86
Reference Manual
00809-0200-4840, Rev BA
Section 5: Service and Troubleshooting
December 2014
Section 5: Service and Troubleshooting
5.5.3
Distance / Tertiary Variable (TV) (D902)
This indicates the live distance-to-surface measured by the transmitter.
In HART terminology, this parameter is the Tertiary Variable (TV).
Note
shows this parameter in a tank geometry illustration, and how
Distance Offset (
) affects this value.
Units are in meters, feet, or inches depending on base units (see
).
Field Communicator or AMS
To view the live distance-to-surface measurement:
1.
From the
Home
screen, select 3: Service Tools.
2.
Select 2: Variables.
3.
Select 1: Variables.
4.
Select 3: Distance (TV) D902.
5.
When finished, press EXIT to exit to the previous menu.
Rosemount 3490 Series Control Unit
To view the live distance-to-surface measurement:
1.
From the
Main Menu
screen, select MONITOR.
2.
Select the transmitter (e.g. “
Tx1: 3107
”).
3.
Select READINGS, and then select VARIABLES.
4.
Select Distance (TV).
5.
When finished, press the ESC key to exit to the previous menu.
Note
Units are in meters, feet, or inches depending on base units (see
).
Fast Keys
3, 2, 1, 3
Level (SV) D901
36.540 ft
EXIT
HELP
(Field Communicator Screen)
Distance (TV) D902
1.690ft
(Rosemount 3491 Screen)
Summary of Contents for 3107
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