6.7 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 unit 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 1 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 filter may start without warning. If the specified
number of automatic resets is reached within 10
minutes, the unit 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 0.
14-21 Automatic Restart Time
Range:
Function:
10 s
*
[0 - 600 s] Enter the time interval from trip to start of
the automatic reset function. This parameter
is active when
14-20 Reset Mode
is set to
[1] -
[13] Automatic reset
.
14-22 Operation Mode
Option:
Function:
[0]
*
Normal
operation
Use this parameter to specify normal operation;
to perform tests; or to initialise all parameters
except
parameter 15-03 Power Up's
,
parameter 15-04 Over Temp's
and
parameter 15-05 Over Volt's
. This function is
active only when the power is cycled to the
unit.
[1] Control
card test
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 indicator light in the display to
go out.
3.
Set switches S201 (A53) and S202
(A54)=ON/I.
4.
Insert the test plug (see
Illustration 6.8
).
5.
Connect to mains supply.
6.
Carry out various tests.
7.
The results are displayed on the LCP
and the unit moves into an infinite
loop.
8.
Parameter 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 readout: Control Card OK.
Disconnect the mains supply and remove the
test plug. The green indicator light on the
control card lights up.
If the test fails:
LCP readout: Control Card I/O failure.
Replace the unit 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
Applications and Basic Prog...
Operating Instructions
50
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MG90V302
6
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