Reference Handling - Danfoss VLT AutomationDrive FC 360 Design Manual

Product Overview

2.4 Reference Handling

Local reference
2 2
The local reference is active when the frequency converter is operated with [Hand On] active. Adjust the reference by
▲ ▼
[ ]/[ ] and [◄/[►].
Remote reference
The reference handling system for calculating the remote reference is shown in Illustration 2.16.
No function
Analog ref.
Pulse ref.
Local bus ref.
DigiPot
Preset relative ref.
No function
Analog ref.
Pulse ref.
Local bus ref.
DigiPot
No function
Analog ref.
Pulse ref.
Local bus ref.
DigiPot
No function
Analog ref.
Pulse ref.
Local bus ref.
DigiPot
Illustration 2.16 Remote Reference
22
Design Guide
P 3-14
(0)
(1)
(2)
(3)
(4)
(5)
(6)
(7)
D1
P 5-1x(15)
Preset '1'
External '0'
200%
-200%
Danfoss A/S © 09/2014 All rights reserved.
P 5-1x(19)/P 5-1x(20)
Freeze ref./Freeze output
P 5-1x(28)/P 5-1x(29)
Input command:
Catch up/ slow down
Y
Catch up/
Relative
P 3-04
slow
X+X*Y
(0) X
down
/100
P 3-12
(1)
Catchup Slowdown
value
±100%
Freeze ref.
&
increase/
decrease
ref.
P 5-1x(21)/P 5-1x(22)
Speed up/ speed down
P 3-00 P 1-00
Ref./feedback range Con guration mode
Speed
open/closed loop
Scale to
-max ref./ Hz
+max ref.
100%
-100%
Torque
Scale to
Nm
max ref.
%
Process
%
Scale to
min ref.
process
unit
P 16-02
Ref. in %
P 16-01
Remote
ref.
MG06B402