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

Overview 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. The Modbus POE ETH Relay (B) 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 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 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 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 Adopts dedicated relay driver chip, with built-in flyback diode protection, for stronger and more stable driving ability Supports passive and active digital input, with bi-directional optocoupler isolation, built in debouncing algorithm. The relay supports digital input linkage control or toggle control Reverse-proof circuit, prevent the circuit from being damaged accidentally by incorrect connection High quality relay, contact rating: ≤10A 250VAC/30VDC Rail-mounted ABS plastic enclosure, easy to install, safe to use 4 LEDs and Network indicators for indicating the MCU status and signal transceiving status Package Content Modbus POE ETH Relay (B) x1

• 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.
• Comes with Online Development Resources and Tutorials to help you get started quickly: bit.ly/486LlvG