Danfoss VLT AQUA Drive Operating Instructions Manual page 58

7. How to operate the frequency converter
7.1.11. Initialisation to Default Settings
There are two ways to initialise the frequency converter to default: Recommended initialisation and manual initialisation.
Please be aware that they have different impact according to the below description.
Recommended initialisation (via par. 14-22)
1. Select par. 14-22
2. Press [OK]
3. Select "Initialisation" ( for NLCP select "2" )
4. Press [OK]
5. Remove power to unit and wait for display to turn off.
6. Reconnect power and the frequency converter is reset. Note
that first start-up takes a few more seconds.
7. Press [Reset]
NB!
7
Parameters selected in
Manual initialisation
NB!
When carrying out manual initialisation, serial communication, RFI filter settings (par. 14-50) and fault log settings are reset.
Removes parameters selected in
1. Disconnect from mains and wait until the display turns off.
2a. Press [Status] - [Main Menu] - [OK] at the same time while
power up for Graphical LCP (GLCP).
2b. Press [Menu] while power up for LCP 101, Numerical Display
3. Release the keys after 5 s.
4. The frequency converter is now programmed according to
default settings.
7.1.12. RS-485 Bus Connection
One or more frequency converters can be connected to a controller (or
master) using the RS-485 standard interface. Terminal 68 is connected
to the P signal (TX+, RX+), while terminal 69 is connected to the N signal
(TX-,RX-).
If more than one frequency converter is connected to a master, use par-
allel connections.
58
Personal Menu
, will stay present, with default factory setting.
Personal Menu
.
®
MG.20.M4.02 - VLT is a registered Danfoss trademark
Par. 14-22 initialises all except:
RFI 1
Par. 14-50
Par. 8-30 Protocol
Address
Par. 8-31
Par. 8-32 Baud Rate
Minimum Response Delay
Par. 8-35
Max Response Delay
Par. 8-36
Par. 8-37 Max Inter-char Delay
Par. 15-00 to par.
Operating data
15-05
Par. 15-20 to par.
Historic log
15-22
Par. 15-30 to par.
Fault log
15-32
This parameter initialises all except:
15-00 Operating Hours
Power-up's
15-03
Over temp's
15-04
15-05 Over volt's
Illustration 7.9: Connection example.
®
VLT AQUA Drive
Operating Instructions