VLT
®
4000 VT
Installation
The center part of the status line indicates the reference
element that is active. REMOTE means that the
reference from the control terminals is active, while
LOCAL indicates that the reference is determined
via the [+/-] keys on the control panel.
The last part of the status line indicates the current
status, for example "Running", "Stop" or "Alarm".
■
Display mode I:
VLT 4000 VT offers different display modes de-pending
on the mode selected for the VLT AFD. The figure
on the next page shows the way to navigate
between different display modes.
Below is a display mode, in which the VLT AFD
is in Auto mode with remote reference at an
output frequency of 40 Hz.
In this display mode, reference and control are
deter-mined via the control terminals.
The text in line 1 gives the operating variable
shown in line 2.
175ZA683.10
SETUP
1
FREQUENCY
40.0Hz
AUTO REMOTE RUNNING
Line 2 gives the current output frequency
and the active Setup.
Line 4 says that the VLT AFD is in Auto mode with
remote reference, and that the motor is running.
■
Display mode II:
This display mode makes it possible to have three
operating data values displayed at the same time
in line 1. The operating data values are determined
in parameters 007-010
Display readout
.
175ZA685.10
50.0Hz
SETUP
1
AUTO REMOTE RUNNING
100% 7.8A 5.9kW
■
Display mode III:
This display mode is active as long as the [DISPLAY
MODE] key is kept depressed. In the first line,
operating data names and units of operating data
are displayed. In the second line, operating data 2
remains unchanged. When the key is released, the
different operating data values are shown.
175ZA695.10
50.0Hz
SETUP
1
AUTO REMOTE RUNNING
REF% CURR.A.POW.,KW
■
Display mode IV:
This display mode is only active in connection with
local reference, see also
Reference handling
. In this
display mode, the reference is determined via the
[+/-] keys and control is carried out by means of the
keys underneath the indicator lamps. The first line
indicates the required reference. The third line gives
the relative value of the present output frequency at
any given time in relation to the maximum frequency.
The display is in the form of a bar graph.
MG.40.A7.22 - VLT is a registered Danfoss trademark
57