Troubleshooting
Instruction Manual AquaScat 2 P
11838E/2
59
9.3.3.
Prioritized error messages and their effect
PRIO (PRIORITIZED FAULT):
If a prioritized fault occurs during operation, it has
the following effects:
When there is a prioritized fault, the cause
of the malfunction is serious.
The measuring values go to 0.
The current output goes to the programmed
electrical current
If fault
.
The limits are deactivated.
If an output for prioritized faults is pro-
grammed, it is activated.
Prioritized faults can be cleared only by a
service engineer.
When the
Prio
message occurs,
the
color of the status display changes to
red
and the error text describes what
the prioritized fault is about.
(Example:
PRIO DEFAULT VALUES
)
The following faults and prio messages can be displayed:
PRIO MESSAGE
DESCRIPTION
POSSIBLE CAUSES
DEFAULT
VALUES
The default values were loa-
ded.
If no parameters were initialized
or if all parameters were lost, the
default values are loaded.
CRC EXPERTS
A fault was determined when
the expert data was checked.
Electromagnetic malfunctions.
Defect in the electronic system.
CRC USER
A fault was determined when
the user data was checked.
Electromagnetic malfunctions
Defect in the electronic system.
CRC DISPLAY
A fault was determined when
the display data was checked.
Electromagnetic malfunctions.
Defect in the electronic system.
EXT RAM
A fault was determined when
the RAM in the graphic con-
troller was checked.
Defect in the electronic system.
