Overview
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.
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
--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 ratin-- ≤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
Package Content
Modbus POE ETH Relay x1
Development Resources
https://www.waveshare.com/wiki/Modbus_POE_ETH_Relay