Danfoss FC 300 Design Manual page 25

FC 300 Design Guide
After pressing the [Auto On] key, the adjustable frequency drive goes into
auto mode and follows (as default) the remote reference. In this mode,
it is possible to control the adjustable frequency drive via the digital inputs
and various serial interfaces (RS-485, USB, or an optional serial commu-
nication bus). See more about starting, stopping, changing ramps and
parameter set-ups, etc., in par. group 5-1* (digital inputs) or par. group
8-5* (serial communication).
Active Reference and Configuration Mode
The active reference can be either the local reference or the remote reference.
Reference Site
In par. 3-13 the local reference can be permanently selected by selecting
To permanently select the remote reference select
mode is active. (Hand Mode or Auto Mode).
Hand On
Auto
LCP Keys
Hand
Hand -> Off
Auto
Auto -> Off
All keys
All keys
The table shows under which conditions either the local reference or the remote reference is active. One of them is always active, but both can not be
active at the same time.
Par. 1-00 Configuration Mode determines what kind of application control principle (e.g., Speed, Torque or Process Control) is used when the remote
reference is active (see table above for the conditions).
Local Mode Configuration
Par. 1-05
Remote
[1]. By selecting
Reference Site
par. 3-13
Linked to Hand / Auto
Linked to Hand / Auto
Linked to Hand / Auto
Linked to Hand / Auto
Local
Remote
determines the kind of application control principle that is used when the local reference is made active.
MG.33.BC.22 - VLT ® is a registered Danfoss trademark
3 Introduction to AutomationDrive FC 300
Local
[2].
Linked to Hand/Auto
[0] (default) the reference site will depend on which
Active Reference
Local
Local
Remote
Remote
Local
Remote
130BP046.10
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3-9