Local Control Key Functions - Danfoss VLT AutomationDrive FC 300 Design Manual

FC 300 Design Guide

Local Control Key Functions

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[Hand on] controls the adjustable frequency drive via
the control unit. Moreover, [Hand on] starts the motor.
On the control terminals, the following control signals
will still be active when [Hand on] is activated:
[Hand on] - [Off] - [Auto on]
Reset
Coasting stop inverse
Reversing
Set-up select lsb - Set-up select msb
Stop command from serial communication
Quick stop
DC brake
[Off] stops the connected motor. Selected Enable[1] or
Disable[0] via par. 0-13. If the [Off] function is activated,
the [Off LED] lights up and the display indicates Off.
If no external stop function is selected and the [Off] key
is inactive, the motor can be started by disconnecting
the voltage.
[Auto on] controls the adjustable frequency drive via
the control terminals and/or serial communication. An
active start signal on the control terminals and/or the
bus starts the adjustable frequency drive.
NB!:
An active HAND-OFF-AUTO signal via the digital inputs
has higher priority than the control keys [Hand on] and
[Auto on].
[Reset] resets the adjustable frequency drive after an
alarm (trip). Select Enable[1] or Disable[0] via par. 0-15
Reset on LCP.
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How to Program
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