Illustration 1.25 Control Keys for Parameter Set-up
1.13.3 Indicator Lights
At the bottom of the control panel are a red alarm light, a
yellow warning light and a green voltage indicator light.
If certain threshold values are exceeded, the alarm and/or
warning lights are on, while a status or alarm text is shown
in the display.
Illustration 1.26 Indicator Lights
NOTICE
The voltage indicator light is on when voltage is
connected to the frequency converter.
1.13.4 Local Control
[Stop/Reset]
Press [Stop/Reset] to stop the motor connected or to reset
the frequency converter after a drop-out (trip). It can be
set to active or inactive via
parameter 014 Local stop
. If
stop is activated, display line 2 flashes.
CAUTION
Avoid setting the [Stop/Reset] key to inactive if an
external stop function is not selected. If the key is
inactive and no external stop function is selected, the
motor can only be stopped by disconnecting the voltage
to the motor or the frequency converter. Failure to stop
a motor in time can lead to equipment damage and
personal injury.
[Jog]
[Jog] changes the output frequency to a preset frequency
while the key is preseed. Use
parameter 015 Local jog
to
set it to active or inactive.
[Fwd/Rev]
Press [Fwd/Rev] to change the direction of motor rotation,
which is indicated with the arrow in the display. It can be
set to active or inactive via
parameter 016 Local reversing
.
The [Fwd/Rev] key is only active when
parameter 002 Local/
Remote Operation
is set to
[1] Local operation (LOCAL)
.
[Start]
Press [Start] to start the frequency converter. Is always
active, but cannot override a stop command.
Illustration 1.27 Local Control Keys
If the local control keys are set to inactive, they become
active when the frequency converter is set to
Local
operation (LOCAL)
or
Remote operation (REMOTE)
via
parameter 002 Local/Remote Operation
, with the exception
of [Fwd/Rev], which is only active in local control.
Introduction to VLT 2800
Design Guide
MG27E402
Danfoss A/S © Rev. May/2014 All rights reserved.
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