Waveshare Modbus RTU Relay Module RS485 Interface Industrial Relay Board Multiple Isolation Protection Circuits US Plug

Waveshare Modbus RTU Relay Module RS485 Interface Industrial Relay Board Multiple Isolation Protection Circuits US Plug Description

Industrial Grade Modbus RTU Control: Features an integrated RS485 interface and supports the Modbus RTU protocol, enabling seamless integration into existing industrial automation systems for reliable remote control and monitoring.
Versatile 8-Channel Operation: Equipped with 8 independent relay outputs and 8 digital inputs, offering flexible control over multiple devices and the ability to monitor various states simultaneously.
Robust Optocoupler Isolation: Utilizes optocoupler isolation for both relay outputs and digital inputs, effectively protecting the control unit from voltage spikes and electrical noise, ensuring system stability and longevity.
Wide Compatibility & Easy Integration: Operates a standard 5V power supply and uses the widely adopted RS485 communication interface, making it compatible with a broad range of PLCs, microcontrollers, and industrial PCs.
Durable & Reliable Performance: Designed for demanding industrial environments with high-quality components, ensuring stable and dependable operation for applications such as building automation, access control, and process monitoring.

Specifications:
Communication interface: RS485
Default communication format: 9600, N, 8, 1
Contact type: One normally open, one normally closed
Contact rating: