Danfoss FC 300 Design Guide

FC 300 Design Guide
Application Examples
" Smart Logic Control Programming
A new useful feature in the FC 302 is the S
mart Logic Control (SLC).
InapplicationswhereaPLCgeneratesasimplesequence,theSLCmaytakeover
elementary tasks from the main control.
SLC is designed to act from event se nt to or generated in the FC 302. The adjustable
frequency drive will then perform the pre-programmed action.
" SLC Application Example
O
ne seq uence 1:
Start – ramp-up – run at reference speed 2 sec – ramp-down and hold shaft until stop.
Set the ramping times in par. 3-41 a
nd 3-42 to the desired times.
Set term 27 to No Operation (par. 5-12)
Set Preset reference 0 to first preset speed (p a r. 3-10 [0]) in percentag e of Max
Reference speed (p ar. 3-03). E
x.: 60%
Set preset reference 1 to second preset speed (par. 3-10 [1]) Ex.: 0% (zero).
Set the timer 0 for constant running speed in p ar. 13-20 [0]. Ex.: 2 sec.
Set Event 1 in par. 13-51 [1] to True [1]
SetEvent2inpar. 13-51[2]to
On Reference [4]
Set Event 3 in par. 13-51 [3] to Timeout 0 [30]
Set Event 4 in par. 13-51 [1] to False [0]
Set Action 1 in par. 13-52 [1] to Select pr eset 0 [10]
Set A ction 2 in par. 13-5 2 [2] to
Start Timer 0 [29]
Set Action 3 in par. 13-52 [3] to Select pr eset 1 [11]
Set Action 4 in par. 13-52 [4] to No Action [1]
133
MG.33.B6.22 - VLT is a registered Danfoss trademark

Danfoss FC 300 Specifications

General

Brand	Danfoss
Model	FC 300
Category	DC Drives
Language	English