Spirax Sarco SP7-20, Installation And Maintenance Instructions Manual, Page: 48 / 56

IM-P706-03 CTLS Issue 1
48
SP7-20 Smart Positioner
Error code Possible cause Impact Troubleshooting
ERROR 21 Error while processing the
measured values, pointing to an
error in the working data (RAM).
The actuator is moved to the
safe position. After approx.
5 seconds, the positioner is
automatically reset and the
RAM is reinitialized.
If the error persists even after
the positioner has been reset,
the device will need to be
returned to the manufacturer
for repair.
ERROR 22 E r r o r d u r i n g t h e t a b l e
processing, pointing to an
error in the working data (RAM).
The actuator is moved to the
safe position. After approx.
5 seconds, the positioner is
automatically reset and the
RAM is reinitialized.
If the error persists even after
the positioner has been reset,
the device will need to be
returned to the manufacturer
for repair.
ERROR 23 Error when verifying the
checksum of the configuration
data (RAM).
The actuator is moved to the
safe position. After approx.
5 seconds, the positioner is
automatically reset and the
RAM is reinitialized.
If the error persists even after
the positioner has been reset,
the device will need to be
returned to the manufacturer
for repair.
ERROR 24 Error in the processor function
registers (RAM).
The actuator is moved to the
safe position. After approx.
5 seconds, the positioner is
automatically reset and the
RAM is reinitialized.
If the error persists even after
the positioner has been reset,
the device will need to be
returned to the manufacturer
for repair.
ERROR 50 to 99 Internal error. The actuator is moved to the
safe position. After approx.
5 seconds, the positioner is
automatically reset.
If the error can be reproduced
and occurs in the same
position after resetting, the
device must be returned for
repair to the manufacturer.
6.1 SP7-20 Error codes
(continued)