Danfoss VLT AutomationDrive FC 301 Programming Manual page 137

Parameter Descriptions
3.15.4 14-2* Trip Reset
Parameters for configuring auto reset handling, special trip
handling and control card self test or initialisation.
14-20 Reset Mode
Option: Function:
Select the reset function after
tripping. Once reset, the frequency
converter can be restarted.
[0] Manual reset Select [0] Manual reset, to perform a
*
reset via [Reset] or via the digital
inputs.
[1] Automatic reset x 1 Select [1]-[12] Automatic reset x 1...
x20 to perform between one and 20
automatic resets after tripping.
[2] Automatic reset x 2
[3] Automatic reset x 3
[4] Automatic reset x 4
[5] Automatic reset x 5
[6] Automatic reset x 6
[7] Automatic reset x 7
[8] Automatic reset x 8
[9] Automatic reset x 9
[10] Automatic reset x 10
[11] Automatic reset x 15
[12] Automatic reset x 20
[13] Infinite auto reset Select [13] Infinite Automatic Reset for
continuous resetting after tripping.
[14] Reset at power-up
NOTICE
The motor may start without warning. If the specified
number of AUTOMATIC RESETs is reached within 10
minutes, the frequency converter enters [0] Manual reset
mode. After the Manual reset is performed, the setting
of 14-20 Reset Mode reverts to the original selection. If
the number of automatic resets is not reached within 10
minutes, or when a Manual reset is performed, the
internal AUTOMATIC RESET counter returns to zero.
NOTICE
Automatic reset is also active for resetting Safe
Torque Off function in firmware version < 4.3x.
14-21 Automatic Restart Time
Range: Function:
10 s [0 - 600 Enter the time interval from trip to start of the
*
s] automatic reset function. This parameter is
active when 14-20 Reset Mode is set to [1] - [13]
Automatic reset.
®
VLT AutomationDrive FC 301/302 Programming Guide
NOTICE
Remember to set switches S201 (A53) and S202 (A54) as
specified below when performing a control card test in
14-22 Operation Mode [1]. Otherwise, the test fails.
14-22 Operation Mode
Option:
MG33MH02 - Rev. 2013-09-30
Function:
Use this parameter to specify normal
operation; to perform tests; or to initialise all
parameters except 15-03 Power Up's,
15-04 Over Temp's and 15-05 Over Volt's. This
function is active only when the power is
cycled to the frequency converter.
Select [0] Normal operation for normal
operation of the frequency converter with the
motor in the selected application.
Select [1] Control card test 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:
1. Select [1] Control card test.
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
Illustration 3.58).
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.
8. 14-22 Operation Mode is automatically
set to Normal operation. Carry out a
power 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
lights 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. Test plugs (connect the following
terminals to each other): 18 - 27 - 32; 19 - 29 -
33; 42 - 53 - 54
3 3
135