购买 arduino and modbus

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$28.09
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ESP32 Expansion Board RS485 Modbus Module For Arduino PLC Smart Home IOT DIY
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8AI-8DI-8DO Multifunction IO Expanding Module For ARDUINO NANO V3.0 RS485 Modbus RTU Open PLC LED
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8AI-8DI-8DO Multifunction IO Expanding Module For ARDUINO NANO V3.0 RS485 Modbus RTU Open PLC LED
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Anemometro Arduino RS485 Modbus Senser Ultrasonic Anemometer Veinasa Wind Speed And Wind
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Modbus Rtu Digital IO RS485 2.54mm Pin Core Board For Arduino ESP32 ESP8266 PLC Smart Home 16DI/16DO/8DI-8DO/4DI-12DO/12DI-4DO
USA_AliEx
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Modbus Rtu Digital IO RS485 2.54mm Pin Core Board For Arduino ESP32 ESP8266 PLC Smart Home 16DI/16DO/8DI-8DO/4DI-12DO/12DI-4DO
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7-24V Powered 4 Channel Relay Module Modbus RTU Rs232/Ttl Uart Optocoupler Isolation 5V 10A Max3232 For Arduino PLC Industrial Control Relay Module Bo
Walmart
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7-24V Powered 4 Channel Relay Module Modbus RTU Rs232/Ttl Uart Optocoupler Isolation 5V 10A Max3232 For Arduino PLC Industrial Control Relay Module Bo
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16CH 5 in 1 Modbus Rtu Digital IO Module RS485 NPN PNP DI-DO Pin Core Board Switching Input Output
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16CH 5 in 1 Modbus Rtu Digital IO Module RS485 NPN PNP DI-DO Pin Core Board Switching Input Output
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4/8Way ESP32 RS485 Modbus WIFI Bluetooth Relay Module DC 9-24V Optocoupler Isolated Relay Module
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4/8Way ESP32 RS485 Modbus WIFI Bluetooth Relay Module DC 9-24V Optocoupler Isolated Relay Module
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R413E16 16CH Multifunction RS485 RS232(TTL) PLC Modbus Rtu Module IO Control Switch Board For 5V
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R413E16 16CH Multifunction RS485 RS232(TTL) PLC Modbus Rtu Module IO Control Switch Board For 5V
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DC 12V/24V 4-16CH DI-DO CAN Fieldbus Relay Module RS485 Modbus RTU PLC IO Expanding Board NPN/PNP
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DC 12V/24V 4-16CH DI-DO CAN Fieldbus Relay Module RS485 Modbus RTU PLC IO Expanding Board NPN/PNP
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Waveshare Modbus RTU IO 8CH,Industrial 8-Ch Digital Input & Output Module,DC 736V Wide Voltage
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Waveshare Modbus RTU IO 8CH,Industrial 8-Ch Digital Input & Output Module,DC 736V Wide Voltage
Aliexpress
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Modbus RTU 01/02/03/04/05/06/15/16 Function Code 12CH 12V 24V RS485 Analog Digital IO Module
Aliexpress
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Modbus RTU 01/02/03/04/05/06/15/16 Function Code 12CH 12V 24V RS485 Analog Digital IO Module
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ESP32 Modbus WIFI Bluetooth 4-Way 8-Way Relay Module RS485 Development Board MODBUS Protocol 4/8Way
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5A DC 6-24V 8I8O Multifunction Modbus RTU MOSFET Module Support 03 06 16 Function Code RS485 Switch
Aliexpress
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5A DC 6-24V 8I8O Multifunction Modbus RTU MOSFET Module Support 03 06 16 Function Code RS485 Switch
Aliexpress
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DC 5V 12V 24V 32CH RS485 2.54mm Pin Core Board Modbus Rtu Input And Output Control PLC HMI Remote IO
Aliexpress
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DC 5V 12V 24V 32CH RS485 2.54mm Pin Core Board Modbus Rtu Input And Output Control PLC HMI Remote IO
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2X DC 6.5-30V 32Ch Modbus RTU RS485 PLC IO Expansion Board ULN2803A Darlington Transistor Relay LED
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2X DC 6.5-30V 32Ch Modbus RTU RS485 PLC IO Expansion Board ULN2803A Darlington Transistor Relay LED
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3X(Modbus Rtu 4 Way Relay Module 7-24V Relay Module Switch Rs485/Ttl
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16CH 5 in 1 Modbus Rtu Digital IO Module RS485 NPN PNP DI-DO Pin Core Board Switching Input Output PLC HMI Remote IO Expanding
Alibaba B2B
