Vega VEGABAR 53 Operating Instructions Manual page 52

Supplement
Coding of the status byte associated with the PA output value
Status Description acc. to Profibus
code standard
0x00 bad - non-specific
0x04 bad - configuration error
0x0C bad - sensor failure
0x10 bad - sensor failure
0x1f bad - out of service constant
0x44 uncertain - last unstable value
0x48 uncertain substitute set
0x4c uncertain - initial value
0x51 uncertain - sensor; conversion not
accurate - low limited
0x52 uncertain - sensor; conversion not
accurate - high limited
0x80 good (non-cascade) - OK
0x84 good (non-cascade) – active block
alarm
0x89 good (non-cascade) – active ad-
visory alarm – low limited
0x8a good (non-cascade) – active ad-
visory alarm – high limited
0x8d good (non-cascade) – active crit-
ical alarm – low limited
0x8e good (non-cascade) – active crit-
ical alarm – high limited
52
possible cause
Flash-Update active
Adjustment error
l
Configuration error with PV-Scale (PV-Span too small)
l
Unit irregularity
l
Error in the linearization table
l
Hardware error
l
Converter error
l
Leakage pulse error
l
Trigger error
l
Measured value generation error
l
Temperature measurement error
l
"Out of Service" mode switched on
Failsafe replacement value (Failsafe-Mode = "Last value" and already
valid measured value since switching on)
Switch on simulation
l
Failsafe replacement value (Failsafe-Mode = "Fsafe value")
l
Failsafe replacement value (Failsafe-Mode = "Last valid value" and no
valid measured value since switching on)
Sensor value < lower limit
Sensor value > upper limit
OK
Static revision (FB, TB) changed (10sec long active after the parameter
of the static category was written)
Lo-Alarm
Hi-Alarm
Lo-Lo-Alarm
Hi-Hi-Alarm
VEGABAR 53 - Profibus PA