Lutron Electronics Grafik Eye GBO-RS232 Installation And Operation Instructions Manual

Installation and Operation Instructions

Occupant Copy

GBO-RS232 Interface Control

Class 2/PELV Device

Description

The GBO-RS232 Interface allows up to 8 GRAFIK Eye Control
Units to be interfaced with your Bang & Olufsen

®

Avant

™

Television. The GBO-RS232 enables your Home Theater to
execute “ON” & “OFF” commands.

Note: Only one GBO-RS232 can be installed on the same
MUX Link.

Features

The GBO-RS232 can send RS232 commands from the Bang
& Olufsen Avant Television to a maximum of 8 GRAFIK Eye
Bang & Olufsen Series Control Units. The following com-

mands are available:

Home Theater “ON”. The Avant Television turns [OFF]
and the projection system turns [ON]. This scene is prede­fined on the GRAFIK Eye Control Unit as scene 14.

Home Theater “OFF”. The Avant Television turns [ON]
and the projection system turns [OFF]. This scene is prede­fined on the GRAFIK Eye Control Unit as scene 13.

MUX LINK

1 2 3 4

1 2 3 4 5 6 7 8

LED1 LED2

1

PROGRAMMING INTERFACE

AUXILIARY CONTROL

GBO-RS232

COOPERSBURG, PA 18036

R

GRAFIK Eye 3000 Series

FOR WIRING OF 4000 SERIES, REFER
TO INSTALLATION INSTRUCTIONS

1 2 3 4

MUX LINK

1 2 3 4 5

RS232 LINK

Avant™ TELEVISION

RxD

TxD

COM

HOT/LIVE
SSA
Zone 3
Zone 2
Zone 1

CU WIRE ONLY

Neutral

Class 2

4
3
2
1

PELV (CLASS 2:USA)

R

2345

TO AVANT

TELEVISION

TO GRAFIK
EYE

MUX LINK RS232 LINK

1 2 3 4 5

1 2 3 4

COM

+V

MUX

COM

DATA

IN

DATA

OUT

MUX

N/C

N/C

POWER INPUTS:
MUX LINK 2 (+V): 12 (3000 SERIES)
MUX LINK 2 (+V): 24 (4000 SERIES)

For use with Bang and Olufsen®
systems only.

GBO-RS232 (shown with cover removed)

DIP Switches

Output Status
LEDs

Ground Screw

MUX Link to
GRAFIK Eye
Control Units and
Accesory Controls

TX Data LED
(LED 3)

RS232 Link
(to Avant
Television)

2

Installation

HOT/LIVE
SSA

Zone 3
Zone 2
Zone 1

CU WIRE ONLY

Neutral

Class 2

4
3
2
1

1 2 3 4 5

GROUND
GREEN
BROWN

1 2 3 4

Mounting

1. Mount the GBO-RS232 on a 4"x 4" junction box or directly

on a wall as shown in the Mounting Diagram. If metal con­duit is not being used, ensure proper earth/grounding of the
metal casing by connecting an earth/ground wire to the
earth/ground screw. Remove front enclosure cover to expose
terminal blocks, DIP switches, and output status LEDs.

Wiring Diagram

Important Notes

■ Install in accordance with all applicable regulations.

■ Do not connect line voltage/mains power to device. Improper wiring can result in personal injury or damage to the device or to

other equipment.

■ This control can use Class 2/PELV wiring methods. Check with your local electrical inspector for compliance with national and

local codes and wiring practices.

3/8 in. (10 mm)

2. Strip 3/8 in. (10 mm) of insulation from wires. Each terminal
will accept up to two #18 AWG (1.0 mm2) wires.

3. Connect wiring as shown in the Wiring Diagram. LED 1
will be lit when the MUX Link is properly installed.
Wires should be inserted through the circular punch­outs in the white metal enclosure so that the enclosure
cover can be replaced after installation.

4. Wiring to your Avant Television. For the RS232
Link, use the cable provided with the Avant Television,
Bang & Olufsen 4-pin USB cable (P/N 6270788). Wire
as shown below.

To up to 7 more GRAFIK Eye Control Units and 15 Wallstations

33 ft. (10 m) Maximum

(B&O 4-Pin USB Cable)

MUX LINK

RS232 LINK

Avant

Television

GBO-RS232 WIRING TERMINALS

Mounting Diagram

GBO-RS232

4” x 4”

Junction Box

GBO-RS232

Insert Wires
Through
Punch-Outs

W
A
L
L

W
A
L
L

5. Addressing GRAFIK Eye Control Units. Control
Units and Wallstations must be uniquely addressed for
use with the GBO-RS232. For addressing, see the
GRAFIK Eye Installer's Guide included with the Control
Units.

GROUND

GREEN

BROWN

Y
E
L
L
O

W

BANG & OLUFSEN

4-PIN USB CABLE

RS232 LINK

1

2
34

1 2345