Trane TR200, BACnet Option Module Control Timeout Function, End-of-Timeout Function

Parameters

nviControlWord

nviDrvSpeedStpt

nviRefPcnt

nviRefHz

8-04 Control Timeout Function

Option:Function:

Select the timeout function. The timeout function is activated when the control word fails to be updated within the time period specified in par. 8-03Control Timeout Time. Choice [20] only appears after setting the Metasys N2 protocol.

[0] * Off

[1]Freeze output

[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

[20]N2 Override Release

In LonWorks, the timeout function is also activated when the following SNVTs fail to be updated within the time period specified in par.8-03Control Timeout Time:

nviStartStop	nviDrvSpeedStpt
nviReset Fault	nviRefPcnt
nviControlWord	nviRefHz

8-05 End-of-Timeout Function

Option:		Function:
		Select the action after receiving a valid control word following a timeout.
		This parameter is active only when par.8-04Control Timeout Function is
		set to [Set-up 1-4].
[0]	Hold set-up	Retains the set-up selected in par.8-04Control Timeout Function and
		displays a warning, until par.8-06Reset Control Timeout toggles. Then
		the adjustable frequency drive resumes its original set-up.
[1] *	Resume set-up	Resumes the set-up active prior to the timeout.

TR200 BACnet 6-3