Modbus RTU Relay Module 1 2 4 Channel 7-24V RS485 TTL UART Output 12V Input 485 Communication TTL Pin Modbus-Rtu Anti-reverseModbus RTU Relay Module 1 2 4 Channel 7-24V RS485 TTL UART Output 12V Input 485 Communication TTL Pin Modbus-Rtu Anti-reverseModbus RTU Relay Module 1 2 4 Channel 7-24V RS485 TTL UART Output 12V Input 485 Communication TTL Pin Modbus-Rtu Anti-reverseModbus RTU Relay Module 1 2 4 Channel 7-24V RS485 TTL UART Output 12V Input 485 Communication TTL Pin Modbus-Rtu Anti-reverseModbus RTU Relay Module 1 2 4 Channel 7-24V RS485 TTL UART Output 12V Input 485 Communication TTL Pin Modbus-Rtu Anti-reverse
Home > Home Improvement > Electrical Equipment & Supplies

Modbus RTU Relay Module 1 2 4 Channel 7-24V RS485 TTL UART Output 12V Input 485 Communication TTL Pin Modbus-Rtu Anti-reverse

41%

US $4.48 US $2.60


Tags: modbus, relay, module, channel, rs485, uart, output, input, communication, modbus, anti, reverse,

Three-Phase Smart Modbus RS485 Multi-Function Din Rail Energy Meter 45~65Hz Class 1 999999.99Kwh
- 17%
Three-Phase Smart Modbus RS485 Multi-Function Din Rail Energy Meter 45~65Hz Class 1 999999.99Kwh

US $60.84 US $49.89

EM613001 EM613002 EM619001 400V 750V 1000V Modbus Bidirectional DC Solar Smart Energy Meter
- 0%
EM613001 EM613002 EM619001 400V 750V 1000V Modbus Bidirectional DC Solar Smart Energy Meter

US $34.76

DC 12V 24V 8DI-8AI 4-20MA 0-5V 0-10V Analog Collection RS485 Simple PLC IO Expanding Board for ARDUINO NANO Modbus RTU
- 0%
DC 12V 24V 8DI-8AI 4-20MA 0-5V 0-10V Analog Collection RS485 Simple PLC IO Expanding Board for ARDUINO NANO Modbus RTU

US $51.55

ADM-5850G Industrial Modbus gateway server, MODBUS RTU/ASCII to Modbus TCP, support PLC serial port
- 22%
ADM-5850G Industrial Modbus gateway server, MODBUS RTU/ASCII to Modbus TCP, support PLC serial port

US $47.89 US $36.88

8DI 8DO Digital input and output module Optocoupler isolated / RS485 MODBUS RTU communications Wellpro WP8028ADAM
- 5%
8DI 8DO Digital input and output module Optocoupler isolated / RS485 MODBUS RTU communications Wellpro WP8028ADAM

US $26.59 US $25.26

Modbus serial port RS485 to Ethernet Converter server USR-TCP232-304 data transmission DHCP/DNS Supported
- 9%
Modbus serial port RS485 to Ethernet Converter server USR-TCP232-304 data transmission DHCP/DNS Supported

US $14.34 US $12.91

IOT RS485 XHCIOT MA01-AACX2240 ModBus RTU I/O Network Modules with Serial Port 4 Switch Output 2DI+2AI+4DO Watchdog for PLC
- 18%
IOT RS485 XHCIOT MA01-AACX2240 ModBus RTU I/O Network Modules with Serial Port 4 Switch Output 2DI+2AI+4DO Watchdog for PLC

US $16.99 US $13.93

Temperature And Humidity Transmitter SHT20 Sensor Module Precision Monitoring Industrial Grade Modbus RS485 DC4-30V
- 13%
Temperature And Humidity Transmitter SHT20 Sensor Module Precision Monitoring Industrial Grade Modbus RS485 DC4-30V

US $5.27 US $4.58

Modbus RTU I/O Network Module RS485 Control I/O with Serial Port 2DI+2AI+4DO CDSENET MA01-AACX2240
- 14%
Modbus RTU I/O Network Module RS485 Control I/O with Serial Port 2DI+2AI+4DO CDSENET MA01-AACX2240

US $17.19 US $14.78

8 channel input temperature sensor DS18B20 module RS485 RTU MODBUS WP3066ADAM
- 9%
8 channel input temperature sensor DS18B20 module RS485 RTU MODBUS WP3066ADAM

US $25.30 US $23.02

Modbus RTU Control I/O Network Modules Serial Port RS485 Interface 8DO CDEBYTE MA01-XXCX0080 Rail Installation 8~28VDC IoT
- 15%
Modbus RTU Control I/O Network Modules Serial Port RS485 Interface 8DO CDEBYTE MA01-XXCX0080 Rail Installation 8~28VDC IoT

