30-Ch Ethernet Relay Module, Modbus RTU/Modbus TCP Protocol, PoE Port Communication, with Various Isolation and Protection Circuits, Industrial Grade Rail-Mount Case

An industrial 30-ch relay module controlled via Ethernet port, adopts Modbus RTU/Modbus TCP protocols, supports PoE power supply, also comes with an ABS rail-mount case. Applicable to Industrial Control, Smart Home, Smart Agriculture, Breeding / Farming

The Modbus POE ETH Relay 30CH is very easy to use. Due to its fast communication, stability, reliability, and safety, it is an ideal choice for industrial control equipments and/or applications with high communication requirements

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. Supports DC 7~36V wide range power input and PoE power supply. Supports relay control through MQTT protocol, comes with Alibaba Cloud MQTT application demo

Onboard Optocoupler isolation, prevent the relay from being interfered by high-voltage circuit. 4 LEDs and Network indicators for indicating the MCU status and signal transceiving status. 4 LEDs and Network indicators for indicating the MCU status and signal transceiving status

Adopts dedicated relay driver chip, with built-in flyback diode protection, for stronger and more stable driving ability. Reverse-proof circuit, prevent the circuit from being damaged accidentally by incorrect connection. High quality relay, contact
rating: 10A 250VAC/30VDC