<6. Parameter Lists>
202
IM 01E21A02-03EN
6.5 Maintenance Transducer Block
Relative
Index
Index
Parameter Name
Default Value
Write
Mode
Description
0
2900
Block Header
10
O/S
Information on this block, such
as Block Tag, DD Revision,
Execution, etc.
1
2901
ST_REV
0
-
Represents the revision level
of the setting parameter of
the own block. This revision
is updated if the setpoint is
changed. Used to check for
parameter change, etc.
2
2902
TAG_DESC
Space (32 characters)
AUTO
Universal parameter to store
a comment explaining tag
contents.
3
2903
STRATEGY
1
AUTO
Universal parameter intended
to be used for the high-level
system to separate function
blocks.
4
2904
ALERT_KEY
1
AUTO
Key information to identify
where an alert takes place.
Generally, this parameter is
used by the high-level system
to identify specific areas in
a plant that are under the
control of specific operators,
to separate necessary
alerts only. This is one of the
universal parameters.
5
2905
MODE_BLK
0x08(Auto)
0x08(Auto)
0x88(Auto, O/S)
0x08(Auto)
AUTO
-
AUTO
AUTO
Universal parameter to show a
block operation state. Consists
of Actual mode, Target mode,
Permit mode and Normal
mode.
6
2906
BLOCK_ERR
0x0000
-
Indicates the error statuses
related to the own block.
7
2907
UPDATE_EVT
0(Uninitialized)
0(Uninitialized)
0,0
0
0
AUTO
-
-
-
-
Indicates contents of the event
when an update event (a
change to the setpoint) occurs.
8
2908
BLOCK_ALM
0(Uninitialized)
0(Uninitialized)
0,0
0(Other)
0
AUTO
-
-
-
-
Indicates contents of the alarm
when a block alarm occurs.
9
2909
TRANSDUCER_
DIRECTORY
1
2910
-
-
Parameter to store the index of
the transducer included in the
device.
10
2910
TRANSDUCER_
TYPE
32864(Maintenance TB)
-
Indicates the device type.
11
2911
TRANSDUCER_
TYPE_VER
0x0003
-
Indicates the version of the
device.
12
2912
XD_ERROR
0
-
Stores the most important
error among errors which
are occurring in the sensor
transducer block.
13
2913
COLLECTION_
DIRECTORY
0
-
Stores indexes of important
parameters in the transducer
block and the item ID of the
corresponding DD.
14
2914
DEVICE_KEY
0
AUTO Parameter for service
personnel