Contact Closure Communication; Rs-232 And Ir Communication - Extron electronics XTP T USW 103 User Manual

Contact Closure Communication

Each port senses an external switch or contact closure. Use these ports to select an input
on the switcher. Wire the connector as shown in figure 6 below.
CONTACT
1 2 3 G
Heat
Shrink
Over
Shield
Wires
G
Figure 6.

RS-232 and IR Communication

The RS-232 and IR Over XTP connector is for pass-through transmission of serial signals,
such as projector control signals, and Infrared data (see figure 7 below for an example of
how to wire the connector).
Tx/Rx
Pins
Figure 7.
ATTENTION:
• The ideal length is 3/16 inch (5 mm).
• Longer bare wires can short together
• Shorter wires are not as secure in the connectors and could be pulled out.
Switch
3
2
1
Wiring the Contact Closure Connector
Custom
IR Device
Rx Tx G
Tx Rx G
RS-232 Device
Wiring the RS-232 and IR Over XTP Connector
The length of exposed wires is critical.
Ground
Wire Nut
Device 3
(Switches,
relays, or
Device 2
similar items)
Device 1
XTP T USW 103 • Installation 7