8-ch Ethernet Relay Module, Modbus RTU/Modbus TCP Protocol, PoE port Communication

Waveshare 24964 - 8-ch Ethernet Relay Module, Modbus RTU/Modbus TCP Protocol, PoE port Communication, With Various Isolation And Protection Circuits, Industrial Grade Rail-mount Case Features This product is an industrial 8-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. The Modbus POE ETH Relay 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 Reverse-proof circuit, prevent the circuit from being damaged accidentally by incorrect connection High-quality relay, contact rating: ≤10A 250VAC/30VDC Rail-mounted ABS case, easy to install, safe to use 4 LEDs and Network indicators for indicating the MCU status and signal transceiving status Specifications Power supply PoE port, DC 5.5*2.1 power port, or Screw terminal (7~36V) Communication interface PoE port, IEEE 802.3af compliant Relay channels 8 Contact form 1NO 1NC Contact rating ≤10A 250VAC/30VDC Modbus Protocol Modbus RTU Protocol or Modbus TCP Protocol LED indicators RUN: Ethernet port indicator, blinking in 2-second cycles when Ethernet port normally working STA: MCU indicator, blinking when the MCU normally working TXD: TX indicator, lights up when sending data RXD: RX indicator, lights up when receiving data Multi Power Supply Options, Wide Range Power Input DC Power port: directly uses a power plug for power supply;Screw terminal: DC 7~36V wide range power input; PoE port: IEEE 802.3af PoE compliant * The external power supply adapter is NOT included by default Interfaces & Indicators With multiple LED indicators, easy to monitor the operating status   Relay Connection Contact Rating Of The Onboard Relay Up To 10A 250VAC/30VDCDirectly Controlling 220VAC Home Appliances, Or Devices Below 30VDC dimensions Wiki: www.waveshare.com/wiki/Modbus_POE_ETH_Relay