Lutron Electronics RadioTouch RTA-RS232 Setup And Installation Manual page 6

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.
RadioTouch
Radio Frequency
Interface
Coopersburg, PA 18036
Remove terminal
cover.
RadioTouch
Radio Frequency
Interface
Coopersburg, PA 18036
Feed power supply
cord through
knockout hole.
DANGER -
• Do not connect line voltage power to the
RTA-RS232.
• Connecting line voltage power or improper
wiring can result in personal injury or damage
to the control or to other equipment.
6 RadioTouch Setup Guide for RTA-RS232
TM
TM RTA-RS232
INTERFACE CONTROL
PELV(CLASS 2:USA)
Display
Power
9V
RS232 Connector
AC IN
Status
Left Right
LED
Scroll Scroll
Mode Enter Address Power
TX RX
OR
See the RTA-RS232 Setup Guide for interface
Optional Terminal
programming and operation instructions. For
Block Connector
additional system details consult the
RadioTouch Installers Guide, which is
TM
1 2 3 included with each RadioTouch Controller.
TM
RadioTouch 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
P/N 500-9258 Rev A
For additional assistance call the Lutron Technical
Support Center at (800) 523-9466.
Power
TM RTA-RS232
INTERFACE CONTROL
PELV(CLASS 2:USA)
Display
Power
9V
RS232 Connector
AC IN
Status
Left LED Right
Scroll Scroll
Mode Enter Address Power
TX RX
OR
See the RTA-RS232 Setup Guide for interface
Optional Terminal
programming and operation instructions. For
Block Connector
additional system details consult the
RadioTouch Installers Guide, which is
TM
included with each RadioTouch Controller.
1 2 3 TM
RadioTouch 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
P/N 500-9258 Rev A
For additional assistance call the Lutron Technical
(800) 523-9466.
Support Center at
Power Jack
Power
Step 4a
Connect the RS232 cable
For 3 wire software flow control or no flow
control, connect the three (3) RS232 wires to
the connector as shown below.
RS232 wire must enter unit through a knockout
hole located on either side of the unit. Place the
provided grommet in the knockout hole before
wiring.
RadioTouch
TM
Radio Frequency
Interface
Coopersburg, PA 18036
RS232 Connector
TX RX
OR
See the RTA-RS232 Setup Guide for interface
Optional Terminal
programming and operation instructions. For
Block Connector
additional system details consult the
RadioTouch
included with each RadioTouch
1 2 3
RadioTouch 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
For additional assistance call the Lutron Technical
Support Center at
RS232 Terminal
TX RX
Block
To External Device
Common – Common wire.
Note: A DB-9 male RS232 cable can also be
used if desired. Simply remove the DB-9 to
terminal block adapter and plug in the male
RS232 cable.
To select the proper RS232 cable for your
application, see the RadioTouch
Notes on Protocol (page 16).
– OR –
• Continued on next page.
RTA-RS232
INTERFACE CONTROL
PELV(CLASS 2:USA)
Display
Power
9V
AC IN
Status
Left LED Right
Scroll Scroll
Mode Enter Address Power
Installers Guide, which is
TM
Controller.
TM
P/N 500-9258 Rev A
(800) 523-9466.
Power
Data In – Data flowing from the host
device to the RTA-RS232
Interface.
Data Out – Data flowing from the
RTA-RS232 Interface to
the host device.
RS232
TM