Calibrating an I/P Device
The following test allows calibration of a device that
controls pressure. Proceed as follows:
1.
Connect the test leads to the instrument under test as
shown in Figure 21. The connections simulate a
current-to-pressure transmitter and measures the
corresponding output pressure.
A
2.
Press
(upper display).
V
3.
Press
for sourcing current (lower display).
M
4.
If necessary, press
5.
Enter the desired current by pressing
Y
Z
keys. Press
and
to select different digits.
for SOURCE mode.
X
W
and
Calibrating an I/P Device
45