Danfoss VLT FC 102 N250 User Manual

•
•
•
•
•
•
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.

Example
Description
Parameter 0-03 Regional Settings
Parameter
7.2.2 Parameter Navigation
Use the following LCP keys to navigate through the parameters.
Press [▲] [▼] to scroll up or down.
Press [◄] [►] to shift a space to the left or right of a decimal point while editing a decimal parameter value.
Press [OK] to accept the change.
Press [Cancel] to disregard the change and exit edit mode.
Press [Back] twice to show the status view.
Press [Main Menu] once to go back to the main menu.
7.2.3 Programming Example for an Open-loop Application
This procedure, which is used to congure a typical open-loop application, programs the drive to receive a 0–10 V DC analog control
signal on input terminal 53. The drive responds by providing 20–50 Hz output to the motor proportional to the input signal (0–10 V
DC=20–50 Hz). The wiring connections used to enable the external device set-up are shown in Illustration 57.
Procedure
Press [Quick Menu].
Select Q3 Function Setups and press [OK].
Select Parameter Data Set and press [OK].
Select Q3-2 Open Loop Settings and press [OK].
Select Q3-21 Analog Reference and press [OK].
Select parameter 3-02 Minimum Reference. Set the minimum internal drive reference to 0 Hz and press [OK].
Select parameter 3-03 Maximum Reference. Set the maximum internal drive reference to 60 Hz and press [OK].
Select parameter 6-10 Terminal 53 Low Voltage. Set the minimum external voltage reference on terminal 53 at 0 V and press
[OK].
Select parameter 6-11 Terminal 53 High Voltage. Set maximum external voltage reference on terminal 53 at 10 V and press
[OK].
Select parameter 6-14 Terminal 53 Low Ref./Feedb. Value. Set minimum speed reference on terminal 53 at 20 Hz and press
[OK].
Select parameter 6-15 Terminal 53 High Ref./Feedb. Value. Set maximum speed reference on terminal 53 at 50 Hz and press
[OK].
With an external device providing a 0–10 V control signal connected to drive terminal 53, the system is now ready
for operation.
N O T I C E
SET-UP STATUS
When the scroll bar on the right of the display is at the bottom, the procedure is complete.
AQ357954340588en-000201 / 130R0881 | 99Danfoss A/S © 2020.09
Commissioning
VLT® Refrigeration Drive FC 103
Operating Guide

Danfoss VLT FC 102 N250 Specifications

General

Brand	Danfoss
Model	VLT FC 102 N250
Category	DC Drives
Language	English