Waveshare RS232 TO RS485 User Manual

RS232 TO RS485 User Manual
Revision: V1.0, Date：20200620
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About product
Features
 Compatible with RS232/RS485 standard, it can convert RS232 signal to balanced difference RS485
signal.

Stable transmitting rate, supports baudrate 300~115200bps
 Integrate unibody power supply isolation, stable isolated voltage is provided, need no extra
power supply for the isolated terminal

Onboard unibody magnetical isolation, allows signal isolation, high reliability, strong
anti-interference, low power consumption
 Onboard unibody magnetical isolation, allows signal isolation, high reliability, strong
anti-interference, low power consumption

Onboard unibody magnetical isolation, allows signal isolation, high reliability, strong
anti-interference, low power consumption
 Onboard 120R terminal resistor, it is switchable for easy using.

DC-005 power interface supports 6V~36V wide-range DC voltage for different applications

3 LESs for indicating the power and transceiver status.
 Aluminium alloy enclosure the with sand blasting and anodic oxidation, solid and durable.
Specification
 Product type: Electromagnetic isolation RS232 to RS485 asynchronous bidirectional convertor

Baud rate: 300~115200bps

Device interface: standard RS232/RS485
 RS232 interface:
 Connector: DB9 male

Transmitting range: about 15 meters
 Transmitting type: Point-to-Point
 RS485 interface:
 Connector: DIP connector + RJ45 port

Direction control: Hardware auto-controlling
 Interface protection: 600W lightning protection, over-current and 15KV ESD protection

Terminal resistor: 120R, switchable

Transmitting range: about 1200 meters
 Transmitting type: Point-to-Omnipoint (Support up to 32 points, Relay is recommend if you
use more than 16 points)

Indicators:

Waveshare RS232 TO RS485 Specifications

General

Interface	RS232, RS485
RS232 Connector	DB9 Female
RS485 Connector	Terminal Block
Function	RS232 to RS485 conversion
Power	5V
Baud Rate	300bps to 115200bps
Operating Temperature	-40°C to 85°C
Communication Distance	Up to 1200m
Isolation Voltage	2500V