Waveshare Industrial Modbus RTU Relay Module 8-Ch Relay With RS485 Interface Multi Isolation Protection Circuits for Industrial Control Equipments

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Highlights

• This industrial 8-ch relay module controls via RS485 bus, utilizing Modbus RTU protocol. It features embedded protection circuits such as power isolation, ADI magnetical isolation, and TVS diode, etc.
• Due to its fast communication, stability, reliability, and safety, it is ideal for industrial control equipments and/or applications with high communication requirement. It also comes with an Rail-mounted ABS enclosure, easy to install, safe to use
• Configurable device address (1~255), multi devices can be cascaded on RS485 bus. Features flash-on, flash-off function, by passing argument to the command, it is possible to turn on the relay for a while and then close it automatically
• Onboard unibody power supply isolation. Onboard unibody ADI magnetical isolation. Onboard TVS (Transient Voltage Suppressor). Onboard Optocoupler isolation
• High quality relay, contact rating: ≤10A 250VAC/30VDC. 3 LEDs for indicating the MCU status and signal transceiving status. Provide online user manual, please refer to while using