Reference Manual
00809-0100-4377, Rev BA
September 2010
Rosemount 752
www.rosemount.com
Appendix C
Block Information
Resource Block . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page C-1
LCD Transducer Block . . . . . . . . . . . . . . . . . . . . . . . . . . . . page C-7
RESOURCE BLOCK
This section contains information on the Rosemount 752 Resource Block.
Descriptions of all Resource Block Parameters, errors, and diagnostics are
included. Also the modes, alarm detection, status handling, and
troubleshooting are discussed.
Definition
The resource block defines the physical resources of the device. The
resource block also handles functionality that is common across multiple
blocks. The block has no linkable inputs or outputs.
Parameters and
Descriptions
The table below lists all of the configurable parameters of the Resource Block,
including the descriptions and index numbers for each.
Parameter
Index
Valid Range
Initial Value
Units
Other
Description
ST_REV
1
0-255
The revision level of the static data associated with the
function block.
TAG_DESC
2
spaces
N/A
The user description of the intended application of the block.
STRATEGY
3
0
N/A
The strategy field can be used to identify grouping of blocks.
ALERT_KEY
4
1-255
0
N/A
The identification number of the plant unit.
MODE_BLK
5
O/S
N/A
The actual, target, permitted, and normal modes of the block.
BLOCK_ERR
6
E
Read
Only
This parameter reflects the error status associated with the
hardware or software components associated with a block. it
is a bit string, so that multiple errors may be shown.
RS_STATE
7
E
Read
Only
State of the function block application state machine.
TEST_RW
8
N/A
Read/write test parameter - used only for conformance
testing.
DD_RESOURCE
9
NULL
N/A
Read
Only
String identifying the tag of the resource which contains the
Device Description for the resource.
MANUFAC_ID
10
Enumeration,
controlled by
FF
0x1151
N/A
Read
Only
Manufacturer identification number - used by an interface
device to locate the DD file for the resource.
DEV_TYPE
11
0x7052
E
Read
Only
Manufacturer's model number associated with the resource -
used by interface devices to locate the DD file for the
resource.
DEV_REV
12
0x03
N/A
Read
Only
Manufacturer revision number associated with the resource -
used by an interface device to locate the DD file for the
resource.
DD_REV
13
1
N/A
Read
Only
Revision of the DD associated with the resource - used by the
interface device to locate the DD file for the resource.
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