User's Manual

Appendix C: Communications via PROFIBUS
C.9 Condensed status
SITRANS LR250 (PROFIBUS PA)
Operating Instructions, 01/2014, A5E32221386-AB
235
C.9
Condensed status
These codes are available when Condensed Status is enabled. See
Condensed Status (3.4.)
for
more details.
Condensed Status (GOOD)
Hex value
Status - GOOD
Description
0x80
GOOD – ok
No error or special condition is associated with this value.
0x84 GOOD – update event Set if the value is good and the block has an active Update
event. (This status remains active for 20 seconds.)
0x86 GOOD – active
advisory alarm
Set if the value is good and the block has an active Alarm.
0x80
...0x8E
GOOD – limit check/
update event
See Status Codes for Good Quality (Page 234).
0xA0
...0xA3
GOOD – initiate fail
safe
This fault is not generated by the product, but can be
simulated.
0xA4
...0xA7
GOOD – maintenance
required
Value is valid. Maintenance is recommended within a
medium-term period.
0xA8
...0xAB
GOOD – maintenance
demanded
Value is valid. Maintenance is demanded within a short- term
period.
0xBC
...0xBF
GOOD – function
check
Device performs internal function check without influencing
the process. Value is valid.
Condensed Status (UNCERTAIN)
Hex value
Status - UNCERTAIN
Description
0x45 UNCERTAIN –
substitute set
Output of Failsafe logic only.
0x4F UNCERTAIN – initial
value
Default value as long as no measured value is available or
until a diagnosis is made that a
ffects the value and the status
accorded to it.
0x68
...0x6B
UNCERTAIN –
maintenance
demanded
Usability of the process value depends on the application.
Value is potentially invalid. Cause can be determined by
reading the extended diagnostics
a)
. Maintenance is
demanded within a short-term period.