US $17.19 US $14.61

DC 12V 24V 8-channel Isolated Input 8-channel Output DIN35 C45 rail Box UART RS485 Relay Module Modbus RTU Control Switch Board
- 28%
DC 12V 24V 8-channel Isolated Input 8-channel Output DIN35 C45 rail Box UART RS485 Relay Module Modbus RTU Control Switch Board

US $15.94 US $11.32

TAC1100 Multi-traffic Din Rail Single Phase 100A 230V Multifunction Energy Meter Electricity Kwh Meter RS485 Modbus RTU Meter
- 25%
TAC1100 Multi-traffic Din Rail Single Phase 100A 230V Multifunction Energy Meter Electricity Kwh Meter RS485 Modbus RTU Meter

US $14.71 US $11.03

HX711 Load Cell AD Weight Pressure Sensor AD Module Display 24-bit Weighing Instrument Electronic Scale Type-C 5V TTL Modbus RTU
- 25%
HX711 Load Cell AD Weight Pressure Sensor AD Module Display 24-bit Weighing Instrument Electronic Scale Type-C 5V TTL Modbus RTU

US $4.43 US $3.32

LoRa RS485 433MHz Wireless Data Transmission Station CDEBYTE E95-DTU(400F30-485) 30dBm 5KM GFSK Modbus 8V-28V Antenna SMA-K
- 15%
LoRa RS485 433MHz Wireless Data Transmission Station CDEBYTE E95-DTU(400F30-485) 30dBm 5KM GFSK Modbus 8V-28V Antenna SMA-K

US $16.19 US $13.76

High Precision SHT20 Modbus RS485 Temperature Humidity Transmitter Monitoring Sensor
- 0%
High Precision SHT20 Modbus RS485 Temperature Humidity Transmitter Monitoring Sensor

US $4.58

Modbus Gateway Ethernet I/O Networking Module Ethernet RS485 2DI+2AI+4DO CDSENET ME31-AAAX2240 Support Modbus TCP RTU
- 13%
Modbus Gateway Ethernet I/O Networking Module Ethernet RS485 2DI+2AI+4DO CDSENET ME31-AAAX2240 Support Modbus TCP RTU

US $37.89 US $32.59

CWT-MB308K 16DI+12DO RS485 RS232 Ethernet Modbus Remote Controller
- 0%
CWT-MB308K 16DI+12DO RS485 RS232 Ethernet Modbus Remote Controller

US $57.00

USR-DR302 USR-DR301 Din Rail Modbus RTU to TCP RS485 or RS232 serial to Ethernet device server converter
- 5%
USR-DR302 USR-DR301 Din Rail Modbus RTU to TCP RS485 or RS232 serial to Ethernet device server converter

US $18.93 US $17.98

Modbus RTU 4 Way Relay Module DIY STM8S103 System 4 Road Input 485 Communication
- 9%
Modbus RTU 4 Way Relay Module DIY STM8S103 System 4 Road Input 485 Communication

US $24.65 US $22.18

8-24CH 4-20MA To RS485 Current Analog Input Collector Module MODBUS RTU Board For PT100 K Thermocouple Pressure Sensor DC 12 24V
- 0%
8-24CH 4-20MA To RS485 Current Analog Input Collector Module MODBUS RTU Board For PT100 K Thermocouple Pressure Sensor DC 12 24V

US $60.67

rs485 Remote Control Switch PLC IO expansion Board RS485 Modbus RTU Module Board DC 12V 24V 16 Input 16 Output rs485 modbus
- 35%
rs485 Remote Control Switch PLC IO expansion Board RS485 Modbus RTU Module Board DC 12V 24V 16 Input 16 Output rs485 modbus

US $16.51 US $10.73

UART to Ethernet Serial Server RS485 RS422 RS232 RJ45 MQTT HTTP TCP RTU UDP PLC NB114 Long Distance Modbus Gateway Modem
- 15%
UART to Ethernet Serial Server RS485 RS422 RS232 RJ45 MQTT HTTP TCP RTU UDP PLC NB114 Long Distance Modbus Gateway Modem

US $17.99 US $15.29

FX3U 14/20/24/32/40/60 MR/MT 0-10V analog input RS485 MODBUS Relay transistor Output
- 2%
FX3U 14/20/24/32/40/60 MR/MT 0-10V analog input RS485 MODBUS Relay transistor Output

US $203.80 US $197.69

16Ch RS485 Temperature Collector Modbus RTU Paperless Recorder 10K/20K/50K/100K B3950 NTC Sensor NT28B16
- 30%
16Ch RS485 Temperature Collector Modbus RTU Paperless Recorder 10K/20K/50K/100K B3950 NTC Sensor NT28B16

US $13.45 US $9.41

Modbus 4.3inch integrated HMI PLC controller QM3G-43FH-24MT-485P
- 0%
Modbus 4.3inch integrated HMI PLC controller QM3G-43FH-24MT-485P

