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RS485 Shield for Arduino

Reference RBD-2939

Brand DFRobot

RS485 Shield designed for Arduino Uno for industrial-grade communication
Converts UART/Serial to RS485 for reliable, long-distance data transmission
Supports bus topology with two-wire connection for multiple devices
Features standard, mini, and header RS485 interfaces for flexibility
Switchable automatic/manual transmission modes with transceiver LED indicators
Gold immersion PCB with reset switch and long pins for easy Arduino compatibility

Description
Product Details

Description

The RS485 Shield for Arduino enables reliable long-distance industrial communication by converting UART/Serial signals into the RS485 protocol. Specially designed for Arduino Uno, this shield allows seamless communication with industrial devices, sensors, and controllers over twisted pair wiring. With its support for both automatic and manual transceiver modes, multiple RS485 interfaces, and built-in LED indicators, it offers flexibility for a wide range of applications. The shield also includes reset and mode switches, long pins for stacking with Arduino boards, and a gold immersion PCB for enhanced durability. Ideal for IoT, automation, and sensor networks, this RS485 shield provides stable, anti-interference communication up to 1200 meters. Featured By RoboticsBD.

Product Images are shown for illustrative purposes only and may differ from the actual product.

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Features:

Industrial Communication – Converts UART/Serial signals into the RS485 protocol.
Long-Distance & Reliable – Supports data transmission up to 1200m with anti-interference design.
Multiple Interfaces – Standard RS485 port, mini RS485 port, and RS485 header pins.
Flexible Modes – Switch between automatic and manual transceiver operation.
DIY Friendly – Integrated reset switch, welding area, and sensor interface (PH2.0).
Stackable Design – Long pins on the back for easy integration with Arduino Uno and other boards.
Diagnostic LEDs – Built-in indicators for transceiver status.
Durable PCB – Gold immersion finish for better conductivity and longevity.

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Applications:

Industrial Automation – Connect Arduino to PLCs, sensors, and RS485-enabled devices.
IoT Projects – Enable robust communication between distributed nodes.
Sensor Networks – Integrate with RS485-based sensors (e.g., ultrasonic or soil sensors).
Robotics & Research – Reliable data transfer in multi-device environments.
DIY & Prototyping – Build long-range serial communication projects with ease.

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General Specifications
Product Type	RS485 Shield for Arduino
Power Supply	=+5V (from Arduino)
Module Size	55 × 53 mm (2.16" × 2.08")
Digital I/O	16 ports (incl. I2C)
Analog I/O	6 ports
Interfaces	Standard RS485, Mini RS485, RS485 header pins
Switches	Operation/programming mode switch, Auto/manual transceiver switch
Indicators	Transceiver status LED
Reset Function	Onboard reset switch
Sensor Interface	PH2.0 (for DFRobot RS485 sensors)
PCB	Gold immersion with long stacking pins
Transmission Range	Up to 1200m (100kbps), 35Mbps up to 10m
Shipping Weight	0.045 kg
Shipping Dimensions	7 × 6 × 3 cm

Please allow 5% measuring deviation due to manual measurement.

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Documentation:

Package Includes:

1 x RS485 Shield for Arduino

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Product Details

Reference RBD-2939

In stock 19 Items

Specific References

EAN13: 2939

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