DTWONDER Smart WiFi Switch ESP32 Ethernet Relay Board Domoticz Home Assistant openHAB RS485 TCP UDP 4 Channel Timer IP Watchdog

HK$162

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Features & Compatibility

Relay function Instruction,please see and decide which you need, if you still not understand, also can contact us:

When you choose:

1.Ethernet means just support Ethernet
2.Ethernet WIFI means support Ethernet and WIFI
3.Ethernet RS485 means support Ethernet and RS485
4.Ethernet CAN means support Ethernet and CAN

Support customize

The goods design by our company,receive any customization
User manual and programming manual SDK download:
http://www.dingtian-tech.com/sdk/relay_sdk.zip

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

Version 1

Version 2

Overview

Support multiple channel relay, On/Off/Delay/Jog
Support multiple interface RJ45/RS485/CAN/WIFI
Local Button control
PC app config and control
WEB config and control
8KB FIFO command buffer
Support password.
WIFI smart config support

Technical parameters

Interface RJ45/ RS485/CAN/WIFI
Baudrate 100M/115200bps/125kbps/150Mbps
Protocol TCP server/client,UDP server/client,RS485,CAN,WIFI
Support: Domoticz /MQTT/MODBUS/Web control/button control
Operating temperature -10~+75°C
Storage temperature -40~+125°C
Relative humidity 5~95% RH, no condensation
Power supply 9-40V Non-polar
Current 1A@12V DC
Power consumption <5W

Relay parameters

Relay Power AC 250V/10A,DC 30V/10A
Delay 1~65535 seconds
Jog Pull in 0.5 seconds, automatically release

Power supply Non-polar

DC 9~40V Non-polar

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

can/rs485 120R jumper

120R suppress echo interference

Factory jumper

The factory steps are as follows
1 power off
2 close factory jumper
3 power on
4 wait 1 minute
5 power off
6 open factory jumper
7 power on
8 relay is factory status

WIFI LED

LED on relay connect route success
LED off relay connect route fail,must use mobile phone config wifi ssid and password

PCB Size

L 91.6mm * W 86.4mm * H 21.6mm

web login

default ip 192.168.1.100
default user name admin
default password admin

web ethernet config

config relay ethernet parameters

web relay config

config relay parameters

ethernet pc app 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 pc app multiple language

ethernet pc app support five language
English
Simplified Chinese
Arabic (Saudi Arabia)
Portuguese (Brazil)
Japanese (Japan)

Auto language selection

ethernet pc app config relay

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

FAQ

Q: RS485 and CAN bus coexist

A: No,pick one of both

Q: PC app can not search relay

A: Computer has multiple network cards,noly one can be reserved

Q: Support Modbus?

A: Yes, we support Modbus, also support Web control/button control/MQTT/CoAP

What’s included

manual and app
programing manual_en.doc
relaytool.exe
user_manual_en.doc

Relay Module