US $102.00

8ch DC 5-24V RS485 Multifunctional DI-DO Module Digital NPN PNP Input Output Modbus RTU PLC Remote IO Expansion Board
- 30%
8ch DC 5-24V RS485 Multifunctional DI-DO Module Digital NPN PNP Input Output Modbus RTU PLC Remote IO Expansion Board

US $36.03 US $25.22

16 channels Digital output module Optocoupler isolated 16 DO RS485 MODBUS RTU communications Wellpro WP8027ADAM
- 5%
16 channels Digital output module Optocoupler isolated 16 DO RS485 MODBUS RTU communications Wellpro WP8027ADAM

US $26.59 US $25.26

8DO 4DI 8AI RS485 Modbus RTU Multifunction Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector R4A8H08
- 0%
8DO 4DI 8AI RS485 Modbus RTU Multifunction Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector R4A8H08

US $208.64

RS485 2DI+2AI+2DO MA01-AACX2220 ModBus RTU I/O Network Modules with Serial Port for PLC/Touch Display 2 Switch Output Watchdog
- 17%
RS485 2DI+2AI+2DO MA01-AACX2220 ModBus RTU I/O Network Modules with Serial Port for PLC/Touch Display 2 Switch Output Watchdog

US $13.28 US $10.89

Remote WIFI Temperature Controller K-type LCD Digital Thermostat Module Relay Switch APP Button MODBUS 10A -99℃-999℃ DC 6-30V
- 20%
Remote WIFI Temperature Controller K-type LCD Digital Thermostat Module Relay Switch APP Button MODBUS 10A -99℃-999℃ DC 6-30V

US $9.94 US $7.95

3 in 1 RS485 Modbus RTU Current & Voltage Meters Board 0-30V Voltage Signal Measurement 5A Current Collection Module
- 30%
3 in 1 RS485 Modbus RTU Current & Voltage Meters Board 0-30V Voltage Signal Measurement 5A Current Collection Module

US $4.00 US $2.80

Din Rail 3 Phase Energy Monitor Consumption Power Meter kwh Ammeter With 3PCS RS485 Modbus 50/100/15/200CT 230VAC
- 24%
Din Rail 3 Phase Energy Monitor Consumption Power Meter kwh Ammeter With 3PCS RS485 Modbus 50/100/15/200CT 230VAC

US $80.13 US $60.10

Peacefair Newest PZEM-017 DC 0-300V Voltmeter Ammeter RS485 Modbus Voltage Current Power Energy Meter Electric Watt Meter
- 0%
Peacefair Newest PZEM-017 DC 0-300V Voltmeter Ammeter RS485 Modbus Voltage Current Power Energy Meter Electric Watt Meter

US $15.12

Conversion Module Analog 4-20mA 0-5V 0-10V to RS485 Modbus RTU Protocol 2 4 8 Channel Digital RS485 Transform Modules
- 0%
Conversion Module Analog 4-20mA 0-5V 0-10V to RS485 Modbus RTU Protocol 2 4 8 Channel Digital RS485 Transform Modules

US $25.48

Relay Module 20ch RS485 Digital Analog Switch IO Module Modbus RTU PLC UART Expanding Board 4-20MA Current 10V Voltage Reading
- 0%
Relay Module 20ch RS485 Digital Analog Switch IO Module Modbus RTU PLC UART Expanding Board 4-20MA Current 10V Voltage Reading

US $43.30

Load Cell AD Weight Pressure Sensor Module HX710 LED Display 24 bit Weighing Instrument Electronic Scale Type-C TTL Modbus RTU
- 37%
Load Cell AD Weight Pressure Sensor Module HX710 LED Display 24 bit Weighing Instrument Electronic Scale Type-C TTL Modbus RTU

US $5.37 US $3.33

Temperature and humidity transmitter SHT20 high precision temperature and humidity sensor monitoring the Modbus RS485
- 0%
Temperature and humidity transmitter SHT20 high precision temperature and humidity sensor monitoring the Modbus RS485

US $3.61

Temperature and Humidity Transmitter RS485 Serial Communica Temperature XY-MD02 Sensors Modbus RTU Acquisition Module SHT20
- 25%
Temperature and Humidity Transmitter RS485 Serial Communica Temperature XY-MD02 Sensors Modbus RTU Acquisition Module SHT20

US $6.38 US $4.78

ModBus RTU Serial IO Module RS485 Interface 4DI+2DO 8 Digital Outputs Rail Installation 8~28VDC CDEBYTE MA01-AXCX4020
- 13%
ModBus RTU Serial IO Module RS485 Interface 4DI+2DO 8 Digital Outputs Rail Installation 8~28VDC CDEBYTE MA01-AXCX4020

US $12.99 US $11.30