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The field...
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Displays...
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Valid Entry
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A_A1R
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Whether an alarm occurred for the N Point Alarm on
RBAR value.
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Yes or No.
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A_A1X
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Whether an alarm occurred for the N Point Control
Limit Alarm on XBAR value.
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Yes or No.
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A_A3X
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Whether an alarm occurred for the N Point Warning
Limit Alarm on XBAR value.
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Yes or No.
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A_ADI
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The blocks alarm areas.
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N/A. This field is provided for backward compatibility.
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A_ALMEXT1
A_ALMEXT2
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The text entered in the blocks alarm extension fields.
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Up to 79 characters.
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A_ALMINTIME
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The time and date at which the block generated the
alarm.
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N/A. This is a display only field.
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A_ALMLASTTIME
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The time and date at which the block last generated
an alarm.
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N/A. This is a display only field.
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A_ALMOCCUR
F_ALMOCCUR
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The number of times a block goes in and out of alarm
before it is acknowledged.
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N/A. This is a display only field.
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A_ALMSHELFREMTIME
F_ALMSHELFREMTIME
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The remaining time left for a shelved alarm. |
N/A. This is a display only field. |
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A_ALMSHELVED
F_ALMSHELVED
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Indicates whether a specified alarm is shelved (YES/NO). |
N/A. This is a display only field. |
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A_ALMSHELVEPOLICY
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The name of alarm shelving policy. |
N/A. This is a display only field. |
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A_ALMSHLVENAB
F_ALMSHLVENAB
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Defines whether alarm shelving is enabled (YES/NO) for a block. |
N/A. This is a display only field. |
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A_IALMSHLVENAB
F_IALMSHLVENAB
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The initial alarm shelving status (ENABLE/DISABLE) for a block. |
N/A. This is a display only field. |
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A_ALMSN
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The serial number of the alarm area database.
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N/A. This is a display only field.
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A_AREA1 through A_AREA15
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The alarm areas assigned to the block.
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ALL or an alarm area name.
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A_ASD
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Whether an alarm occurred for the N Point Alarm on
SBAR value.
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Yes or No.
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A_ASP
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Whether an alarm occurred for the N Point Specification
Limit on XBAR alarm.
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Yes or No.
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A_AUTO
F_AUTO
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The current automatic/manual status of the block.
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Automatic (1) or Manual (0).
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A_AUTOX
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Whether the block recalculates XBARBAR, RBAR, and
SBAR values after startup.
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STARTUP, ALWAYS, or NEVER.
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A_CGRP
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The current number of group collected.
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12 to 50.
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A_CHALM
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The chains most severe alarm.
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N/A. This is a display only field.
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A_COBS
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The current number of observations.
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1 to 25.
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A_CPK
F_CPK
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The blocks process capability index.
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N/A. This is a display only field.
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A_CRITX
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The value of the N Point Critical Runs on XBAR alarm.
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A numeric value.
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A_CRX
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Whether an alarm occurred for the N Point Critical
Runs on XBAR alarm.
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Yes or No.
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A_CTLR
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The value of the N Point Alarm on RBAR limit.
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A numeric value.
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A_CTLS
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The value of the N Point Alarm on SBAR limit.
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A numeric value.
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A_CTLX
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The value of the N Control Limit Alarm on XBAR limit.
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A numeric value.
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A_CUALM
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The blocks current alarm.
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N/A. This is a display only field.
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A_CV
E_CV
F_CV
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The blocks current value.
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A numeric value within the EGU range.
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A_DALM
F_DALM
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Whether to delete alarm from summary queue after acknowledgment.
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0 (false) or 1 (true).
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A_DESC
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The text in the blocks Description field.
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Up to 256 characters.
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A_EA1R
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Whether the N Point Alarm on RBAR limit is enabled.
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Yes or No.
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A_EA1X
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Whether the N Point Control Limit Alarm on XBAR limit
is enabled.
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Yes or No.
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A_EA3X
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Whether the N Point Warning Limit Alarm on XBAR limit
is enabled.
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Yes or No.
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A_EASD
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Whether the N Point Alarm on SBAR limit is enabled.
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Yes or No.
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A_EASP
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Whether the N Point Specification Limit Alarm on XBAR
limit is enabled.
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Yes or No.
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A_ECRX
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Whether the N Point Critical Runs on XBAR alarm is
enabled.
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Yes or No.
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A_EGUDESC
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The blocks engineering units label.
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Up to 33 characters.
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A_EHI
F_EHI
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The blocks high EGU limit.
