Datalogic CBX800 Installation Manual page 21

For applications that do not use RX485 signals, do not leave these lines floating but
connect them to SGND as shown below.
NOTE
DATA SOURCE AUXILIARY INTERFACE
The Data Source Auxiliary Interface available on the 9-pin connector below is used for configuring the external
reading device parameters.
With reference to the 9-pin connector of Figure 25, the following pins are used to connect the Data Source
Auxiliary Interface:
Pin
2
3
5
1, 4, 6, 7, 8, 9
SGND RX485+ RX485-
SGND TX+ TX-
Figure 24 - RS485 Full-duplex Connections using Only TX Signals
Figure 25 - 9-pin D-Sub Female Connector
Name
TX
RX
SGND
USER INTERFACE
RX
Figure 26 – Data Source Auxiliary Interface Connections
CBX800 INSTALLATION MANUAL
USER INTERFACE
CBX800
5 1
9 6
Function
Data Source Aux Interface Receive Data
Data Source Aux Interface Transmit Data
Signal Ground
N.C.
TX
Reference
21