Danfoss VLT 3042 User Manual

116 MG.30.A7.02 - VLT
®
is a registered Danfoss trademark
Parameter description
Value:
Digital (digital) [0]
Bus (bus) [1]
Logic and (and) [2]
✭ Logic or (or) [3]
503
Coasting
(Coast)
504
Q-stop
(Q-stop)
Value:
Digital (digital) [0]
Bus (bus) [1]
Logic and (and) [2]
✭ Logic or (or) [3]
505
DC-brake
(DC brake)
Value:
Digital (digital) [0]
Bus (bus) [1]
Logic and (and) [2]
✭ Logic or (or) [3]
506
Start
(Start)
Value:
Digital (digital) [0]
Bus (bus) [1]
Logic and (and) [2]
✭ Logic or (or) [3]
507
Direction
(Direction)
Value:
Digital (digital) [0]
Bus (bus) [1]
Logic and (and) [2]
✭ Logic or (or) [3]
508
Reset
(Reset)
Value:
Digital (digital) [0]
Bus (bus) [1]
Logic and (and) [2]
✭ Logic or (or) [3]
509
Setup select
(Setup select)
Value:
Digital (digital) [0]
Bus (bus) [1]
Logic and (and) [2]
✭ Logic or (or) [3]
510
Digital speed select
(speed select)
Value:
Digital (digital) [0]
Bus (bus) [1]
Logic and (and) [2]
✭ Logic or (or) [3]
5..Serial communication
Function:
The parameters are used to determine
priority of control commands from serial
bus communication (control word p. 75) in
relation to the same control commands to
the digital inputs.
Description of choices:
Digital is selected if the control command is
only to be activated via a digital input.
Bus is selected if the control command is
only to be activated via a bit in the control
word (serial bus communication).
Logic and is selected if the control com-
mand is only to be activated when the
signal is active from both the control word
and digital input. Active signal “1”.
Digital input Control word Contr.command
000
010
100
111
Logic or is selected if the control com-
mand is to be activated when the signal is
active from either the control word or digital
input. Active signal “1”.
Digital input Control word Contr.command
000
011
101
111
Note:
Parameters 503-505 concern stop func-
tions, see example re parameter 503 (free-
wheeling) below. Active stop signal “0”.
Parameter 503 =
Logic and
Digital input Control word Contr.command
0 0 Free-wheeling
0 1 Motor running
1 0 Motor running
1 1 Motor running
Parameter 503 = Logic or
Digital input Control word Contr.commando
0 0 Free-wheeling
0 1 Free-wheeling
1 0 Free-wheeling
1 1 Motor running
✮ = Factory setting. Text in ( ) = Display text.
The figures in [ ] are used in bus communication
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Danfoss VLT 3042 Specifications

General

Brand	Danfoss
Model	VLT 3042
Category	DC Drives
Language	English