Danfoss VLT AutomationDrive FC 300 Programming Manual page 137

3 Parameter descriptions
8-04 Control Word Timeout Function
Select the time-out function. The time-out function activates when the control word fails to be updated within the time period specified in
Control Word Timeout Time
par. 8-03
Option:
[0] * Off
[1] Freeze output
3
[2] Stop
[3] Jogging
[4] Max. speed
[5] Stop and trip
[7] Select setup 1
[8] Select setup 2
[9] Select setup 3
[10] Select setup 4
[26] Trip
NB!
The following configuration is required in order to change the set-up after a time-out:
Set par. 0-10
8-05 End-of-Timeout Function
Option:
[0] Hold set-up
[1] * Resume set-up
8-06 Reset Control Word Timeout
This parameter is active only when
Option:
[0] * Do not reset
[1] Do reset
8-07 Diagnosis Trigger
Option:
136
.
Function:
Resumes control via serial bus (Fieldbus or standard) using the most recent control word.
Freezes output frequency until communication resumes.
Stops with auto restart when communication resumes.
Runs the motor at JOG frequency until communication resumes.
Runs the motor at maximum frequency until communication resumes.
Stops the motor, then resets the frequency converter in order to restart: via the fieldbus, via the
reset button on the LCP or via a digital input.
Changes the set-up upon reestablishment of communication following a control word time-out. If
communication resumes causing the time-out situation to disappear, par. 8-05
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.
Select setup 1
See [7]
Select setup 1
See [7]
See [7] Select setup 1
Active Set-up to [9] Multi set-up and select the relevant link in par. 0-12
Function:
Select the action after receiving a valid control word following a time-out. This parameter is active
only when par. 8-04
Retains the set-up selected in par. 8-04
Reset Control Timeout
par. 8-06
Resumes the set-up active prior to the time-out.
Hold set-up
[0] has been selected in par. 8-05
Function:
Retains the set-up specified in par. 8-04
time-out.
Returns the frequency converter to the original set-up following a control word time-out. The fre-
quency converter performs the reset and then immediately reverts to the
Function:
This parameter enables and controls the frequency converter diagnosis function and permits ex-
pansion of the diagnosis data to 24 byte.
MG.33.M8.02 - VLT
This Set-up Linked to
Control Timeout Function is set to [Set-up 1-4].
Control Timeout Function
toggles. Then the frequency converter resumes its original set-up.
End-of-Timeout Function
.
Control Word Timeout Function
®
is a registered Danfoss trademark
FC 300 Programming Guide
End-of-Timeout
.
and displays a warning, until
, following a control word
Do not reset
[0] setting