Troubleshooting
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11.2 Warning / (prio) error messages
In the event of a malfunction, either the measuring value (1) or a corresponding status symbol (2) is displayed ac-
cording to the parameterization.
With a swipe movement, the detailed information appears.
Warning messages
l
System remains in operation.
l
Evaluate measurement results with caution.
l
The warning disappears after the cause has been
rectified.
u
Call up QR code (5).
u
Rectify cause promptly.
(1) Warning message with measured value display
(2) Warning status symbol
(3) Warning code
(4) Warning message
(5) QR code
(Prio) error messages
l
Measured values are set to 0.
l
Operation is impossible.
u
Call up QR code (5).
u
Rectify the cause immediately.
(1) Error message with measured value display
(2) Status symbol (prio) error
(3) Fault code
(4) Error message
(5) QR code
NOTICE!
Prioritised errors must be cleared by a service engi-
neer.
11.3 Warning messages
The following warning messages may be displayed during operation.
Code Message Description Possible causes
W9 SERIAL 2 Communication interruption be-
tween main controller and commu-
nication controller
l
Defective electronics
Contact service engineer
W10 SERIAL 3 Communication interruption be-
tween main controller and IO mod-
ule
l
Defective electronics
Contact service engineer
W25 U ON Input voltage is outside the permis-
sible range (24 VDC)
l
Operating voltage is faulty