Parameters: Communications And Options - Danfoss VLT AutomationDrive FC 300 Design Manual

FC 300 Design Guide
Parameters: Communications
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and Options
8-0* General Settings
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8-01 Control Site
Option:
*
Digital and ctrl. word [2]
Digital only
Control word only
Function:
Specifies the control as either Digital inputs,
Control word, or both. This parameter overrules
the settings in par. 8-50 to 8-56.
8-02 Control Word Source
Option:
*
FC RS-485
FC USB
Option A
Function:
Specifies the source of the control word, serial
interface, or installed option. During initial
power-up, the adjustable frequency drive
automatically sets this parameter to Option A if it
detects if a valid bus option installed in this slot. If
the option is removed, the adjustable frequency
drive detects a change in the configuration and
sets par. 8-02 back to default setting FC RS-485.
The adjustable frequency drive trips. If an option
is installed after initial power-up, the setting of
par. 8-02 does not change but the drive will trip
and display: Alarm 67 Option Change.
8-03 Control Word Timeout Time
Range:
0.1 - 18000.0 s
Function:
Sets the maximum time expected to pass between
the reception of two consecutive telegrams. If
this time is exceeded, it indicates that serial
communication has stopped. The function selected
in par. 8-04 will then be carried out.
8-04 Control Word Timeout Function
Option:
*
Off
Freeze Output
default setting ( ) display text
*
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How to Program
[0]
[1]
[2]
A valid control word triggers the timeout counter.
Acyclic DP V1 does not trigger the timeout counter.
The time-out function is activated if the control
word is not updated within the time specified in
par. 8-03 Control Word Time-out Time.
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Select set-up x:
This type of timeout function is used for changing
set-up on a control word timeout. If communication
resumes causing the timeout situation to disappear,
par. 8-05 End-of-time-out Function defines whether
to resume the set-up used before the time-out or to
* hold the set-up endorsed by the time-out function.
1.0s
Note that the following parameters have to be
configured for the set-up change to occur on a
timeout. Par. 0-10 Active set-up has to be set
to Multi set-up along with the relevant linking
set in par. 0-12 This Set-up Linked To.
*
[0]
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[ ] value for use in communication via serial communication port
MG.33.B3.22 - VLT is a registered Danfoss trademark
Stop
Jogging
Max. Speed
Stop and trip
Select set-up 1
Select set-up 2
Select set-up 3
Select set-up 4
Function:
Off: Control via serial bus (Fieldbus or standard)
resumes and uses the most recent control word.
Freeze output frequency: Freeze output
frequency until communication resumes.
Stop with auto restart: Stop with auto restart
when communication resumes.
Output frequency = JOG freq.: The motor runs
at JOG frequency until communication resumes.
Output frequency = Max. freq.: The
motor runs at maximum frequency until
communication resumes.
Stop with trip: The motor stops. Reset
the adjustable frequency drive, see
explanation above.
8-05 End-of-Timeout Function
Option:
Hold set-up
Resume set-up
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