No. Fault description Cause Remedy
19 Error 19 Memory issue Call Service; Provide the device
type, serial number and err
or
number.
20 Error 20 Memory issue Call Service; Provide the device
type, serial number and error
number.
21 Error 21 Memory issue Call Service; Provide the device
type, serial number and err
or
number.
22 Error 22 Controller: Run-time error
detected.
Call Service; Provide the device
type, serial number and err
or
number.
23 Error 23 Controller: Error executing a
function.
Call Service; Provide the device
type, serial number and error
number.
24 Error 24 Controller: The controller soft-
war
e has performed a reset.
Restart the system. Check whether
further operation is possible. Call
Service; Provide the device type,
serial number and error number.
25 Error 25 Controller: Internal data access
denied.
Call Service; Provide the device
type, serial number and err
or
number.
26 Error 26 Flash memory is used up. Restart the system. Check whether
further operation is possible.
If the error appears again: Call
Service; Provide the device type,
serial number and error number.
27 Error 27 The internal bus communication
RS485 is interrupted.
Restart the system. Check whether
further operation is possible.
If the err
or appears again: Call
Service; Provide the device type,
serial number and error number.
28 Error 28 The application has detected an
inter
nal error.
Restart the system. Check whether
further operation is possible.
If the error appears again: Call
Service; Provide the device type,
serial number and error number.
29 Error 29 This is not an error, but a
warning that the power failure
lasted longer than was set in
the user settings (Power failure/
Time). The program/manual
mode was interrupted.
Please acknowledge the message
with
[X]
; The customer decides
what to do next after checking the
samples.
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