Owner manual

Rockwell Automation Publication 1756-UM533C-EN-P - February 2011 203
Additional HART Protocol Information Appendix C
HART PVStatus, SVStatus, TVStatus, FVStatus are known as Device Variable
Status values. These Status values are composed of groups of bits that indicate the
quality of the associated device variable.
The Limit Status can be used to control windup in PID loops.
Device Family Specific Status
More Device Variable Status Available
Limit Status
11 Constant
01 Low Limited
10 High Limited
00 Not Limited
Process Data Status
11 Good
01 Poor Accuracy
10 Manual/Fixed
00 Bad
Table 77 - HART PV, SV, TV, and FV Status Values
HART PV, SV, TV FV Status Values Quality Limit More Status
Available?
Device Family Specific
Decimal Hex Binary Binary Decimal
0 0 00000000 00 Bad 00 Not Limited 0 No 000 0
1 1 00000001 00 Bad 00 Not Limited 0 No 001 1
2 2 00000010 00 Bad 00 Not Limited 0 No 010 2
3 3 00000011 00 Bad 00 Not Limited 0 No 011 3
4 4 00000100 00 Bad 00 Not Limited 0 No 100 4
5 5 00000101 00 Bad 00 Not Limited 0 No 101 5
6 6 00000110 00 Bad 00 Not Limited 0 No 110 6
7 7 00000111 00 Bad 00 Not Limited 0 No 111 7
8 8 00001000 00 Bad 00 Not Limited 1 Yes 000 0
9 9 00001001 00 Bad 00 Not Limited 1 Yes 001 1
10 A 00001010 00 Bad 00 Not Limited 1 Yes 010 2
11 B 00001011 00 Bad 00 Not Limited 1 Yes 011 3
12 C 00001100 00 Bad 00 Not Limited 1 Yes 100 4
13 D 00001101 00 Bad 00 Not Limited 1 Yes 101 5
14 E 00001110 00 Bad 00 Not Limited 1 Yes 110 6
15 F 00001111 00 Bad 00 Not Limited 1 Yes 111 7
16 10 00010000 00 Bad 01 Low Limited 0 No 000 0
17 11 00010001 00 Bad 01 Low Limited 0 No 001 1
18 12 00010010 00 Bad 01 Low Limited 0 No 010 2
19 13 00010011 00 Bad 01 Low Limited 0 No 011 3
20 14 00010100 00 Bad 01 Low Limited 0 No 100 4
21 15 00010101 00 Bad 01 Low Limited 0 No 101 5
22 16 00010110 00 Bad 01 Low Limited 0 No 110 6