Display readout states
Display mode
In normal operation, one item of operating data can
be displayed continuously at the operator's own
choice. By means of the [+/-] keys the following op-
tions can be selected in Display mode:
- Output frequency [Hz]
- Output current [A]
- Output voltage [V]
- Intermediate circuit voltage [V]
- Output power [kW]
Menu mode
In order to enter the Menu mode [QUICK MENU] +
[+] must be activated at the same time.
In Menu mode, most of the frequency converter
parameters can be changed. Scroll through the pa-
rameters using the [+/-] keys. While scrolling in the
Menu mode proceeds, the parameter number will
flash.
The display shows that the setting in parameter 102
Motor power P
is 0.75. In order to change the
M,N
value of 0.75, [CHANGE DATA] must first be acti-
vated; the parameter value can then be changed
using the [+/-] keys.
If for a given parameter the display shows three dots
at the right, it means that the parameter value has
6
®
VLT
2800 Series
more than three digits. In order to see the value, ac-
tivate [CHANGE DATA].
The display shows that in parameter 128 Motor ther-
mal protection the selection made is Thermistor trip
[2].
Quick menu
Using the [QUICK MENU] key, it is possible to
access the 12 most important parameters of the fre-
quency converter. After programming, the frequency
converter is in most cases ready for operation.
When the [QUICK MENU] key is activated in Display
mode, the Quick menu starts. Scroll through the
quick menu using the [+/-] keys and change the data
values by first pressing [CHANGE DATA] and then
changing the parameter value with the [+/-] keys.
TheQuick menu parameters are:
• Par. 102 Motor power P
• Par. 103 Motor voltage U
• Par. 104 Motor frequency f
• Par. 105 Motor current I
• Par. 106 Rated motor speed n
• Par. 107 Automatic motor adaption.
• Par. 204 Minimum reference Ref
• Par. 205 Maximum reference Ref
• Par. 207 Ramp-up time
• Par. 208 Ramp-down time
• Par. 002 Local/remote operation
• Par. 003 Local reference
Parameter 102 - 106 can be read out from the mo-
tor's nameplate.
Hand Auto
During normal operation the frequency converter is
in Auto mode, where the reference signal is given
externally , analog or digital via the control terminals.
However, in Hand mode, it is possible to give the ref-
erence signal locally via the control panel.
MG.28.A5.02 - VLT is a registered Danfoss trade mark
M,N
M,N
M,N
M,N
M,N
MIN
MAX
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