8
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1. Serial 1-2—Standard serial ports: RS-232
only for up to 2 projectors or other serial I/O
devices, which includes hardware flow
control.
2.
Serial 3-4—Configurable serial ports: RS-
232, RS-422, or RS-485 for a projector or
other serial I/O devices.
3.
Contacts 1-6—Plugable Terminal Block
connector for up to 6 dry contact closure, or
logic input connections, such as door
switches or motion sensors.
4.
Relays 1-6—Plugable Terminal Block
connector for up to 6 normally closed or
normally opened switchable connections,
such as blinds, fireplace, or projector
screens.
5.
IR In 1-4—Plugable Terminal Block
connectors provide support for up to 4 hand-
held IR devices, such as remote controllers.
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