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16CH 5 in 1 Modbus Rtu Digital IO Module RS485 NPN PNP DI-DO Pin Core Board Switching Input Output PLC HMI Remote IO Expanding
Alibaba B2B
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Rs485 4Ai+Ado Modbus RTU I/O Ma01-Xacx0440 Network Modules Serial Port For PLC/Touch Display Watchdog
Walmart
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Rs485 4Ai+Ado Modbus RTU I/O Ma01-Xacx0440 Network Modules Serial Port For PLC/Touch Display Watchdog
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Industrial Control Board, Programmable Logic Controller, DC Relay Transistor Module, Modbus-RTU,
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Industrial Control Board, Programmable Logic Controller, DC Relay Transistor Module, Modbus-RTU,
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8Ch Rs485 Modbus Rtu Do/Pwm Output Multifunction Mos Driver Board For Multilayer Signal Lights Led
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16Ch 5 in 1 Modbus Rtu Digital IO Module Rs485 NPN Di-Do Pin Cores Board Switching Output Remote IO Board
Walmart
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16Ch 5 in 1 Modbus Rtu Digital IO Module Rs485 NPN Di-Do Pin Cores Board Switching Output Remote IO Board
Walmart
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Industrial Modbus Rtu 8-Ch Relay Module (E) With Rs485 Interface 30A
eBay
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Industrial Modbus Rtu 8-Ch Relay Module (E) With Rs485 Interface 30A
eBay
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ESP32 8CH Programmable Relay Module Wifi 2.4G & RS485 Modbus | 30Pin Expansion Board For Smart
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ESP32 8CH Programmable Relay Module Wifi 2.4G & RS485 Modbus | 30Pin Expansion Board For Smart
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3X Modbus Rtu 4 Ch Relay Module Input 485 Ttl Uart Communication 4-Channel Input 7-24V Relay Module,3 X Modbus RTU 4 CH Relay Module,Blue
Walmart
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3X Modbus Rtu 4 Ch Relay Module Input 485 Ttl Uart Communication 4-Channel Input 7-24V Relay Module,3 X Modbus RTU 4 CH Relay Module,Blue
Walmart
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DNMEB50 16AI-16DI-16DO RS485 MEGA2560 R3 IO Expanding Module Analog Digital Modbus Relay Board For Ardruino Open PLC Remote IO
Alibaba B2B
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DNMEB50 16AI-16DI-16DO RS485 MEGA2560 R3 IO Expanding Module Analog Digital Modbus Relay Board For Ardruino Open PLC Remote IO
Alibaba B2B
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Dc7-24V Esp32 Modbus RTU Four Channel Relay Module Rs485 Development Board Modbus Protocol Optocoupler Isolation Relay Board Built-In Rs485 Interface
Walmart
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Dc7-24V Esp32 Modbus RTU Four Channel Relay Module Rs485 Development Board Modbus Protocol Optocoupler Isolation Relay Board Built-In Rs485 Interface
Walmart
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16Ch 5 in 1 Modbus Rtu Digital IO Module Rs485 NPN Di-Do Pin Cores Board Switching Output Remote IO Board
Walmart
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16Ch 5 in 1 Modbus Rtu Digital IO Module Rs485 NPN Di-Do Pin Cores Board Switching Output Remote IO Board
Walmart
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DC 5V 12V 24V 8CH RS485 2.54mm Pin Core Board Modbus Rtu Input And Output Control PLC HMI Remote IO
Aliexpress
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DC 5V 12V 24V 8CH RS485 2.54mm Pin Core Board Modbus Rtu Input And Output Control PLC HMI Remote IO
Aliexpress
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DC 5V 12V 24V RS485 Digital Tube Characters LED Display Module Modbus RTU For PLC Configuration
Aliexpress
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DC 5V 12V 24V RS485 Digital Tube Characters LED Display Module Modbus RTU For PLC Configuration
Aliexpress
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HTS S7810M1003 Modbus Data Controlbus Module. Restricted Item
Voomi Supply
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HTS S7810M1003 Modbus Data Controlbus Module. Restricted Item
Voomi Supply
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Modbus Rtu 4 Relay Module Input 485 Ttl Uart Communication 4-Channel Input 7-24V Relay Module
Walmart
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Modbus Rtu 4 Relay Module Input 485 Ttl Uart Communication 4-Channel Input 7-24V Relay Module
Walmart
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Ebyte ODM Nb-Iot ME31-AXAX4040 4 Way Modbus Gateway Support Network Module Ethernet Io Wireless Module
