FI002K0018v1100UK – THS/21 Instruction manual for installation, use and maintenance
5
MAINTENANCE
ORIGINAL INSTRUCTIONS 155
Fault Message Probable cause Action Type
ENCOD.FRQ.TOO LOW
Speed measured by Encoder is
below BL (Control Power Box) or
lower than 0.7 BL (Conveyor Control
System) for 10 seconds
Check that the conveyor belt is moving correctly.
Check that the Encoder parameters are correct,
measuring the speed and verifying in I/O Status
menu that the read speed is correct.
Check the electrical connections of the Encoder
and its mechanical installation.
If the problem persists, contact Assistance
Service.
ENCD.FRQ.TOO HIGH
Speed measured by Encoder is
above BM (Control Power Box) or
higher than 1.3 BM (Conveyor
Control System) for 10 seconds
TEST TIME OUT
Time-out for pre-programmed test
After the Reset, perform the test.
If FT=OFF, the message is shown without Fault
activation.
TEST FAILED
The test has failed
After the reset, check for the causes in section 4.8
and repeat the test. With FF=OFF
LOGIN RESTRICTED
Three consecutive wrong attempts to
access programming (locally or
remotely)
The system administrator must enter programming
and the fault is automatically reset; otherwise
contact CEIA to follow the password recovery
procedure.
-
EVENT BUFFER FULL
Event memory buffer is full.
Contact the Programming and Data management
supervisor to save or print the events.
ALR RATE TOO HIGH
Number of alarms too high (see
ART, ARP and EMEX parameters)
Depending on the programming parameters, reset
the Alarm counter or simply reset the fault.
INVERTER NOT RESP
Communication between Inverter
and ALM card is not working
Check all the inverter connections to/from the ALM
card. If the problem persists, contact Assistance
Service.
SELF-BALANCING
The Metal Detector is in Automatic
Balancing Status.
Wait until the end of the procedure.
WAIT
UPDATING CONFIG
The Metal Detector configuration
update is in progress (at start-up,
changing transmission channel)
Wait until the end of the procedure.
continue >>
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