Emerson Fisher FIELDVUE DVC6000f, Инструкция по эксплуатации

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DVC6000f Digital Valve Controllers
December 2009 C-4
Table C-2. Setting PlantWeb Alerts
PlantWeb Alert
(Group)
(Default Alert Category)
Alert Condition
and (Default)
What the Alert is
Detecting
Related Parameters and
(Default)
Guidelines for Setting
Drive Current
(Electronics)
(Failed)
Drive Current
(Enabled)
The difference between the
expected Drive Current and
the actual Drive Current has
exceeded the Drive Current
Alert Time.
Self Test Shutdown (No)
Shutdown Recovery (Auto)
Alert Point (50%)
Alert Time (5 sec)
Use default settings
Drive Signal
(Electronics)
(Maintenance)
Drive Signal
(Enabled)
If one of the following
conditions exist:
Where Zero Power Condition
is defined as closed:
Drive Signal
<
10% and
Calibrated Travel
>
3%
Drive Signal
>
90% and
Calibrated Travel
<
97%
Where Zero Power Condition
is defined as open:
Drive Signal
<
10% and
Calibrated Travel
<
97%
Drive Signal
>
90% and
Calibrated Travel
>
3%
Use default setting
Processor Impaired
(Electronics)
(Maintenance)
Program Memory
(Enabled) A pending Flash or NVM
failure is present. Self Test Shutdown (No)
Shutdown Recovery (Auto)
Use default settings
Static Memory
(Enabled)
A failure of the FRAM memory
where static parameters are
stored.
Self Test Shutdown (No)
Shutdown Recovery (Auto)
Use default settings
Processor
(Enabled) A failure of the main
Processor. Self Test Shutdown (No)
Shutdown Recovery (Auto)
Use default settings
I/O Processor
(Enabled)
A failure of the I/O Processor.
Self Test Shutdown (No)
Shutdown Recovery (Auto)
Use default settings
Output Block Timeout
(Configuration)
(Maintenance) Output Block
Timeout
(Disabled)
If the analog or discrete output
block has not executed for
longer than the configured
timeout.
Timeout Alert Point (600 s)
Self Test Shutdown (No)
Shutdown Recovery (Auto)
Enable this alert for loops where the
execution is critical. If the AO or DO
block is not scheduled, or scheduled
incorrectly, it will trigger an alert after the
Timeout Alert Point has been exceeded.
Set the Timeout Alert Point to a value
between
a. 30 seconds and
b. the maximum time before a user
should be notified. The minimum number
depends on the time it takes for a host to
download a configuration to the device.
Shutdown can be enabled if it is desired
to move the valve to the Zero Power
Condition at the same time that the alert
is generated.
Blocks Set to Default
(Configuration)
(Maintenance)
Blocks Set to Default
(Enabled)
If the resource block has
undergone Restart with
Defaults
None Use default settings
Shutdown Alert
(Configuration)
(Maintenance)
N/A
A user configured Self Test
Shutdown condition has taken
the instrument to OOS.
None Use default settings
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Continued
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C