76
… 10 Diagnosis / error messages
… Possible error messages
No.
Priority Fault message
Possible cause
Troubleshooting the Instrument
F
C
S
M
Group
23
59
Leakage in actuator
Leakage inside the actuator
Check the actuator diaphragms
X
Actuator
24
78
Pressure NV Data defect
Restart device
X
Electronics
25
83
Pressure NV chip defect
Replace pressure option
X
Electronics
26
73
Overpressure from supply Supply air pressure too high
Check supply air pressure
X
Special
Requirements
27
74
Overpressure from supply Supply air pressure is too low or
filter is clogged
Check supply air pressure or filter
X
Special
Requirements
28
75
Supply pressure limit high
exceeded
Supply air pressure too high
Check supply air pressure
X
Special
Requirements
29 76 Pressure
hammer
from
supply
Pressure shock in compressed air
supply Supply air pressure too
high
Check air supply
X
30
40
tv up exceeded
Excessive dynamic friction
Valve requires maintenance
X
Actuator
31
45
tv down exceeded
Excessive friction
Valve requires maintenance
X
Actuator
32
41
Y-Offset Up exceeded
Excessive dynamic friction
Valve requires maintenance
X
Actuator
33
42
Y-Offset Down exceeded
Excessive friction
Valve requires maintenance
X
Actuator
34
61
Friction limit exceeded
Excessive dynamic friction
Valve requires maintenance
X
Actuator
35
62
Stiction limit exceeded
Excessive friction
Valve requires maintenance
X
Actuator
36
77
Universal input out of range Input range area up-scaled
Check parameterization
X
37
63
Partial stroke failed
The partial stroke test has failed Check valve.
X
38
64
Option module defect
Defective option module
Replace option module
X
Electronics
39
65
Universal input limit
exceeded
Universal input limit value up-
scaled
Depends on application
X
Actuator
40
47
Analog output simulation
active
Analog feedback monitor
simulation active
Terminate simulation.
X
41
46
Binary output simulation
active
Alarm current binary output
simulation active
Terminate simulation.
X
42
97
Fail safe active - via device
error
Positioner in safety position due
to device failure
Check next error message,
determine and eliminate cause.
X
43
66
Fail safe active - via user
Positioner in safety position due
to user action
Switch off service mode
X
Special
Requirements
Summary of Contents for D500
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