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Installing an RS232 Interface
Step 3
Attach the power supply
Remove terminal cover. Attach the power
supply cord to the RS232 Interface (jack
located in the bottom right corner). Power
supply cord must enter unit through a knockout
hole located on either side of the unit. Place the
provided grommet in the knockout hole before
wiring. Note: Terminal cover is only necessary
during shipping.
Remove terminal
For additional assistance call the Lutron Hotline:
RadioRA is a trademark of Lutron Electronics Co. Inc.
cover.
This product may be covered by one or more of the following
U.S. patents: 5,248,919; 5,399,940; 5,736,965; 5,798,581;
5,838,226; 5,848,054; 5,905,442, 5,982,103
Feed power supply
cord through
knockout hole.
DANGER -
• Do not connect line voltage power to the
RS232 Interface.
• Connecting line voltage power or improper
wiring can result in personal injury or damage
to the control or to other equipment.
Coopersburg, PA USA
Infrered Interface
RA-RS232
Display
Assignment
Power
Up
Mode
9V
RS232 Connector
AC IN
TX
RX
Down
Select
Level Set
Power
Mode
Display
Programming Mode
1–15
Phatom Button
U1 - ROOM/SCENE Selection
Number
Assign LED – SCENE
16
ALL ON
Level Set LED – ROOM
17
ALL OFF
U2 – Dimmer Number Assignment
U3 – Master Control Number Assignment
See the RA-RS232 Setup
U4 – Hardware Handshaking
Guide for programming
Assign LED – ON
and operating instructions.
Level Set LED – OFF
(800) 523-9466
Assignment Mode
Up
Down
Select
Level Set Mode
Power
Coopersburg, PA USA
Infrered Interface
RA-RS232
Display
Assignment
Power
Up
Mode
9V
RS232 Connector
AC IN
Down
Select
Level Set
Power
TX
RX
Mode
Display
Programming Mode
1–15
Phatom Button
U1 - ROOM/SCENE Selection
Number
Assign LED – SCENE
16
ALL ON
Level Set LED – ROOM
17
ALL OFF
U2 – Dimmer Number Assignment
U3 – Master Control Number Assignment
See the RA-RS232 Setup
U4 – Hardware Handshaking
Guide for programming
Assign LED – ON
and operating instructions.
Level Set LED – OFF
(800) 523-9466
For additional assistance call the Lutron Hotline:
RadioRA is a trademark of Lutron Electronics Co. Inc.
This product may be covered by one or more of the following
U.S. patents: 5,248,919; 5,399,940; 5,736,965; 5,798,581;
5,838,226; 5,848,054; 5,905,442, 5,982,103
Power Jack
Up
Assignment Mode
TX
RX
Down
Select
Level Set Mode
Power
RadioRA
Step 4
Connect the RS232 cable
Connect a DB-9 male RS232 cable to the
RS232 connector.
Infrered Interface
RA-RS232
RS232 Connector
TX
Display
1–15
Phatom Button
Number
16
ALL ON
17
ALL OFF
See the RA-RS232 Setup
Guide for programming
and operating instructions.
For additional assistance call the Lutron Hotline:
RadioRA is a trademark of Lutron Electronics Co. Inc.
This product may be covered by one or more of the following
U.S. patents: 5,248,919; 5,399,940; 5,736,965; 5,798,581;
5,838,226; 5,848,054; 5,905,442, 5,982,103
RS232 Connector
TX
To External Device
To select the proper RS232 cable for your
application, see the RadioRA RS232 Protocol
and Programming Guide (P/N 044-006).
Step 5
Plug in the power supply
Plug the power supply into a 120VAC, 60Hz
wall receptacle.
Setup Guide Addendum for the RS232 Interface
®
Coopersburg, PA USA
Display
Assignment
Power
Up
Mode
9V
AC IN
Down
Select
Level Set
Power
RX
Mode
Programming Mode
U1 - ROOM/SCENE Selection
Assign LED – SCENE
Level Set LED – ROOM
U2 – Dimmer Number Assignment
U3 – Master Control Number Assignment
U4 – Hardware Handshaking
Assign LED – ON
Level Set LED – OFF
(800) 523-9466
Assignment Mode
Up
RX
Down
Select
Level Set Mode
Power
5
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