Waveshare 16-Ch Ethernet Relay Module, Modbus RTU/Modbus TCP Protocol, Ethernet Communication, Support PoE, Various Isolation & Protection Circuits, Industrial Grade Rail-Mount Case

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Highlights

• Dual Ethernet Ports with PoE Support:This 16-channel relay module is equipped with dual Ethernet ports, allowing for cascade communication via Ethernet ports, ensuring easy expansion and a reliable network connection. It also supports Power over Ethernet (PoE), eliminating the need for separate power cables and simplifying the overall system setup, ideal for environments with limited power outlets.
• Modbus RTU/TCP Protocol Compatibility & MQTT Support: Supporting both Modbus RTU and Modbus TCP protocols, the module offers flexible and industry-standard communication options. It is also compatible with the MQTT protocol for relay control, and comes with a demo application for Alibaba Cloud MQTT, making it simple to integrate the device into cloud-based industrial automation systems or IoT networks.
• Wide Power Input Range & Safety Features: The relay module supports a wide DC power input range of 7-36V, accommodating various power supply options in industrial settings. Additionally, it features onboard optocoupler isolation to protect the relays from high-voltage interference, ensuring reliable operation and preventing damage from electrical surges.
• Enhanced Relay Protection and Control Functions:This relay module is equipped with a dedicated relay driver chip with built-in flyback diode protection, allowing for stable and strong driving performance. It also includes a flash-on, flash-off function with delay settings for opening or closing relays, offering greater flexibility for time-sensitive control applications.
• Durable Enclosure & Easy Installation:Designed for industrial environments, the module comes in a sturdy ABS rail-mount enclosure, ensuring easy mounting and safe operation. The enclosure is optimized for rugged environments and supports quick installation. The device also includes 4 LEDs and network indicators, providing clear status updates on MCU activity and signal transmission, enabling quick troubleshooting and monitoring.