64 • vacon Control keypad
Telephone: +358-201-2121 • Fax: +358-201-212 205
7
22
EEPROM
checksum fault
Parameter save fault
− faulty operation
− component failure
Contact the distributor near to you
24 Counter fault Values displayed on counters are
incorrect
25 Microprocessor
watchdog fault
− faulty operation
− component failure
Reset the fault and restart.
Should the fault re-occur, contact the
distributor near to you.
Please visit:
http://www.vacon.com
29 Thermistor fault The thermistor input of option board has
detected increase of the motor
temperature
Check motor cooling and loading
Check thermistor connection
(If thermistor input of the option board is
not in use it has to be short circuited)
34 Internal bus
communication
Ambient interference or defective
hardware
Reset the fault and restart
Should the fault re-occur, contact the
distributor near to you.
Please visit:
http://www.vacon.com
35 Application fault Selected application does not function. Contact the distributor near to you.
Please visit:
http://www.vacon.com
39 Device removed Option board removed.
Drive removed.
Reset
40 Device unknown Unknown option board or drive. Contact the distributor near to you.
Please visit:
http://www.vacon.com
41 IGBT temperature IGBT Inverter Bridge overtemperature
protection has detected too high a motor
current.
Check loading.
Check motor size.
44 Device change Option board changed.
Option board has default settings.
Reset
45 Device added Option board added. Reset
50 Analogue input
I
in
<4mA
(selected 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. Digital input has been
programmed as external fault input and
this input is active.
Check the programming and the device
indicated by the external fault
information. Check also the cabling of
this device.
52 Keypad
communication
fault
The connection between the control
keypad and the frequency converter 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
Please visit:
http://www.vacon.com
54 Slot fault Defective option board or slot Check board and slot.
Contact the nearest Vacon distributor
Please visit:
http://www.vacon.com
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