Vacon NX_ 0003 5, Руководство пользователя

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FAULT TRACING vacon • 113
9
Fault
code
Fault Possible cause Correcting measures
49 Division by zero
in application
Division by zero has occurred in
application program.
Contact your distributor if the fault re-
occurs while the converter is in run
state. If you are application programmer
check the application program.
50 Analogue input
I
in
< 4mA (sel.
signal range 4
to 20 mA)
Current at the analogue input is < 4mA.
control cable is broken or loose
signal source has failed
Check the current loop circuitry.
51 External fault Digital input fault. Remove fault situation on external
device.
52 Keypad
communication
fault
The connection between the control
keypad (or NCDrive) and the AC drive is
broken.
Check keypad connection and possible
keypad cable.
53 Fieldbus fault The data connection between the fieldbus
Master and the fieldbus board is broken
Check installation.
If installation is correct contact the
nearest Vacon distributor.
54 Slot fault Defective option board or slot Check board and slot.
Contact the nearest Vacon distributor.
56 PT100 board
temp. fault Temperature limit values set for the
PT100 board parameters have been
exceeded
Find the cause of temperature rise
57 Identification Identification run has failed. Run command was removed before
completion of identification run.
Motor is not connected to AC drive.
There is load on motor shaft.
58 Brake Actual status of the brake is different
from the control signal.
Check mechanical brake state and
connections.
59 Follower
communication
SystemBus or CAN communication is
broken between Master and Follower
Check option board parameters.
Check optical fibre cable or CAN cable.
60 Cooling Coolant circulation on liquid-cooled drive
has failed.
Check reason for the failure on external
system.
61 Speed error Motor speed is unequal to reference Check encoder connection.
PMS motor has exceeded the pull out
torque.
62 Run disable Run enable signal is low Check reason for Run enable signal.
63 Emergency
stop Command for emergency stop received
from digital input or fieldbus New run command is accepted after
reset.
64 Input switch
open Drive input switch is open Check the main power switch of the
drive.
Table 9-1. Fault codes
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