Multiplex Serial Port Relay 232/485 Switch Value Acquisition Input/output Industrial Control Modbus Optocoupler

16 Channel Serial Port Relay 232/485 Switch Value Acquisition Input/output Industrial Control Modbus Optocoupler

6-way Serial Port Relay 232/485 Switch Value Acquisition Input/output Industrial Control Modbus Optocoupler

4-way Serial Port Relay 485 Switch Value Acquisition Input Output Industrial Control Modbus Optocoupler IO404

4 Serial Port Relay 232 Switch Value Acquisition Input Output Industrial Control Modbus Optocoupler IO404-232

2-Way 1-Way Serial Port Relay Switch Analog Acquisition Output Control Industrial Grade 485/232 Modbus

8AI-4DO 8-channel Analog Acquisition Input 4-channel Relay Output 220VAC Modbus RTU Module Serial Port 485 Industrial Controller

24 Channel Switching Value Input Acquisition Card PLC Industrial Control Optocoupler Isolation NPN PNP 485 232 MODBUS

8AI-4DO 8-channel Analog Acquisition Input 4-channel Relay Output 220VAC Modbus RTU Module Serial Port 485 Industrial Controller

4-way network 485 serial port relay IO control module board 232 switching value acquisition input RS485 / RS232

8-channel Analog Acquisition Input 4-channel Relay Output 220VAC Modbus RTU Module Serial Port 485

Modbus analog acquisition input and output 4-20ma0-10v to 485 module 232 serial port PLC extended IO

4-way switch value acquisition and control module input relay delay output to 485 modbus remote IO communication

4-way network 485 serial port relay IO control module board 232 switching value acquisition input RS485 / RS232

16 Channel Serial Port 232 485 Relay Modbus RTU Computer Control 16 Input 16 Output

4-way switch value acquisition and control module input relay delay output to 485 modbus remote IO communication

4G DTU Module 2-way Switching Value Input Relay Output 485 Serial Port Acquisition Modbus RTU to Wireless

Modbus analog acquisition input and output 4-20ma0-10v to 485 module 232 serial port PLC extended IO

Modbus Analog Data Acquisition Input and Output 4-20ma0-10v to 485 Module 232 Serial Port PLC Extension IO

Modbus Analog Data Acquisition Input and Output 4-20ma0-10v to 485 Module 232 Serial Port PLC Extension IO

Modbus Relay IO Module Wide Voltage Controller Remote Control Switching Value Acquisition 485 Serial Port Relay

ETH-MODBUS-IO5R MODBUS RTU Convert TCP 485/232 Serial Port To Ethernet 5 Channel Input Output Relay Server Module

ETH-MODBUS-IO5R MODBUS RTU Convert TCP 485/232 Serial Port To Ethernet 5Channel Input Output Relay Server Module

8-channel analog acquisition input 4-channel relay output 220VAC Modbus RTU module serial port 485

32 Channel Input Switching Value Acquisition Serial Port 485 Modbus RTU Switch Board Automatically Sends

ETH-MODBUS-IO5R MODBUS RTU Convert TCP 485/232 Serial Port To Ethernet 5 Channel Input Output Relay Server Module

Modbus Analog Signal Acquisition Input/output 4-20mA 0-10v to 485 Module 232 Serial Port PLC Expansion IO

307L 8Al+ 4DO 8-channel analog acquisition input 4-channel relay output 220VAC Modbus RTU module serial port 485

45 Channel Di Input Switching Value Acquisition Module 485 Communication Data Signal Modbus Rtu Serial Port Ethernet Io

ETH-MODBUS-IO5R MODBUS RTU Convert TCP 485/232 Serial Port To Ethernet 5Channel Input Output Relay Server Module

IO Module 485 Relay 2-way Relay Output and Input MODBUS 485 / 232 Acquisition Module

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