Honeywell TWM 9000, Supplementary Instructions Manual

Page: 51 / 64

OPERATION
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TWM 9000
www.honeywellprocess.com 34-VF-25-37 iss.2 GLO Jan 18 US
SUBCODE
Subcode
R An enumeration specifying the cause of the alert to be
reported.
Other
Setting:
Settings see above parameter "BLOCK_ALM", subelement
"Subcode".
VALUE
Value
R The value of the associated parameter at the time the alert
was detected.
0
Setting:
0...255
DV_HI_LIM DV_HI_LIM DV_HI_LIM DV_HI_LIM
Deviation High Limit Deviation High Limit Deviation High Limit Deviation High Limit
R/W The setting of the high deviation alarm limit in engineering
units.
+INF
DV_HI_PRI DV_HI_PRI DV_HI_PRI DV_HI_PRI
Deviation High Priority
Deviation High Priority Deviation High Priority
Deviation High Priority
R/W Priority of the high deviation alarm. 0
Setting:
0...15
DV_LO_ALM DV_LO_ALM DV_LO_ALM DV_LO_ALM
Deviation Low Alarm Deviation Low Alarm Deviation Low Alarm Deviation Low Alarm
Mix The status and time stamp associated with the low deviation
alarm.
-
UNACKNOWLEDGED
Unacknowledged
R/W A discrete enumeration which is set to "Unacknowledged"
when an alarm occurs, and set to "Acknowledged" by a write
from a human interface device or other entity which can
acknowledge that the alarm/event has been noticed.
Uninitialized
Setting:
Uninitialized / Acknowledged / Unacknowledged
ALARM_STATE
Alarm State
R A discrete enumeration which gives an indication of whether
the alert is active and whether it has been reported.
Uninitialized
Setting:
•
Uninitialized
•
Clear - reported: Alarm not active and reported
•
Clear - not reported: Alarm not active and not reported
•
Active - reported: Alarm active and reported
•
Active - not reported: Alarm active and not reported
TIME_STAMP
Time Stamp
R The time when evaluation of the block was started and a
change in alarm/event state was detected that is unreported.
The time stamp value will be maintained constant until alert
confirmation has been received - even if another change of
state occurs.
Uninitialized
Setting:
MM / DD / YY (Month / Day / Year)
HH:MM:SS (Hour:Minute:Second)
SUBCODE
Subcode
R An enumeration specifying the cause of the alert to be
reported.
Other
Setting:
Settings see above parameter "BLOCK_ALM", subelement
"Subcode".
VALUE
Value
R The value of the associated parameter at the time the alert
was detected.
0
Setting:
0...255
DV_LO_LIM DV_LO_LIM DV_LO_LIM DV_LO_LIM
Deviation Low Limit Deviation Low Limit Deviation Low Limit Deviation Low Limit
R/W The setting of the low deviation alarm limit in engineering
units.
-INF
DV_LO_PRI DV_LO_PRI DV_LO_PRI DV_LO_PRI
Deviation Low Priority
Deviation Low Priority Deviation Low Priority
Deviation Low Priority
R/W Priority of the low deviation alarm. 0
Setting:
0...15
FF_GAIN FF_GAIN FF_GAIN FF_GAIN
Feed Forward Gain
Feed Forward Gain Feed Forward Gain
Feed Forward Gain
R/W The gain that the feed forward input is multiplied by before it
is added to the calculated control output.
0
Parameter
Parameter Parameter
Parameter
DD name Access Description and settings Initial Value