12. Appendix C 
12.2. Substatus Definitions for Quality Status 
502  Experion PKS Series A Fieldbus Interface Module User's Guide   R400 
 Honeywell July 2010 
Fieldbus Status Byte 
1-Char 
Suffix 
12-Char Independent 
Status Field 
Quality Substatus Limits   
GOOD 
(Cascade) 
Not Selected 
(NS) 
Constant N  NotSelectd,C 
GOOD 
(Cascade) 
Local Override 
(LO) 
No Limits  O  OverrideLocl 
GOOD 
(Cascade) 
Local Override 
(LO) 
Low Limit  O  OverrideLc,L 
GOOD 
(Cascade) 
Local Override 
(LO) 
High Limit  O  OverrideLc,H 
GOOD 
(Cascade) 
Local Override 
(LO) 
Constant O  OverrideLc,C 
GOOD 
(Cascade) 
Fault-State 
Active (FSA) 
No Limits  F  FaultState 
GOOD 
(Cascade) 
Fault-State 
Active (FSA) 
Low Limit  F  FaultState,L 
GOOD 
(Cascade) 
Fault-State 
Active (FSA) 
High Limit  F  FaultState,H 
GOOD 
(Cascade) 
Fault-State 
Active (FSA) 
Constant F  FaultState,C 
GOOD 
(Cascade) 
Initiate Fault-
State (IFS) 
No Limits  <blank>   InitFaultSt 
GOOD 
(Cascade) 
Initiate Fault-
State (IFS) 
Low Limit  L  LoLim,InitFS 
GOOD 
(Cascade) 
Initiate Fault-
State (IFS) 
High Limit  H  HiLim,InitFS 
GOOD 
(Cascade) 
Initiate Fault-
State (IFS) 
Constant C  Const,InitFS 
 
12.2  Substatus Definitions for Quality Status 
 
Quality Substatus  Description