8-way serial relay module RS485/232/CANopen control board modbus programmable IO

8-way serial relay module RS485/232/CANopen control board modbus programmable IO

16-way serial relay RS485/232/CANopen control board module Modbus is programmable.

8-channel serial port relay module RS485/232/CANopen control board modbus programmable IO

8-channel serial port relay module RS485/232/CANopen control board modbus programmable IO

Modbus Rtu Relay Module 30 Road Industrial Control Board/RS485/232 Serial Port/30 Road IO Expansion

Modbus Rtu Relay Module 30 Road Industrial Control Board/RS485/232 Serial Port/30 Road IO Expansion

8-Way Serial Port Relay Control Panel Pulse Count RS485/232/Modbus RTU with Isolation Industrial Grade

Serial port io acquisition module relay control board expansion switch rs485/232 communication modbus protocol

8-in 8-out Serial Port Control IO Card Relay Board Modbus Industrial Expansion Module Computer Intelligent Control 232

Serial control relay IO card PLC industrial control board RS485 232 communication 8 in 8 out modbus 5V

Serial Port Relay Programmable Relay Programmable IO Industrial IO Module PLC MODBUS-RTU

16-Way Serial Port Relay Control Panel Output Module RS485/232/CANopen Programmable

Relay control board IO card PLC industrial control board serial port RS485 232 Modbus 4 channels

ZQWL-IO-1 CNRR8-I 8 relay control board/RS485/232/Modbus RTU/strip isolation/industrial/programmable

DC7V-DC 24V 220V10A relay control board 8 in 8 out IO card PLC industrial control MODBUS serial port RS485 232 communication

Serial Control Relay IO Card PLC Industrial Control Board RS485 232 Modbus Programming 4 Ways

16-Way Serial Port Relay Control Panel Module RS485/Modbus RTU Pulse Count Programmable Industrial Grade

MOS Tube IO Card Serial Controller Field Effect Tube Optocoupler Isolation RS485 232 DC Modbus

4-channel serial port relay control board module RS485/232 interface MODBUS protocol ASCII pulse count

16-Way Serial Port Relay Control Panel RS485/232/Modbus RTU/CANopen with Isolation Industrial Grade

NLK-IO-2424 RS485 Relay Serial Port Expansion Modbus RTU Relay PLC IO Expansion

Huaqingjun 8-Channel IO RS485+232+Ethernet DPDT Relay Module Modbus RTU/TCP LAN RJ45 Module for AC Contactors

DC 12V 24V 32ch 03 06 16 Modbus RTU RS485 SPDT Relay Switch Module UART Serial port Module DIN Rail Box PLC IO expanding board

DC 12V 24V 32ch 03 06 16 Modbus RTU RS485 SPDT Relay Switch Module UART Serial port Module DIN Rail Box PLC IO expanding board

DC 12V/24V MQTT TCP UDP PLC IO Expanding Board Multifunction Network Relay Ethernet to RS485 Serial Serve LAN RJ45 Modbus

8DO Relay Output 8DI Switch Input, RJ45 Port TCP Ethernet IO Module Modbus Controller, Compatible with RS485 232

DC 12V 24V Multifunction Network Relay Ethernet to RS485 Serial Serve LAN RJ45 Modbus MQTT TCP UDP PLC IO Expanding Board

Huaqingjun 4-Channel RS485 Communication Relay Module RS485 Modbus RTU/232 DC24V IO Module for Sensor

DC 12V/24V MQTT TCP UDP PLC IO Expanding Board Multifunction Network Relay Ethernet to RS485 Serial Serve LAN RJ45 Modbus

8DO relay output 8DI switch input, RJ45 port TCP Ethernet IO module Modbus controller, compatible with RS485 232

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