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A numeric value. The range between the low and high
values value cannot exceed 3.40282300000000e+38.
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A_ELO
F_ELO
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The blocks low EGU limit.
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A numeric value. The range between the low and high
values value cannot exceed 3.40282300000000e+38.
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A_ELRX
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Whether the Length of Runs Alarm is enabled.
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Yes or No.
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A_ENAB
F_ENAB
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The blocks alarm status.
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Enable: Yes (1), or Disable: No (0).
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A_ESIGACK
F_ESIGACK
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Whether operators are allowed to acknowledge alarms
for this tag without entering a signature, even if this tag requires electronic
signatures for data entry.
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Yes or No.
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A_ESIGCONT
F_ESIGCONT
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If allow continuous use is enabled for this tag.
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Yes or No.
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A_ESIGREQ_COMMENT
F_ESIGREQ_COMMENT
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A comment is required when using an electronic signature. |
Enable: Yes (1), or Disable: No (0).
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A_ESIGTRAP
F_ESIGTRAP
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Whether unsigned writes are accepted or rejected by
this tag or accepted and logged.
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ACCEPT, LOG, REJECT.
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A_ESIGTYPE
F_ESIGTYPE
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The signing requirements for this tag.
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None, PERFONLY, or PERFVERI.
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A_ETAG
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The first four characters of the blocks engineering
units label.
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N/A. This field is provided for backward compatibility.
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A_ETRX
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Whether the Trend of Run Alarm is enabled.
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Yes or No.
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A_EVENT
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The initial event messaging status.
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N/A. This is a display only field.
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A_FCOMP
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The forced computation of the control limits.
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DONE
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A_GET1
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The name of the block that the Statistical Data uses
as its input.
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A block name.
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A_HIST_COLLECT
F_HIST_COLLECT
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Sets whether or not this block is under collection.
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Yes (1) or No (0).
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A_HIST_COMPRESS
F_HIST_COMPRESS
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Sets whether or not compression is used by the Collector.
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Enable (1) or Disable (0).
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A_HIST_COMPTIME
F_HIST_COMPTIME
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The Collector compression time out.
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A positive numeric value (0 or greater), in milliseconds.
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A_HIST_COMPTYPE
F_HIST_COMPTYPE
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The type of Collector deadband setting.
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Absolute (0) or Percentage (1).
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A_HIST_DEADBAND
F_HIST_DEADBAND
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The Collector deadband setting.
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A positive numeric value (0 or greater).
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A_HIST_DESC
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The GE Historian description.
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String; maximum of 128 characters.
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A_HIST_INTERVAL
F_HIST_INTERVAL
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The collection interval for this block. The value
of this field must be greater than the value of the A_HIST_OFFSET and
F_HIST_OFFSET fields.
Use the following formula to determine if the entered
value is acceptable for this field.
A_/F_HIST_INTERVAL > A_/F_HIST_OFFSET * 1000
NOTE: The
values for the A_HIST_OFFSET and F_HIST_OFFSET fields are in seconds.
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A float value, in milliseconds. Values must be entered
in increments of 100. Minimum value: 100 ms.
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A_HIST_OFFSET
F_HIST_OFFSET
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The block's collection offset time.The value of this
field must be less than or equal to the value of the A_HIST_INTERVAL and
F_HIST_INTERVAL fields.
Use the following formula to determine if the entered
value is acceptable for this field.
A_/F_HIST_OFFSET ≤ A_/F_HIST_INTERVAL / 1000
NOTE: The
values for the A_HIST_INTERVAL and F_HIST_INTERVAL fields are in milliseconds.
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A numeric value, in seconds. Must use whole numbers.
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A_HIST_TIMERES
F_HIST_TIMERES
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The collection time resolution.
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Milliseconds (0) or Seconds (1).
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A_IAM
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The initial Automatic/Manual status of the block.
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Automatic or Manual.
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A_IENAB
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The initial alarm status.
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N/A. This is a display only field.
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A_ISCAN
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The initial scan status (on or off) of the block.
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On or Off.
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A_LAALM
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The blocks most severe unacknowledged alarm. If no
unacknowledged alarm exists, the current alarm is displayed.
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N/A. This is a display only field.
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A_LCALC
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Whether the block recalculates control limit (XBAR,
R, and S) values after startup.
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STARTUP, ALWAYS, or NEVER.
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A_LCLR
F_LCLR
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The R value lower control limit.
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A numeric value.
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A_LCLS
F_LCLS
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The S value lower control limit.
|
A numeric value.
