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RS485 Modues & relays

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R4D7G04 DC 12V Multifunction PLC IO Expanding Board 4-20MA 0-10V Analog Current Voltage Collector NPN/PNP DI for Instrument
SGIOB08 8Ch DC 7-30V Safety Barrier Shell RS485 Digital Optocoupler Input Darlington tube Output Module MODBUS RTU PLC Expansion Board
R4D7G04 DC 24V Multifunction PLC IO Expanding Board 4-20MA 0-10V Analog Current Voltage Collector NPN/PNP DI for Instrument
CTR4A01 20A 110 220V 50HZ/60HZ RS485 Current Collector Ammeter MODBUS PLC Current Analog Acquisition AC Transformer Meter Module
NT28B16 20K 16 CH RS485 Temperature Acquisition Board RTU Paperless Recorder 10K/20K/50K/100K B3950 NTC Sensor
N4CID08 8AI Current Voltage Analog Collector 20MA 30V ADC RS485 Bus Core Board for Arduino Pi PICO ESP32 ESP8266 WIFI Nodemcu
SHA8C01 12V RS485 -40-125Celsius 0-100%RH SHT30 SHT3X RS485 RS232 TTL Modbus Rtu Digital Temperature Humidity Sensor Module
WG18A02 DC 12V RS485 UART Modbus RTU HX711 Pressure Weight Sensor Electronic Scale Module For PLC Configuration Software
N4VIG08 DC5V 8AI 8CH Analog-to-Digital Conversion ADC Module 0-10V Voltage Current to RS485 Modbus PinBoard PLC Remote IO DIY
N4D8C12 24V 12CH Digital IO RS485 Relay Module Modbus RTU DIN35 C45 Rail Box For PLC PTZ Configuration
R4D3C32 12V C45 Rail Box DC 32ch DIN35 RS485 Modbus RTU Relay Board 485 Bus Remote Control Switch for LED Motor PLC PTZ Camera Smart
R4D3B16 16CH 12V 10A DIN Rail Box PLC Expansion Board RS485 Modbus RTU Relay Module
NT18B07 7 CH NTC Temperature Transmitter 10K Thermistor to RS485 Acquisition Module For PLC Paperless Recorder Configuration Softwa
N4AIB16 22CH 4-20MA Current & 2CH 0-30V Voltage Input RS485 AI Module 24CH 12-bit ADC Collector Board MODBUS RTU PLC IO
RYR432D Easy Setup 12V 32 Channels Modbus Relay Board IOT RS485 Network PC UART Industrial Control Switch Module for PLC HMI TP PTZ
TB438 NTC B B3950 10K 1% NTC Thermal sensor for NT48A08 NT48B20 NT48C32 NTROA02 NT18B07
N46IB02 4-20MA To RS485 2 CH DC 12V 0-25MA Analog Acquisition Module 12Bit ADC Board Modbus RTU PLC
N43IC04 0-10MA RS485 Modbus RTU ADC Module 4CH Current/Voltage Analog Acquisition Board
N4RFA04 Relay RT5BF01 DC 12V 433M Wireless RS485 IO Point-to-Point Master-Slave RF Transceiver Relay Swicth Board for Water Pump LED PTZ PLC
ETHUB18 1xNetwork to 8xRS485 1/8 Port Industrial Gateway Serial Server RJ45 to RS485 HUB Converter UDP TCP Modbus TCP RTU MQTT HTTP PLC
LD58A08 8ch RS485 Modbus RTU DO/PWM Output Multifunction MOS Driver Board for Multilayer Signal Lights LED Relay Solenoid Valves Motor
N4DIG08 8CH Input/Output UART RS485 Modbus RTU Controller PLC Expansion Module For Arduino UNO MEGA NANO STM32 AVR PIC
NT28B16 10K 16 CH RS485 Temperature Acquisition Board RTU Paperless Recorder 10K/20K/50K/100K B3950 NTC Sensor
CTR4A01 110 220V 50HZ/60HZ RS485 Current Collector Ammeter MODBUS PLC Current Analog Acquisition AC Transformer Meter Module
R4PIN08 8DO 8CH Multifunction RS485 Remote IO 2.54mm Pin Core Board Modbus Rtu Master-slave Digital Collection Module DC 5V 12V 24V
UD74B08 DC 12V 8ch IO Digital Collector USB COM Serial Port UART Relay Module
RT38B01 433-458MHz UHF DTU RS485 Bus RF Serial Port UART Transceiver Module for Smart Meter PTZ Camera PLC Modbus
RT4AE01 VHF/UHF Radio Modem 433M/RS485/RS232/USB Wireless Transceiver Serial Data Long-Distance Transmission Module
R4D6F20 24V 20DO 2DI 2AI RS485 Switch Digital Analog IO Modbus RTU Relay Module PLC Expanding Board 4-20MA 0-10V Voltage Read
TB446 for SHA8C01 SHT30 sensor Modbus Rtu Digital Temperature Humidity Sensor Module
R413D08 5V RS485 RS232(TTL) PLC Modbus RTU Module 8ch IO Control Switch Board for Relay Industrial automation
CAN4A02 CAN to RS485 Transparent Transmission Converter Field Bus Signal to RS232(TTL) Module for CNC Car Automated Industry PLC Relay
AMDOC16 DC 12V 24V 16DO RS485 Isolated Communication Switch Digital Output MODBUS RTU PLC Expansion Board
N4CID08 5V 8AI Current Voltage Analog Collector 20MA 30V ADC RS485 Bus Core Board for Arduino Pi PICO ESP32 ESP8266 WIFI Nodemcu
N4VIG08 DC 5V 8AI 8CH Analog-to-Digital Conversion ADC Module 0-10V Voltage Current to RS485 Modbus PinBoard PLC Remote IO DIY
CE040 DC 12V 4 CH RS485 Relay Module Modbus RTU And AT Command Remote Control Switch for PLC PTZ Camera Security Monitoring
LD58A08 8ch RS485 Modbus RTU DO/PWM Output Multifunction MOS Driver Board for Multilayer Signal Lights LED Relay Solenoid Valves Motor
PTA8C04 4CH DC 24V -40~500 Celsius PT100 Thermocouple Temperature Sensor Module Modbus RTU Platinum Thermal Resistance Collector
ETIOE16 12V 16CH NPN DI Digital Analog Ethernet Remote I/O Modules Modbus RTU TCP/IP MQTT Network Controller 4-20MA 0-10V DAC Output Board
R4A8H08 24V 8DO 4DI 8AI RS485 Modbus RTU Multifunction Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector R4A8H08
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