DCN: 141-00930-07 09/06/04
20
Serial Communications Port
RS485 Wiring
Connecting to RCS CommStar Controllers:
Model CS30 has one RS485 port.
Model CS308 has eight RS485 ports.
You can add up to 8 additional 8 Channel RS485 Star Hubs to either the CS30 or CS308 Controllers.
Power Connection
The TR16 Control Unit can be powered by two power connection options.
1.
External 12VDC power
. Connect the 12VDC power transformer supplied to J4.
2. Power from the Communications Network.
You can provide power to the TR16 Control Unit via the
RS485 Network. Connect 12VDC to the RS485 Network terminals.
RS485 Network Connection
Optional 12VDC
Power
connection
J3
RS485
TR16
Control Unit
+V
G
R -
T +
J3
Optional power
from the network
RS485 Port
12V
GND
D -
D +
RS485
Source Input
RS232
Source Input
12VDC
For Hubs, select the
correct converter based
on the input source
Connecting to
RCS CommStar Controllers
or a RS485 Hub
or a RS232/485 Converter
or
Data +
Data –
Model 485PB: RS232 to RS485 Converter w/5 common outputs.
Model 8AH232: RS232 to RS485 Con 8 Channel Star Hub.
Model 8AH485: RS485 8 Channel Star Hub
Gnd
Summary of Contents for TR16
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