Danfoss VLT AutomationDrive FC 300 Series Design Guide

FC 300 Design Guide
Introduction to FC 300
" Local (Hand on) and Remote (Auto on) Control
The adjustable frequency drive can be operated manually via the local control p anel (LCP)
or remotely via analog and digital inputs and seria l bus.
If allowed in p ar. 0-40, 0-4 1, 0-42, and 0-43, it is possible to start and stop the adjustable
frequency drive via the LCP using the [Off] and [Hand] keys. Alarms can be re set via the [RESET]
key. After pressing [Hand on] key, the adjustable frequency drive goes into Hand mode and
follows the Local reference that can be set using arrow key on the LCP.
After pressing the [Auto on] key, the adjustable
frequency drive goes into Auto mod e and follows
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 communication bus). See
more about s tarting, stopping, c hanging ramps and
parameter set-ups etc. in par. group 5-1* (digital
inputs) or p ar. g roup 8-5* (serial communication).
130BP046.10
In par. 3-13 Reference Site it is possible to
choose to always select either Local (Hand)
[2] or Remote (Auto) [1] reference regardless
of whether the adjustable frequency drive is
in Auto mode or in Hand mode.
(Hand on) and Remote (Auto on)
Control
Hand Off
Auto
LCP Keys
Reference Site
Par. 3-13
Active Reference
Hand Linked to Hand / Auto Local
Hand -> Off Linked to Hand / Auto Local
Auto Linked to Hand / Auto Remote
Auto -> Off Linked to Hand / Auto Remote
All keys Local Loc al
All keys Remote Remote
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 d ete rm ines what kind of app lication control principle (i.e. Speed, Torque or
Process Control) is used when the Remote referenceisactive(seetableabovefortheconditions).
Par. 1-05 Local Mode Configuration determines the kind of app lication control princip le that
is used when the Local reference is made activate.
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MG.33.B3.22 - VLT is a registered Danfoss trademark

Danfoss VLT AutomationDrive FC 300 Series Specifications

General

Brand	Danfoss
Model	VLT AutomationDrive FC 300 Series
Category	DC Drives
Language	English