Alibaba B2B
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Alibaba B2B
Arduino Modbus PLC Build Instructions
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Arduino Modbus PLC Build Instructions
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购买 arduino and modbus

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$28.09
$29.28
ESP32 Expansion Board RS485 Modbus Module For Arduino PLC Smart Home IOT DIY
Aliexpress
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ESP32 Expansion Board RS485 Modbus Module For Arduino PLC Smart Home IOT DIY
Aliexpress
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8AI-8DI-8DO Multifunction IO Expanding Module For ARDUINO NANO V3.0 RS485 Modbus RTU Open PLC LED
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8AI-8DI-8DO Multifunction IO Expanding Module For ARDUINO NANO V3.0 RS485 Modbus RTU Open PLC LED
Aliexpress
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Anemometro Arduino RS485 Modbus Senser Ultrasonic Anemometer Veinasa Wind Speed And Wind
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Anemometro Arduino RS485 Modbus Senser Ultrasonic Anemometer Veinasa Wind Speed And Wind
Aliexpress
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Modbus Rtu Digital IO RS485 2.54mm Pin Core Board For Arduino ESP32 ESP8266 PLC Smart Home 16DI/16DO/8DI-8DO/4DI-12DO/12DI-4DO
USA_AliEx
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Modbus Rtu Digital IO RS485 2.54mm Pin Core Board For Arduino ESP32 ESP8266 PLC Smart Home 16DI/16DO/8DI-8DO/4DI-12DO/12DI-4DO
USA_AliEx
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7-24V Powered 4 Channel Relay Module Modbus RTU Rs232/Ttl Uart Optocoupler Isolation 5V 10A Max3232 For Arduino PLC Industrial Control Relay Module Bo
Walmart
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Walmart
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16CH 5 in 1 Modbus Rtu Digital IO Module RS485 NPN PNP DI-DO Pin Core Board Switching Input Output
Aliexpress
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16CH 5 in 1 Modbus Rtu Digital IO Module RS485 NPN PNP DI-DO Pin Core Board Switching Input Output
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4/8Way ESP32 RS485 Modbus WIFI Bluetooth Relay Module DC 9-24V Optocoupler Isolated Relay Module
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4/8Way ESP32 RS485 Modbus WIFI Bluetooth Relay Module DC 9-24V Optocoupler Isolated Relay Module
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R413E16 16CH Multifunction RS485 RS232(TTL) PLC Modbus Rtu Module IO Control Switch Board For 5V
Aliexpress
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R413E16 16CH Multifunction RS485 RS232(TTL) PLC Modbus Rtu Module IO Control Switch Board For 5V
Aliexpress
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DC 12V/24V 4-16CH DI-DO CAN Fieldbus Relay Module RS485 Modbus RTU PLC IO Expanding Board NPN/PNP
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DC 12V/24V 4-16CH DI-DO CAN Fieldbus Relay Module RS485 Modbus RTU PLC IO Expanding Board NPN/PNP
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Waveshare Modbus RTU IO 8CH,Industrial 8-Ch Digital Input & Output Module,DC 736V Wide Voltage
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Aliexpress
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Modbus RTU 01/02/03/04/05/06/15/16 Function Code 12CH 12V 24V RS485 Analog Digital IO Module
Aliexpress
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Modbus RTU 01/02/03/04/05/06/15/16 Function Code 12CH 12V 24V RS485 Analog Digital IO Module
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5A DC 6-24V 8I8O Multifunction Modbus RTU MOSFET Module Support 03 06 16 Function Code RS485 Switch
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5A DC 6-24V 8I8O Multifunction Modbus RTU MOSFET Module Support 03 06 16 Function Code RS485 Switch
Aliexpress
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DC 5V 12V 24V 32CH RS485 2.54mm Pin Core Board Modbus Rtu Input And Output Control PLC HMI Remote IO
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DC 5V 12V 24V 32CH RS485 2.54mm Pin Core Board Modbus Rtu Input And Output Control PLC HMI Remote IO
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2X DC 6.5-30V 32Ch Modbus RTU RS485 PLC IO Expansion Board ULN2803A Darlington Transistor Relay LED
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2X DC 6.5-30V 32Ch Modbus RTU RS485 PLC IO Expansion Board ULN2803A Darlington Transistor Relay LED
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3X(Modbus Rtu 4 Way Relay Module 7-24V Relay Module Switch Rs485/Ttl
eBay
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