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Waveshare RS232 TO RS485 User Manual

Waveshare RS232 TO RS485
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RS232 TO RS485 User Manual
Revision: V1.0, Date：20200620
8
Hardware testing
Preparation
Environment
：
Windows PC
Devices required
：
RS232 TO RS485
USB TO RS485
Host PC (if your PC does not has RS232 port, you can purchase an USB to RS232 cable (mal port)
separately)
Hardware connection
Connect the RS232 port of RS232 TO RS485 to PC by extend cable or USB to RS232 cable. Connect the
RS485 port of RS232 TO RS485 to the ES485 port of USB TO RS485. Connect the USB port of USB TO
RS485 to PC for loopback testing as figure below.

Table of Contents

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Waveshare RS232 TO RS485 Specifications

General IconGeneral
InterfaceRS232, RS485
RS232 ConnectorDB9 Female
RS485 ConnectorTerminal Block
FunctionRS232 to RS485 conversion
Power5V
Baud Rate300bps to 115200bps
Operating Temperature-40°C to 85°C
Communication DistanceUp to 1200m
Isolation Voltage2500V