Features:

Support multiple channel relay, On/Off/Delay/Momentary.
Support Domoticz
Support multiple interface RJ45/RS485/CAN/WIFI
Support HTTP GET CGI(Ethernet)/UDP/TCP Server/TCP Client
10/100Mbps ethernet, Auto-MDIX,DHCP ip,Static IP
Local Button control
PC software config and control
WEB config and control
Support password
Support MQTT/Modbus/CoAP

Technical Parameter:

Relay Size:

2 relay:
PCB: 87 x 68 mm
Distance of hole: 80 x 60 mm
Diameter of hole: 3.5 mm

4 relay:
PCB: 91.6 x 86.4 mm
Distance of hole: 85.3 x 80 mm
Diameter of hole: 3.5 mm

8 relay:
PCB: 122 x 87 mm
Distance of hole: 115 x 80 mm
Diameter of hole: 3.5 mm

Because of different chip, there is 2versions shipped in random, the function and size is the same , thanks

This is a finished board, not a study board, which cannot support flash by yourself, if you need to flash your firmware, please contact us before order.

Version 1: there is no STM32 chip, it has N32G457VCL7 or AT32F407VCT7 chipin random

Support Domoticz

Non-polar power

Multiple Interface

RJ45
10/100Mbps ethernet, Auto-MDIX,DHCP ip,Static IP
CAN bus
5/10/25/50/100/125/200/250/500/800/888/1000Kbps
RS485
1200/2400/4800/9600/19200/34800/57600/115200bps
WIFI
150Mbps

RS 485/CAN 120R Jumper

120R suppress echo interference

WIFI LED

LED on means relay connect route successfully
LED off means relay connect route fail,please set route SSID and password with ethernet web

Web ethernet config

Config relay ethernet parameters

Web relay config

config relay connect

Relay HTTP GET CGI test

Ethernet software search relay

Support Different network segment communication
Mulitcast addr: 224.0.2.11

notice
only udp support multicast

function
1 test relay
2 config relay

Ethernet software config relay

config
ETHERNET parameters
RS485 parameters
CAN parameters
Server addr and port
Relay password
Power failure recovery
Key type(Follow,Jog,Self-Lock)