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A_LCLX
F_LCLX
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The X value lower control limit.
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A numeric value.
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A_LRX
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Whether an alarm occurred for the Length of Runs Alarm.
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Yes or No.
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A_LSLX
F_LSLX
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The blocks lower specification limit.
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A numeric value.
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A_LWLX
F_LWLX
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The blocks lower warning limit.
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A numeric value.
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A_NALM
F_NALM
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Yes or 1, if the block has unacknowledged alarms or
No or 0, if the block has no unacknowledged alarms.
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N/A. This is a display only field.
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A_NAME
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The blocks type, for example AI for an Analog Input
block.
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N/A. This is a display only field.
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A_NAREA
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Enters a new alarm area in the alarm area database.
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A_NEXT
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The name of the next block in the chain.
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N/A. This is a display only field.
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A_NGRP
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The total number of groups to collect before calculating
limits.
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1 to 25.
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A_NOBS
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The total number of observations per group.
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12 to 520.
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A_OPCLIMIT
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The hardware options of the OPC server.
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N/A. This is a display only field.
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A_OPCQLTY
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The quality status of the OPC server.
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N/A. This is a display only field.
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A_OPCSUBSTAT
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The quality substatus of the OPC server.
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N/A. This is a display only field.
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A_OPCTIME
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The time and date from the OPC server.
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N/A. This is a display only field.
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A_PREV
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The name of the previous block in the chain.
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N/A. This is a display only field.
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A_PRI
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The blocks alarm priority.
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Low, Medium, or High.
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A_PRIM
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The blocks name.
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N/A. This is a display only field.
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A_R
F_R
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The previous groups R value.
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A numeric value.
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A_RBAR
F_RBAR
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The blocks RBAR value.
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A numeric value.
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A_RUNX
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The value of the Length of Runs Alarm.
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A numeric value.
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A_S
F_S
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The previous groups S value.
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A numeric value.
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A_SA1
through
A_SA3
|
The security areas assigned to the block.
|
Up to three security area names.
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A_SBAR
F_SBAR
|
The average standard deviation.
|
A numeric value.
|
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A_SCAN
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The on/off scan status of the block.
|
On or Off.
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A_SCANT
|
The blocks scan time and phase.
|
E for exception-based processing, 0 for one shot processing,
or time:phase for time-based processing.
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A_SDEV
F_SDEV
|
The standard deviation.
|
A numeric value.
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A_SPECX
|
The value of the N Point Specification Limit Alarm
on XBAR limit.
|
A numeric value.
|
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A_SQ
|
The name of a digital block that controls when to
sample input values.
|
A block name.
|
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A_TAG
|
The blocks name.
|
N/A. This is a display only field.
|
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A_TRNDX
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The value of the Trend of Runs Alarm.
|
A numeric value.
|
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A_TRX
|
Whether an alarm occurred for the Trend of Runs Alarm.
|
Yes or No.
|
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A_UCLR
F_UCLR
|
The R value upper control limit.
|
A numeric value.
|
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A_UCLS
F_UCLS
|
The S value upper control limit.
|
A numeric value.
|
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A_UCLX
F_UCLX
|
The X value upper control limit.
|
A numeric value.
|
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A_USLX
F_USLX
|
The blocks upper specification limit.
|
A numeric value.
|
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A_UWLX
F_UWLX
|
The blocks upper warning limit.
|
A numeric value.
|
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A_WAIT
|
The time that the block waits between collecting data
between groups.
|
0 to 32767 seconds.
|
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A_WARM
|
Yes or No.
|
N/A. This is a display only field.
|
|
A_WARNX
|
The value of the N Point Warning Limit Alarm on XBAR
limit.
|
A numeric value.
|
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A_XBAR
F_XBAR
|
The previous groups XBAR value.
|
A numeric value.
|
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A_XBB
F_XBB
|
The XBARBAR value.
|
A numeric value.
|
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A_ALMACK
F_ALMACK
|
Reserved for future use.
|
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A_ALMCHANGE
F_ALMCHANGE
|
Reserved for future use.
|
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A_ALMDELETE
F_ALMDELETE
|
Reserved for future use.
|
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A_ALMGEN
F_ALMGEN
|
Reserved for future use.
|
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A_ALMRESET
F_ALMRESET
|
Reserved for future use.
|
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A_ALMUPDATE
F_ALMUPDATE
|
Reserved for future use.
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A_PUBLISH
F_PUBLISH
|
Reserved for future use.
|
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A_WRITABLE
F_WRITABLE
|
Reserved for future use.
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