Danfoss VLT AHF 005 Design Guide

Preset relative ref.
Preset ref.Ref. 1 source
Ext. closed loop outputs
No function
Analog inputs
Frequency inputs
No function
No function
Freeze ref.
Speed up/ speed down
ref.
Remote
Ref. in %
[1]
[2]
[3]
[4]
[5]
[6]
[7]
Open loop
Freeze ref.
&
increase/
decrease
ref.
Scale to
RPM,Hz
or %
Scale to
Closed
loop
unit
Relative
X+X*Y
/100
DigiPot
DigiPot
DigiPot
max ref.
min ref.
[0]
on
o
Conguration mode
Closed loop
Input command:
Ref. function
Ref. Preset
Input command:
Preset ref. bit0, bit1, bit2
External
reference
in %
Bus
reference
Open loop
From Feedback Handling
Setpoint
Conguration mode
Input command:
Input command:
Digipot ref.
Increase
Decrease
Clear
DigiPot
Closed loop
Ref. 2 sourceRef. 3 source
Analog inputs
Frequency inputs
Analog inputs
Frequency inputs
Ext. closed loop outputs
Ext. closed loop outputs
P 3-10P 3-15P 3-16P 3-17
Y
X
%
%
P 1-00
P 3-14
±100%
130BA357.12
P 3-04
±200%
±200%
±200%
0%
±200%
P 1-00
±200%
0/1
0/1
0/1



Illustration 11.3 Remote Handling of Reference
Basic Operating Principles ...
VLT
®
HVAC Drive FC 102
202 Danfoss A/S © 11/2017 All rights reserved. MG16C302
1111

Danfoss VLT AHF 005 Specifications

General

Brand	Danfoss
Model	VLT AHF 005
Category	DC Drives
Language	English