Danfoss VLT FC 100 Series Programming Manual page 90

3. Parameter Description
8-03 Control Timeout Time
Range:
*
0 s [0.1 - 18000 s]
3
8-04 Control Timeout Function
Option:
* Off
[0]
[1] Freeze output
[2] Stop
[3] Jogging
[4] Max. Speed
[5] Stop and trip
[7] Select set-up 1
[8] Select set-up 2
[9] Select set-up 3
[10] Select set-up 4
[20] N2 Override Release
In LonWorks, the time-out function is also activated when the following SNVT's fail to be updated within the time period specified in
Time-out Time
:
nviStartStop
nviReset Fault
nviControlWord
nviDrvSpeedStpt
8-05 End-of-Timeout Function
Option:
[0] Hold set-up
*
Resume set-up
[1]
90
This parameter cannot be adjusted while the motor is running.
Function:
Enter the maximum time expected to pass between the reception of two consecutive telegrams. If this time is
exceeded, it indicates that the serial communication has stopped. The function selected in par. 8-04
out Function
will then be carried out.
In LonWorks the following variables will trigger the Control Word Time parameter:
nviStartStop
nviReset Fault
nviControlWord
nviDrvSpeedStpt
nviRefPcnt
nviRefHz
Function:
Select the time-out function. The time-out function is activated when the control word fails to be updated within
the time period specified in par. 8-03 Control Time-out Time
protocol.
Function:
Select the action after receiving a valid control word following a time-out. This parameter is active only when
par. 8-04 is set to [Set-up 1-4].
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.
Resumes the set-up active prior to the time-out.
MG.11.C5.02 - VLT ® is a registered Danfoss trademark
®
VLT HVAC Drive Programming Guide
. Choice [20] only appears after setting the N2
nviRefPcnt
nviRefHz
Control Time-
par. 8-03 Control