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VLT Automation VT Drive FC322
Programming Guide
14-22 Operation Mode
Option:
[0] *
Normal operation
[1]
Control card test
[2]
Initialisation
[3]
Boot mode
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Function:
Use this parameter to specify normal operation, to perform tests or to initialise all parameters except
Power Up's
Over Temp's
par. 15-03
, par. 15-04
only when the power is cycled (power off-power on) to the frequency converter.
Normal operation
Select
[0] for normal operation of the frequency converter with the motor in the
selected application.
Select
Control card test
[1] to test the analog and digital inputs and outputs and the +10 V control
voltage. The test requires a test connector with internal connections.
Use the following procedure for the control card test:
Control card test
1.
Select
[1].
2.
Disconnect the mains supply and wait for the light in the display to go out.
3.
Set switches S201 (A53) and S202 (A54) = 'ON' / I.
4.
Insert the test plug (see below).
5.
Connect to mains supply.
6.
Carry out various tests.
7.
The results are displayed on the LCP and the frequency converter moves into an infinite
loop.
Operation Mode
8.
par. 14-22
cycle to start up in Normal operation after a control card test.
If the test is OK:
LCP read-out: Control Card OK.
Disconnect the mains supply and remove the test plug. The green LED on the control card will light
up.
If the test fails:
LCP read-out: Control Card I/O failure.
Replace the frequency converter or control card. The red LED on the control card is turned on. To
test the plugs, connect/group the following terminals as shown below: (18 - 27 - 32), (19 - 29 - 33)
and (42 - 53 - 54).
12
13
39 42
Initialization
Select
[2] to reset all parameter values to default settings, except for par. 15-03
Up's
, par. 15-04
Over Temp's
and par. 15-05
the next power-up.
par. 14-22
Operation Mode
will also revert to the default setting
MG.20.W1.22 - VLT is a registered Danfoss trademark
2 Parameter Description
Over Volt's
and par. 15-05
. This function is active
is automatically set to Normal operation. Carry out a power
18
19
27
29
32
33 20
37
50
53
54
55
Over Volt's
. The frequency converter will reset during
Normal operation
2
Power
[0].
161
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