Val Controls IHP24-BF - Appendix - Discrete Input Function Block (DI)

DHP-UM-013
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Revision: 4
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6.5 Appendix - Discrete Input Function Block (DI)
Digital Input Function (DI) Block
Label / Name /
Handling
Description / Format
ST_REV
[Others]
Length 2 byte
Read Only
Description: The revision level of the Static data
associated with the Function Block. The revision
level is incremented each time a static parameter
value in the block is changed.
TAG_DESC
[Process]
Length 32 byte
Read Write
Description: The user description of the intended
application of the block
MODE_BLK
[Process]
[Diagnostic]
Description: The mode record of the block. Contains
the actual,
target, permitted, and normal modes
PV_D
[Process]
Description: The discrete process variable used in
block execution.
OUT_D
[Process]
Description: The discrete output value and status
XD_STATE
[Process]
Description: Index to the text describing the states of
a discrete for the value obtained from the transducer.
OUT_STATE
[Process]
Description: Index to the text describing the states of
a discrete output.
CHANNEL
[Process]
Description: Defines the I/O input used for the field
measurement
FIELD_VAL_D
[Process]
Description: The value and status of the discrete
input from a field device
PV_FTIME
[Tuning]
Description: The constant of a single exponential
filter for the PV, in seconds.
SIMULATE_D
[Options]
Description: Enables simulation and allows you to
enter an input
value and status when SIMULATE_IN_D is not
connected.
GRANT_DENY
[Options]
Description: Options for controlling acess of host
computers and local control panels to opening,
tuning and alarm parameters of the block.
IO_OPTS
[Options]
Description: Allows you to select options for I/O
value processing.
The supported I/O option
“Fault State to Value” – If a fault occours, the SP