78(80) Fault tracing vacon
Vacon Oyj Telephone: +358-201-2121 Fax: +358-201-212 205
24-hour support: +358-40-8371 150 Email: vacon@vacon.com
9
44
Device change Option board changed.
Different power rating of drive.
Reset
Note: No fault time data record!
Note: Application parameter values
restored to default.
45
Device added Option board added.
Drive of different power rating added.
Reset
Note: No fault time data record!
Note: Application parameter values
restored to default.
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.
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/wwcontacts.html
54
Slot fault Defective option board or slot Check board and slot.
Contact the nearest Vacon distributor.
Please visit:
http://www.vacon.com/wwcontacts.html
55
Actual value
supervision
Actual value has exceeded or fallen
below (depending on par. 2.7.22) the
actual value supervision limit (par.
2.7.23)
Table 9-1. Fault codes
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