Contact Configuration - ASL INTERCOM VAR4 Operation Manual

14

Contact Configuration

The VAR Router provides up to 6 control ports each of them with a number of contacts, as described in
Table 15 .
Table 1 5 VAR Router Control Ports
VAR Router
VAR4 Analogue
Opto-Isolated
VAR12 Analogue
Opto-Isolated
Opto-Isolated
Opto-Isolated
VAR20 Analogue
Opto-Isolated
Opto-Isolated
Opto-Isolated
Opto-Isolated
Opto-Isolated
Any contact may be configured as:
•
Latent route trigger
The contact triggers a latched or non-latched latent route, or a route where the associated DVAs are
played once only.
When configured to trigger a latched latent route, a separate contact must be specified as a reset
contact.
See Section "14.2 Configuring a Contact for
•
External fault input
The contact is configured as fault status inputs from external equipment.
See Section "14.3 Configuring a Contact as an External
•
Remote fault accept
The contact acts as a local fault accept button of a remote fault panel.
See Section "14.4 Configuring a Contact as Remote Fault
•
Music A/B selector
The contact is configured as a control to switch between Music A and Music B phono inputs.
See Section "9.2 Contact Music Selector
Contacts 1 to 10 only use a non-isolated analogue interface with an internal pull-up to 5V and
may operate in two modes: 'non-monitored' to interface a simple contact closure to ground; or
'monitored' to interface resistively monitored contacts. Each contact is individually selectable
between these two modes, as described in the following sections.
VAR4 / VAR12 / VAR20 - Operation Manual
Port Type
Port-1
Port-2
Base Unit - Port-1
Base Unit - Port-2
Expand Unit 1 - Port-1
Expand Unit 1 - Port-2
Base Unit - Port-1
Base Unit - Port-2
Expand Unit-1 - Port-1
Expand Unit-1 - Port-2
Expand Unit-2 - Port-1
Expand Unit-2 - Port-2
Routing".
Configuration".
Is sue: 03 complete, approved
Page 193 of 308
Control Port Number
Alarm".
Accept".
Contacts
1 – 10
11 – 22
1 – 10
11 – 22
23 – 31
32 – 42
1 – 10
11 – 22
23 – 31
32 – 42
43 – 51
52 – 62