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Page 25
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Chapter 5: Connecting
5.4 Serial
Table 5-4. Serial ports on the ControlBridge units.
Unit
Serial port
Serial RS-232/485
Serial RS-232/422/485
Serial RS-232/422/485
with power 24 VDC
ControlBridge 100
3
ControlBridge 200
1
1
Bi-directional Serial RS-232/485
These bi-directional serial channels are used for RS-232 and RS-485 communication. Maximum speed is 115,200 bps. The
default mode for all channels is RS-232; you must set other modes in the programming application. For more details, see your
programming manuals.
RS-232 Mode
Output signal levels for RS-232 are in the -10 V to +10 V range. This is the default mode for all channels.
Table 5-5. RS-232 pinout.
SERIAL RS-232
3-pin 3.5 mm
Pin
Signal
Description
Direction
1 2 3
1
TxD
RS-232 Transmitted Data
From controller
2
RxD
RS-232 Received Data
To controller
3
GND
Ground
—
RS-485 Mode
You must set this mode in the programming application.
Table 5-6. RS-485 pinout.
SERIAL RS-485
3-pin 3.5 mm
Pin
Signal
Description
1 2 3
1
A+
RS-485 Data +
2
B-
RS-485 Data -
3
GND
Ground
Содержание ControlBridge CB-ACC-232DCE-30
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