VAR4 / VAR12 / VAR20 - Operation Manual
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16.3.2.4
Configuring a Routing Digital Input (Contact) for Play Once Mode
This mode is only used for the control of DVA routes.
When configure for ‘Play Once’ mode, activating a ‘Play Once’ contact plays the DVAs associated with the
route once only. When the DVA has completed its full message cycle, the route is automatically terminated.
This could be used, for instance, to play a “Mind the gap” DVA triggered by a train mass detector.
In order to configure a ‘Routing’ contact for ‘Play Once’ mode proceed as follows.
1. Select
Configuration
Æ
System
Æ
Router
Æ
Control
Æ
Remote
.
2. Move to scroll the Remote I/O unit list until the required unit is displayed:
[Remote I/O unit=n] Not Configured
Default value:
‘Remote I/O unit=1’
Possible I/O units: 1 to 3 for VAR4
1 to 6 for VAR12
1 to 9 for VAR20
3. Move to, and select the
Digital In
menu item.
Analogue [Digital In] Digital Out
4. Move to, and scroll the contact list until the required contact is displayed in the left field:
[Contact#nn] Routing Not-Surv
Default value:
‘Contact#01’
Contact numbers: 01 to 12
5. Press the SELECT key to display the routing configuration menu.
6. Move to, and select the
Control
menu item:
Zoning [Control] Clear-all
7. Move to, and select the
Latching
menu item:
[Latching] Busy=On DVA-Full
8. Move to an toggle to the ‘Mode=Play Once’ mode in the left field:
[Mode=Play Once] ResetContact --
When this mode is selected, the reset contact list on the right side is scrollable for selection.
Other options available:
•
[Mode=Not Latched]
Configures the contact for non-latching mode.
See Section “
16.3.2.2 Configuring a Routing Digital Input (Contact) for Non-latching Mode
”.
•
[Mode=Latched]
Configures the contact for latching mode.
When this mode is selected, the reset contact list on the right side is scrollable for selection.
See Section “
16.3.2.3 Configuring a Routing Digital Input (Contact) for Latching Mode
”.
Default value:
‘Mode=Not Latched’
9. Save the changes by pressing the SELECT key, or cancel by pressing the BACK key.
Содержание VAR12
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