Danfoss FC 300 Design Manual page 189

FC 300 Design Guide
- Max. freq. [4]: Run the motor at maxi-
mum frequency until communication re-
sumes.
- Stop and trip [5]: Stop the motor, then
reset the frequency converter in order to
restart: via the fieldbus, via the reset but-
ton on the LCP or via a digital input.
- Select set-up 1-4 [7] - [10]: This option
changes the set-up upon reestablishment
of communication following a control word
time-out. If communication resumes
causing the time-out situation to disap-
pear, par. 8-05 End-of-time-out Function
defines whether to resume the set-up
used before the time-out or to retain the
set-up endorsed by the time-out function.
Note the following configuration required
in order to change the set-up after a time-
out: Set Par. 0-10 Active set-up to Multi
set-up [9], and select the relevant link in
par. 0-12 This Set-up Linked To.
8-05 End-of-Timeout Function
Value:
Hold set-up
Resume set-up
Function:
Select the action after receiving a valid control
word following a time-out. This parameter is ac-
tive only when par. 8-04 is set to Set-up 1-4.
Hold: The frequency converter retains the set-up
selected in par. 8-04 and displays a warning, until
par. 8-06 toggles. Then the frequency converter
resumes its original set-up.
Resume: The frequency converter resumes the
set-up active prior to the time-out.
8-06 Reset Control Word Timeout
Value:
Do not reset
Do reset
Function:
Select Do reset [1] to return the frequency con-
verter to the original set-up following a control
word time-out. When the value is set to Do reset
factory setting
How to Programme
[0]
[1]
[0]
[1]
() display text []
MG.33.B7.02 - VLT is a registered Danfoss trademark
[1], the frequency converter performs the reset
and then immediately reverts to the Do not reset
[0] setting.
Select Do not reset [0] to retain the set-up speci-
fied in par. 8-04, Select setup 1-4 following a
control word time-out.
This parameter is active only when Hold set-up [0]
has been selected in par. 8-05 End-of-Time-out
Function.
8-07 Diagnosis Trigger
Value:
Disable
Trigger on alarms
Trigger alarms/warn.
Function:
This parameter enables and controls the frequen-
cy converter diagnosis function and permits ex-
pansion of the diagnosis data to 24 byte.
NB!
It relates only to Profibus.
- Disable [0]: Do not send extended diag-
nosis data even if they appear in the fre-
quency converter.
- Trigger on alarms [1]: Send extended di-
agnosis data when one or more alarms
appear in alarm par. 16-90 or 9-53.
- Trigger alarms/warn. [2]: Send extended
diagnosis data if one or more alarms or
warnings appear in alarm par. 16-90,
9-53, or warning par. 16-92.
The content of the extended diagnosis frame is as
follows:
value for use in communication via serial communication port
[0]
[1]
[2]
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