Extron-electronics FOX 3G DVC User Guide User Manual download pdf (Page 13)

FOX 3G DVC • Installation 7

Connecting for Remote Control

Connecting to the RS-232 Port

To connect your computer or control system to the DVC rear panel RS-232 port, use an

Extron Universal Control cable (UC50' or UC100'; see “Optional Accessories” in the

“Reference Information” section for part numbers) or other female 9-pin-to-bare-wire

RS-232 cable.

1. Wire the unterminated end of the RS-232 cable to the 3-pole captive screw connector,

provided with the DVC, as follows:

a. Connect the transmit wire to the first pin on the left, which plugs into the Tx

(transmit) port.

b. Connect the receive wire to the second pin, which plugs into the Rx (receive) port.

c. Connect the ground wire to the third pin, which plugs into the ground port that is

marked with _.

2. Plug the cable into the RS-232 portion (last three slots) of the 5-pole captive screw

receptacle on the DVC rear panel.

RS-232

Computer or

Control System

RS-232 Port

FOX 3G DVC

Rear Panel

RS-232 Port

NOTE: If you use cable that has a drain

wire, tie the drain wire to ground

at both ends.

Tx Rx

NOTE: Connect a ground wire between the DVC

and the computer or control system.

1 2 3

N/A

Ground ( )

Transmit (Tx)

Receive (Rx)

Transmit (Tx)

Receive (Rx)

Figure 5. Connecting to the RS-232 Port

In the “Remote Configuration and Control” section, see “Using SIS Commands” for

information on sending SIS commands to this port.

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Extron-electronics FOX 3G DVC User Guide User Manual Page 13