12. Appendix C
12.1. Fieldbus Status Display Indications
500 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 (Non-
Cascade)
Unacknow-
ledged
Advisory Alarm
High Limit A Alm-U-Advs,H
GOOD (Non-
Cascade)
Unacknow-
ledged
Advisory Alarm
Constant A Alm-U-Advs,C
GOOD (Non-
Cascade)
Unacknow-
ledged Critical
Alarm
No Limits A Alm-U-Crit
GOOD (Non-
Cascade)
Unacknow-
ledged Critical
Alarm
Low Limit A Alm-U-Crit,L
GOOD (Non-
Cascade)
Unacknow-
ledged Critical
Alarm
High Limit A Alm-U-Crit,H
GOOD (Non-
Cascade)
Unacknow-
ledged Critical
Alarm
Constant A Alm-U-Crit,C
GOOD
(Cascade)
Non-Specific No Limits <blank> <blank>
GOOD
(Cascade)
Non-Specific Low Limit L Low Limit
GOOD
(Cascade)
Non-Specific High Limit H High Limit
GOOD
(Cascade)
Non-Specific Constant C Constant
GOOD
(Cascade)
Acknowledge
Initialization
(IA)
No Limit InitAck
GOOD
(Cascade)
Acknowledge
Initialization
(IA)
Low Limit InitAck,L