Temperature Module Rs485s of 2025
Best Choice1
TzoneTzone RS485 Temperature Humidity Sensor Modbus RTU Temp Sensor Digital Industrial Temp and Humidity Transmitter Wall Mounted,-40℉ to 257℉ Temperature Probe Analog Moisture Monitor Greenhouse Grow Tent
Main highlights- RS485 Temperature Humidity Transmitter: The analog sensor adopts industrial-grade CMOS chip SHT30 sensor,improves its stability and reliability in high temp or humid environments; Dustproof,rainproof,snowproof,and breathable; Wall-mounted,easy to install
- Modbus-RTU Temp Sensor: Using RS485 communication interface output, compatible with standard Modbus-RTU protocol,keep transmission stability; Collection interval is 10s; The MAX transmission distance is 1200 meters,transmission rate is 4800 bps /9600 bps
- LCD Display & Wide Application: Large LCD screen,displays real-time temp and humidity values,supports checking environmental data in time; Widely used to monitor temp and humidity in industrial,agricultural,HVAC,PLC and DCS Room,grow tent,greenhouse,etc
- Industrial Temperature Sensor Measurement Range: Temp measurement range is -40℃ to 125℃,accuracy is ±0.3℃(0~60℃); Humidity measuring range is 5% to 95%RH,accuracy is ±2%RH(10%~90%RH); Power Supply: DC 5～36V (voltage), 5mA (current); IP54 Waterproof
- DIP Switch Identify Sensors: Adopts DIP switch to set the address to facilitate sensor identification; With good long-term stability and anti-interference performance,it supports simultaneous monitoring of multiple temp and humidity sensors through computer
9.8Exceptional
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Value for Money2
TaidacentTaidacent RS485 Temperature and Humidity Transmitter Modbus RTU Moisture Monitoring Controller Probe with SHT30 Sensor PLC DCS (SHT30TYPE3)
Main highlights- The internal use of high-precision sensing core and related devices to ensure high reliability and excellent long-term stability,can be customized RS232,RS485,CAN,4 to 20mA,DC0~5V V,ZIGBEE,Lora,WIFI,GPRS and other output methods.
- Suitable for high temperature environment, such as oven, constant temperature and humidity box, sauna room, steam room
- Metal probe, high temperature, waterproof and dustproof, integrated temperature and humidity
- Communication Interface RS485 Default baud rate 9600
- Applicable conditions: -40~120°C; 0-100%RH
9.7Exceptional
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3
EujgoovTemperature Sensor Module 4ch PT100 RTD RS485 Temperature Sensor Board RTU Collector PTA8C04 with Rail Housing (B500 DC24V)
Main highlights- WITH FITTINGS: Temperature sensor module with acquisition is equipped with rail and housing, convenient for you to use
- TYPICAL APPLICATIONS: Modules can be used for constant temperature control, industrial systems, consumer products, thermal systems, measuring instruments, indoor and outdoor temperature measurement, vegetable garden temperature, weather forecast and monitoring, room temperature, warehouse temperature
- READ OR WRITE NUMBER: Support protocol, 03 read command, 06 or 16 write command, module can read temperature and PT100 value
- CONNECTABLE MODULES: A maximum of 247 modules can be cascaded by modifying the 485 address(use R485 repeater for more than 16 modules)
- APPLICABLE SENSOR: Temperature sensor module is suitable for PT100 3 wire or 2 wire sensors, very useful
9.6Exceptional
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4
TaidacentTaidacent SHT30 RS485 Modbus RTU Temperature and Humidity Sensor Transmitter for PLC and DCS Room Thermocouple Monitoring
Main highlights- industrial universal standard RS485 bus MODBUS-RTU protocol interface
- Temperature measurement range -30°C~80°C
- PLC and DCS for monitoring
- Humidity measurement range 0~100%RH
- Humidity measurement accuracy ±3%RH @25°C
9.5Excellent
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5
AramoxPT100 RTD RS485 Temperature Sensor Module Board RTU Collector PTA8C04, Industrial Systems, Constant Temperature Control, Temperature Sensor Module, Indoor and Outdoor Temperature (#1) (#2) (#3) (#4)
Main highlights- [WITH FITTINGS] Equipped with rail and housing for convenient use. Ensures easy installation and of the temperature sensor module.
