Emerson Fisher FIELDVUE DVC6000f Instruction Manual page 93

Proximity Alerts
(TB > Configure/Setup > Detailed Setup > Alerts >
Prox Alerts)
Note
See page 4-163 for additional details
on using Proximity detection.
Travel
Travel displays the actual position of the valve in
percent (%) of calibrated travel.
Travel Open
D Travel Open Alert
This alert is active if the Travel is greater than the
Travel Open Alert Point.
D Travel Open Alert Enable
When enabled Travel Open Alert Enable activates the
Travel Open Alert.
D Travel Open Alert Point
Travel Open Alert Point (TVL_OPEN_ALRT_PT
[77.8]) is the value of the travel in percent (%) or
ranged travel, which, when exceeded, sets the Travel
Open Alert.
D Travel Open Deadband
Travel Open Deadband (TVL_OPEN_DB [77.9]) is the
travel in percent (%) of ranged travel required to clear
a Travel Open alert, once it has been set.
Travel Closed
This alert is active if the Travel is lower than the Travel
Closed Alert Point.
D Travel Closed Alert
This alert is active is the Travel goes below the Travel
Closed Alert Point.
D Travel Closed Alert Enable
When enabled Travel Closed Alert Enable activates
the Travel Closed Alert.
D Travel Closed Alert Point
The Travel Closed Alert is set when the value of the
travel, in percent (%) of ranged travel, goes below the
Travel Closed Alert Point (TVL_CLOSED_ALRT_PT
[77.10]).
December 2009
Transducer Block
D Travel Closed Deadband
Travel Closed Deadband (TVL_CLOSED_DB [77.11])
is the travel in percent (%) of ranged travel required to
clear a Travel Closed alert, once it has been set.
Proximity
D Proximity Hi Hi Alert
This alert is active if the Travel is within the detection
band set by the Travel Hi Hi Alert Point and the Travel
Hi Hi Deadband.
D Proximity Hi Hi Alert Enable
When enabled Proximity Hi Hi Alert Enable activates
the Proximity Hi Hi Alert.
D Proximity Hi Alert
This alert is active if the Travel is within the detection
band set by the Travel Hi Alert Point and the Travel Hi
Deadband.
D Proximity Hi Alert Enable
When enabled Proximity Hi Alert Enable activates the
Proximity Hi Alert.
D Proximity Lo Alert
This alert is active if the Travel is within the detection
band set by the Travel Lo Alert Point and the Travel
Lo Deadband.
D Proximity Lo Alert Enable
When enabled Proximity Lo Alert Enable activates the
Proximity Lo Alert.
D Proximity Lo Lo Alert
This alert is active if the Travel is within the detection
band set by the Travel Lo Lo Alert Point and the
Travel Lo Lo Deadband.
D Proximity Lo Lo Alert Enable
When enabled Proximity Lo Lo Alert Enable activates
the Proximity Lo Lo Alert.
Travel History Alerts
(TB > Configure/Setup > Detailed Setup > Alerts >
Travel History Alerts)
Cycle Counter
D Cycle Counter
The Cycle Counter (CYCLE_COUNT [73]) records the
number of times the travel changes direction. The
change in direction must occur after the deadband has
been exceeded before it can be counted as a cycle.
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