Fluke 709 - Trim 20 mA

709/709H
Users Manual
36
Trim 20 mA
If the operation mode is Communicator Only, this
function is not available and an error message is shown.
A warning to change the loop to MANUAL before you
proceed is shown. Push the selection knob to proceed.
Push  to go to the Trim, Set and Zero menu.
While the HART device is changed to fixed output mode,
an error is shown if the HART device rejects the mode
change command. When the mode change is successful,
the screen in Figure 37 is shown.
gzx46.eps
Figure 37. Trim 20 mA Screen
As the output to settles at 20 mA, the screen shows the
Product measurement. The measurement is updated
once a second.
1. Push the selection knob to trim the HART device.
Stay on this screen to evaluate the result. An error is
shown if the HART device rejects the trim command.
2. Push  to change the HART device to normal
output mode and go to the Trim, Set, and Zero menu.
A prompt to change the loop to AUTOMATIC is
shown first. An error is shown if the device rejects the
mode change command.