- [TYPICAL APPLICATIONS] Suitable for constant temperature control in industrial systems, consumer products, and thermal systems. Ideal for indoor and outdoor temperature measurement, weather forecast, and monitoring of room and warehouse temperature.
- [READ OR WRITE NUMBER] Supports protocol with read and write commands. Enables the module to accurately read temperature and PT100 values for efficient data collection.
- [CONNECTABLE MODULES] Can cascade up to 247 modules by modifying the 485 address. Use R485 repeater for more than 16 modules. Allows for seamless expansion and connectivity.
- [APPLICABLE SENSOR] Compatible with PT100 3 wire or 2 wire sensors, making it highly versatile for various temperature sensing applications.
9.4Excellent
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6
LUCKDANOIntegrated Temperature Humidity Transmitter, RS485 Sensor Module, for Industrial Modbus,Rtu
Main highlights- [high accuracy Sth20 Sensor] : Provides excellent interchangeability and accuracy in measuring temperature and humidity.
- [Standard 35mm Rail Installation] : Offers a small, exquisite appearance for easy installation on din35 rails, for industrial settings.
- [Rs485 Hardware Interface] : Equipped with anti thunder design, and compatible with industrial modbus,rtu protocol for seamless integration.
- [Professional Design] : Designed with fine workmanship, making it easy to install and remove for convenient use.
- [High Accuracy Industrial,grade Chips] : Ensures and precise temperature and humidity readings.
9.2Excellent
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7
eletechsup4ch DC 12V 24V -40~500 Celsius PT100 RTD RS485 Temperature Sensor Module Modbus RTU Platinum Thermal Resistance Collector (1PCS A 24V with Rail Box)
Main highlights- MODBUS RTU protocol, 03 read command, 06/16 write command.
- By modifying the 485 address, up to 247 modules can be cascaded (more than 16 please use R485 repeater)
9.1Excellent
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8
wavesharewaveshare Ethernet Industrial Serial Server RS485 to RJ45 Ethernet Module, TCP/IP to Serial, Support Rail-Mount/Modbus Gateway, TCP Server/TCP Client/UDP Mode/UDP Multicast Multi Communication Modes
Main highlights- User-defined heartbeat/registration packet: easy for cloud communication and device identification.
- This is an RS485 device data acquisitor / IoT gateway designed for the industrial environment. It combines multi functions in one, including serial server, Modbus gateway, MQTT gateway, RS485 to JSON, etc. Bi-directional transparent data transmission between RS485 and Ethernet.
- Support Rail-mount :easy to combine multi rail-mounted serial server together, more freely. Support Modbus gateway: suitable for Modbus gridding upgrade, can be used with 3D configuration software. Support NTP protocol: getting network time info for serial output or data upload.
- Multi hosts roll-polling support: different network devices will be identified and responsed respectively, no more crosstalk issue while communicating with multi network devices
- Multi communication modes: supports TCP server / TCP client / UDP mode / UDP multicast. Multi configuration methods: supports Web browser configuration, obtaining dynamic IP via DHCP,DNS protocol connected domain server address. MQTT/JSON to Modbus: more flexible conversion between different protocols.
9.0Excellent
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9
eletechsupEletechsup 8CH DS18B20 Temperature Acquisition Module, RS485 MODBUS RTU Communication
Main highlights- Working voltage: DC 7-30V (9V 12V 24V) Working current: 8-22MA
- Using DS18B20 temperature sensor, up to 8 DS18B20 temperature sensors can be connected at the same time
- Used for signal collection and control in industrial field
- RS485 MODBUS RTU standard communication protocol,Netted with configuration software, PLC or industry touch panel
- Communication circuit designed for thunder protection and interference immunity
8.8Very Good
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10
eletechsup8AI RS485 Analog Input PT100 RTD RS485 Temperature Sensor Acquisition Module Replace NTC K Thermocouple DS18B20 No Shell (1)
Main highlights- Working voltage: DC 8~30V / Working current: 14-25MA
- Temperature measurement range: A version -40℃ to +220℃; B version -40℃ to +500℃. It is recommended to select a version with a smaller range within the range that meets the measurement.
- Temperature measurement accuracy: 1%.
- Size: 136 X 92 X 32MM / Weight: 166g
- Adapted sensor: PT100 3-wire or 2-wire sensor
8.7Very Good
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