Rockwell Automation 1756-OF8H ControlLogix HART Analog I/O Modules User Manual
Page 203
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