The field...
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Displays...
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Valid Entry
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A_ADI
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The block's 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 block's 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_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_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_CHALM
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The chain's most severe alarm.
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N/A. This is a display only field.
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A_CLOSE
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The first seven characters of the block's close label.
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N/A. This field is provided for backward compatibility.
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A_CLOSEDESC
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Text in the block's Close field.
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Up to 16 characters.
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A_COLD
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The initial value the block outputs on startup.
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A numeric value within the EGU range.
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A_CUALM
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The block's current alarm.
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N/A. This is a display only field.
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A_CV F_CV
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The block's 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 block's Description field.
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Up to 256 characters.
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A_ENAB F_ENAB
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The block's 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_EVENT
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The initial event messaging status.
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Enable or Disable.
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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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N/A. This is a display only field.
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A_INV
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Yes, if the block inverts its output value or No, if the block does not invert its output value.
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Yes or No.
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A_IOAD
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The block's I/O address.
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Depends on your driver. Refer to your driver manual
for more information.
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A_IODV
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The name of the block's I/O driver.
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Depends on your driver. Refer to your driver manual
for more information.
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A_IOHT
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The I/O driver's hardware options.
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Depends on your driver. Refer to your driver manual
for more information.
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A_IOSC
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The type of signal conditioning used by the block.
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Depends on your driver. Refer to your driver manual
for more information.
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A_LAALM
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The block's 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_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 block's 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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N/A. This is a write only field.
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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_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_OPEN
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The first seven characters of the block's open label.
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N/A. This field is provided for backward compatibility.
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A_OPENDESC
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Text in the block's Open field.
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Up to 16 characters.
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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 block's alarm priority.
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Low, Medium, or High.
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A_PRIM
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The block's name.
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N/A. This is a display only field.
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A_SA1 through A_SA3
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The security areas assigned to the block.
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Up to three security area names.
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A_SCAN
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The on/off scan status of the block.
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On or Off.
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A_SCANT
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The block's scan time and phase.
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E for exception-based processing, 0 for one shot processing,
or time:phase for time-based processing.
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A_TAG
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The block's name.
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N/A. This is a display only field.
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A_WARM
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Yes or No.
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N/A. This is a display only field.
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A_WRITEONDIFF F_WRITEONDIFF
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Sets whether writes are prevented by the DO block
if the value in the driver is the same as the value that is to be written.
When enabled, the DO block will read the bit from the driver and if different,
execute the write. If the values are the same, no value is written on
this scan.
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Yes (1) or No (0).
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A_ALMACK F_ALMACK
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Reserved for future use.
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A_ALMCHANGE F_ALMCHANGE
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Reserved for future use.
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A_ALMDELETE F_ALMDELETE
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Reserved for future use.
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A_ALMGEN F_ALMGEN
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Reserved for future use.
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A_ALMRESET F_ALMRESET
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Reserved for future use.
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A_ALMUPDATE F_ALMUPDATE
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Reserved for future use.
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A_PUBLISH F_PUBLISH
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Reserved for future use.
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A_WRITABLE F_WRITABLE
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Reserved for future use.
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