12V 32CH Channel RS485 Relay Modbus RTU Protocol Serial Remote Control Switch PLC Control Board

12V 32CH Channel RS485 Relay Modbus RTU Protocol Serial Remote Control Switch PLC Control Board

8 Channel DC 12V RS485 Relay Module Modbus RTU 485 Remote Control Switch For PLC PTZ Camera Security Monitoring

8 Channel DC 12V RS485 Relay Module Modbus RTU 485 Remote Control Switch For PLC PTZ Camera Security Monitoring

N4DOK32 12V 24V 32CH DIN Rail RS485 Relay Modbus RTU Protocol Remote Control PLC Expansion Board

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3pcs 6-24V 8CH Channel RS485 Module Modbus RTU Protocol AT Command Multi-function Relay PLC Control Board

5pcs 6-24V 8CH Channel RS485 Module Modbus RTU Protocol AT Command Multi-function Relay PLC Control Board

R421B16 16CH DC 12V RS485 Modbus RTU Relay Board RS485 Bus Remote Control Switch for LED Motor PLC PTZ Camera Smart Home

DC 12V 24V 8 Isolated IO DIN35 C45 Rail Box UART RS485 MOSFET Module Modbus RTU Control Switch Board for Relay PLC LED P

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R4D1C32 12V 32 Channel DIN Rail RS485 Controller Modbus RTU Protocol Remote PLC Expansion Board

N4D8C12 Isolation 12V/24V RS485 Relay Modbus RTU Protocol DIN35 Rail Shell PLC Optional

2 IN 1 8CH Network Ethernet RS485 Relay Modbus RTU Slave TCP/IP UDP UART Switch Module PLC Industrial Control Board

AMDOC16 DC 12V 24V 16DO RS485 Isolated Communication Switch Digital Output MODBUS RTU PLC Expansion Relay Board

R4D5E32 32CH DC 12V/24V 20A High Current RS485/Ethernet Slave Relay Module RJ45 Network Port TCP/IP Modbus RTU Board

DC 12V 24V 32CH Optically Isolated Input PNP NPN Switch Digital Collector RS485 Modbus RTU Module

2 IN1 12 DIO Ethernet/RS485 Relay Switch Module Modbus RTU TCP/IP Network Controller PLC Expansion Board

ET69C02 DC 12V RS485 Modbus RTU TCP to Ethernet Network UDP TCP Client Server MQTT Converter Serial Port Server for PLC

Dual Modbus-Rtu 2-way Relay Module Switch Input and Output RS485/TTL Communication Controller

R4D7G04 20DO 2DI 2AI RS485 Modbus RTU Relay Multifunction Module PLC IO Expanding Board 4-20MA 0-10V Current and Voltage

AMDIB16 DC 12V 24V 16 Channels NPN PNP Digital Input Module RS485 3KV Isolated Communication MODBUS RTU PLC Expansion Bo

5pcs DS18B20 5V RS485 Com UART Temperature Acquisition Sensor Module Modbus RTU PC PLC MCU Digital Thermometer

KING PIGEON IOT100 GSM/GPRS Modbus RTU Over TCP 1 RS485 Serial Port IOT Sensor To Cloud Device

433-458MHz UHF DTU RS485 Bus RF Serial Port UART Transceiver Module for Smart Meter PTZ Camera PLC Modbus

RT38B01 433-458Mhz UHF DTU RS485 BUS RF Serial Port Uart Transceiver Module for Smart Meter PTZ Camera PLC Modbus

PZEM-004T 0-100A AC220 TTL Serial Communication Module Voltage Current Power Frequency Modbus-RTU

3pcs DS18B20 5V RS485 Com UART Temperature Acquisition Sensor Module Modbus RTU PC PLC MCU Digital Thermometer

8ch 4-20MA/0-10V Current Voltage ADC Collector Read Capture Module RS485 MODBUS RTU PLC Board

SHT20 Temperature & Humidity Transmitter Sensor High Precision Monitoring Modbus RS485 RTU PLC system integration

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