31
TAG_DESC
: The user description of the intended applica-
tion of the block.
STRATEGY
: The strategy field can be used to identify
grouping of blocks. This data is not checked or processed by
the block.
ALERT_KEY
: The identification number of the plant
unit. This information may be used in the host for sorting
alarms, etc.
MODE_BLK
: The actual, target, permitted, and normal
modes of the block.
• Target: The mode to “go to”
• Actual: The mode the “block is currently in”
• Permitted: Allowed modes that target may take on
• Normal: Most common mode for target
BLOCK_ERR
: This parameter reflects the error status
associated with the hardware or software components associ-
ated with a block. It is a bit string so that multiple errors
may be shown.
OUT1
: The block output value and status.
OUT2
: The block output value and status.
X_RANGE
: The display scaling of the variable correspond-
ing to the x-axis for display. It has no effect on the block.
Y_RANGE
: The display scaling of the variable correspond-
ing to the y-axis for display. It has no effect on the block.
GRANT_DENY
: Options for controlling access of host
computers and local control panels to operating, tuning,
and alarm parameters of the block.
IN1
: The block input value and status.
IN2
: The block input value and status.
SWAP_2
: Changes the algorithm in such a way that IN_2
corresponds to “y” and OUT _2 to “x”.
CURVE_X
: Curve input points. The “x” points of the
curve are defined by an array of 21 points.
CURVE_Y
: Curve input points. The “y” points of the
curve are defined by an array of 21 points.
UPDATE_EVT
: This alert is generated by any changes to
the static data.
BLOCK_ALM
: The block alarm is used for all configura-
tion, hardware, connection failure, or system problems in
the block.
BLOCK_ERR_DESC
: Reports more specific details regard-
ing some errors reported through BLOCK_ERR.
BE57-646 ECLIPSE Guided Wave Radar Transmitter - F
OUNDATION
fieldbus
™