Example for current input internal calibration:
4. The meter displays
Low
input current (
I lo
). Apply the low input
signal and press
Enter/Ack
. The display flashes for a moment
while meter is accepting the low input.
5. After the display stops flashing, a number is displayed with the left-
most digit brighter than the rest. The bright digit is the active digit
that can be changed by pressing the
Up
arrow button. Press the
Right
arrow button to move to the next digit.
6. Set the display value to correspond to the input signal being cali-
brated.
7. The display moves to the high input calibration (
I Hi
). Apply the
high input signal and press
Enter/Ack
.
8. Set the display for the high input calibration in the same way as it
was set for the low input calibration.
For instructions on how to pro-
gram numeric values see Set-
ting Numeric Values
,
page 28.
The graphic above shows the calibration of the current input. The volt-
age input is calibrated in a similar way.
I lo
0
4.00
Set Display Value
for Low Input
I Hi
Calibrate
High Input
Curr
Display
Flashes
While
Accepting
Input
I Cal
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