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709/709H/710
Users Manual
28
Trim, Set, and Zero Menu
Note
For the screens in this section, tag names can be
truncated to fit on one line. flashes in the upper-right
corner to show a live connection.
If the HART write commands are not enabled, these functions are
not available and an error message shows instead of the screen
shown in Figure 38.
Figure 38. Trim, Set, and Zero Screen
Use the selection knob to select and start the action. Push
to
go to the Function Select menu.
Trim 4 mA
If the operation mode is Communicator Only, this function is not
available and an error message shows.
A prompt to change the loop to MANUAL before you proceed
shows. 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
shows if the HART device rejects the mode change command.
When the mode change is successful, the screen in Figure 39
shows.
Figure 39. Trim 4 mA Screen
While the output to settles at 4 mA, the screen shows the Product
measurement. The measurement updates once a second.
1. Push the selection knob to trim the HART device. Stay on this
screen to evaluate the result. An error shows 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 warning to change
the loop to AUTOMATIC shows first. An error shows if the
device rejects the mode change command.
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