9 Application Examples
The examples in this section are intended as a quick
reference for common applications.
•
Parameters associated with the terminals and
their settings are shown next to the drawings.
•
Switch settings for analog terminals A53 or A54
are shown where required.
9.1 Programming a Closed-loop Drive
System
A closed-loop drive system usually consists of the
following:
•
Motor.
•
Drive.
•
Encoder as feedback system.
•
Transmission.
•
Gearbox.
•
Load.
e30bh107.10
Encoder
Motor
Gearbox
Load
Transmission
Illustration 9.1 Basic Set-up for Closed-loop Speed Control
9.2 Wiring for Open-loop Speed Control
Parameters
+10 V
A IN
A IN
COM
A OUT
COM
50
53
54
55
42
39
A53
U - I
0 – 10 V
+
-
e30bb926.11
FC
Function
Setting
Parameter 6-10 Termi
nal 53 Low Voltage
0.07 V*
Parameter 6-11 Termi
nal 53 High Voltage
10 V*
Parameter 6-14 Termi
nal 53 Low Ref./
Feedb. Value
0 Hz
Parameter 6-15 Termi
nal 53 High Ref./
Feedb. Value
50 Hz
* = Default value
Notes/comments:
Assumptions are 0 V DC input
= 0 Hz speed and 10 V DC
input = 50 Hz speed.
Table 9.1 Analog Speed Reference (Voltage)
Parameters
+10 V
A IN
A IN
COM
A OUT
COM
50
53
54
55
42
39
+
-
FC
e30bb927.11
A53
U - I
4 - 20mA
Function
Setting
Parameter 6-12 Terminal
53 Low Current
4 mA*
Parameter 6-13 Terminal
53 High Current
20 mA*
Parameter 6-14 Terminal
53 Low Ref./Feedb.
Value
0 Hz
Parameter 6-15 Terminal
53 High Ref./Feedb.
Value
50 Hz
* = Default value
Notes/comments:
Assumptions are 4 mA input =
0 Hz speed and 20 mA input =
50 Hz speed.
Table 9.2 Analog Speed Reference (Current)
Application Examples
VLT® AutomationDrive FC 361
68
Danfoss A/S © 03/2019 All rights reserved.
MG06K102
9
9
Содержание VLT AutomationDrive FC 361
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