8-CH Ethernet Relay Module (B) with Digital Input, Modbus RTU/Modbus TCP Protocol, Support DC 7~36V Wide Range Power Input and PoE Power Supply, with Various Isolation and Protection Circuits

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8-CH Modbus POE ETH Relay-- This product is an industrial 8-ch relay module controlled via Ethernet port, with 8-ch digital input, adopts Modbus RTU/Modbus TCP protocols, supports PoE power supply, also comes with an ABS rail-mount case. Adopts Modbus RTU/Modbus TCP Protocols--Supports reading digital input by sending Modbus RTU/Modbus TCP protocols commands via Ethernet for relay output control. Supports Multiple Communication Modes, Adopts Modbus Protocol--Supports TCP Server / TCP Client / UDP Mode / UDP Multicast / HTTP / MQTT. Supports Modbus RTU protocol/Modbus TCP protocol. Multi Configuration Methods--Supports software and Web Browser Configuration, Obtaining Dynamic IP Via DHCP, connecting to domain name server via DNS protocol. Digital Input--Supports passive (dry contact) and active (wet contact) digital input, with bi-directional optocoupler isolation. 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. Multiple modes for various automation scenarios--Supports multiple relay control modes, each channel supports independent control mode setting: Normal Mode; Flash on/Flash off; Linkage Control; Toggle Mode. Relay Connection--Contact rating of the onboard relay up to 10A 250VAC/30VDC. Directly controlling 220VAC home appliances, or devices below 30VDC. Rail-mounted ABS plastic enclosure, easy to install, safe to use. With Multiple LED Indicators, Easy To Monitor The Operating Status.