Potentiometer Reference; Application Set-Up Examples - Danfoss VLT Refrigeration Drive FC 103 Design Manual

Application Examples

4.2.4 Potentiometer Reference

Voltage reference via a potentiometer.
Parameter 3-15 Reference 1 Source [1] = Analog
Input 53
Parameter 6-10 Terminal 53 Low Voltage = 0 V
Parameter 6-11 Terminal 53 High Voltage = 10 V
Parameter 6-14 Terminal 53 Low Ref./Feedb. Value =
0 RPM
Parameter 6-15 Terminal 53 High Ref./Feedb. Value
= 1.500 RPM
Switch S201 = OFF (U)

4.3 Application Set-up Examples

The examples in this section are intended as a quick reference for common applications.
•
Parameter settings are the regional default values unless otherwise indicated (selected in parameter 0-03 Regional
Settings).
•
Parameters associated with the terminals and their settings are shown next to the drawings.
•
Required switch settings for analog terminals A53 or A54 are also shown.
NOTICE
When using the optional STO feature, a jumper wire may be required between terminal 12 (or 13) and terminal 37 for
the frequency converter to operate with factory default programming values.
SLC application example
One sequence 1:
1. Start.
2. Ramp up.
3. Run at reference speed 2 s.
4. Ramp down.
5. Hold shaft until stop.
MG16G202
Design Guide
Illustration 4.3 Voltage Reference via a Potentiometer
Danfoss A/S © 08/2015 All rights reserved.
Speed RPM
39 42
P 6-15
Ref. voltage
P 6-11 10V
1 kW
50 53 54 55
4 4
93