Danfoss VLT HVAC Operating Instructions Manual page 46

5. How to operate the frequency converter
Navigation Keys
The four navigation arrows are used to navi-
gate between the different choices available
in [Quick
[Alarm
sor.
[OK]
marked by the cursor and for enabling the
change of a parameter.
Operation Keys
at the bottom of the control panel.
5
[Hand On]
enables control of the frequency converter via the GLCP. [Hand on] also starts the motor, and it
is now possible to enter the motor speed data by means of the arrow keys. The key can be selected
Enable
as
The following control signals will still be active when [Hand on] is activated:
•
•
•
•
•
•
•
•
[Off]
stops the connected motor. The key can be selected as Enable [1] or Disable [0] via par.
[Off] key on LCP.
can only be stopped by disconnecting the mains supply.
[Auto On]
enables the frequency converter to be controlled via the control terminals and/or serial commu-
nication. When a start signal is applied on the control terminals and/or the bus, the frequency
converter will start. The key can be selected as Enable [1] or Disable [0] via par.
key on LCP.
46
Menu], [Main Menu]
Log]. Use the keys to move the cur-
is used for choosing a parameter
for local control are found
Disable
[1] or [0] via par.
[Hand on] - [Off] - [Auto on]
Reset
Coasting stop inverse
Reversing
Set-up select lsb - Set-up select msb
Stop command from serial communication
Quick stop
DC brake
NB!
External stop signals activated by means of control signals or a serial bus will over-
ride a "start" command via the LCP.
If no external stop function is selected and the [Off] key is inactive the motor
MG.11.A4.02 - 09.10.06. VLT
VLT
and
0-40 [Hand on] key on LCP.
® is a registered Danfoss trademark
®
HVAC Drive Operating Instructions
130BP046.10
0-41
0-42 [Auto on]