Other Fault Conditions - Vacon optea Installation Manual

Fault tracing
10.2

Other fault conditions

The following fault tracing diagram will help you to locate and fix some of the most usual problems.
If the problem persists, contact your local distributor.
Drive does not
start from the
bus
No
communication
Poor
communication
Local contacts: https://www.danfoss.com/en/contact-us/contacts-list/
Check
Is device in
communication
READY state?
status
Counter does Check the
not run option board
Counter for bad Check drives
frames increas- external
es interlockings
Counter OK
Check
Check fieldbus
Master's
parameters
parameters
Check selected Check
protocol communica-
tion settings
Check other
fieldbus
parameters
in menu
Check
Check cabling
connections
Check
Check distance
stripping of
between cables
cables and
conductors
Check cable
types and
Check
lengths
routers or
other com-
munication
modules if
applicable
Figure 54. Fault tracing diagram
Is fieldbus
selected as
control place in
drive?
Check
parameter
LEDs (M1, 15 or
P3.2.1)
(I/O)
Check cabling
Check cable
for outs
Check correct
placement of
conductors
inteminals
vacon • 203
Does Master
give RUN
command?
Use
datalogger or
keypad to
monitor
variable
Other bus
devices
Other bus
devices
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