Samson TROVIS 3730-3, Operating Instructions Manual

Page: 122 / 132

122 EB 8389 EN
Appendix
Message Possible reasons Recommended action
Status
classifica -
tion Single reset
x signal (Code 62)
−
Actuator's measured value
recording failed.
− Conductive plastic element
defective.
Return positioner to
SAMSON for repair. •
[ ]
–
i/p converter (Code 64) Current circuit of i/p converter
interrupted. Return positioner to
SAMSON for repair. – –
Hardware (Code 65) − Hardware error
The valve is moved to fail-safe
position.
Confirm error and select
'Automatic' operating mode.
If not successful, reset
initialization and re-initialize
the positioner.
•
[ ]
•
Data memory (Code 66) − No more data can be writ-
ten to the data memory.
The valve is moved to fail-safe
position.
Confirm error and select
'Automatic' operating mode.
If not successful, reset
initialization and re-initialize
the positioner.
– –
Control calculation
(Code 67)
Hardware error has occurred. Confirm error. If this is not
possible, return positioner to
SAMSON for repair.
•
[ ]
•
Program load error
(Code 77)
− A program has been
loaded that does match the
positioner.
The valve is moved to fail-safe
position.
Interrupt current signal and
restart the positioner. If this is
not possible, return positioner
to SAMSON for repair. – –
x > range (Code 50) − Pin not mounted properly.
− NAMUR attachment:
bracket slipped or follower
pin not properly seated on
the follower plate's slot.
− Follower plate not mounted
properly.
− Check attachment and
pin position.
−
Re-initialize positioner.
•
[ ]
•
Delta x < range (Code 51) − Pin not mounted properly.
−
Wrong lever mounted.
− Pressure limit set too low.
− Check attachment and
pressure limit.
− Re-initialize positioner.
•
[ ]
•
Attachment (Code 52)
−
Wrong lever mounted.
− Supply pressure too low;
valve cannot be moved to
desired position.
− Nominal range could not
be reached during nominal
range initialization
(NOM).
−
Check attachment and
supply pressure.
− Re-initialize positioner.
•
[ ]
•