4ch 500 Celsius PT100 Thermocouple RTD emperature Sensor RS485 Temperature Sensor Module Modbus RTU Board Paperless Recorder (A 12V with Rail Box)

★★★★★ 4.2 38 reviews

US$11.33
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Management number 250348103 Release Date 2026/09/17 List Price US$11.33 Model Number 250348103
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Product Name:4ch 500 Celsius PT100 Thermocouple RTD emperature Sensor RS485 Temperature Sensor Module Modbus RTU Board Paperless RecorderPacking list:1 PCSPTA8C04 4ch PT100 RS485 Acquisition module(Specific according to the version and quantity you choose)Description :PTA9B01 PT100 RS485 Acquisition module Description:Working voltage: DC 12V/24VWorking current: 14-18MAMODBUS RTU protocol, 03 read command, 06/16 write command.Serial port baud rate: 9600 (default), N, 8, 1By modifying the 485 address, up to 247 modules can be cascaded (more than 16 please use R485 repeater)Can read temperature and PT100 resistance valueAdapted sensor: PT100 3-wire or 2-wire sensorTemperature 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: 93 X 87 X 41MMWeight: 122gMODBUS RTU protocol please refer to : '' PTA8C04 4CH PT100 RS485 sensor protocol ''PT100 sensor specifications:Type: PT100Probe Diameter: 6.5mmProbe Length: 30mmProbe Material : Stainless steelCable Length: 0.5MPTFE sheath 3-Wire typeTemperature -200~550°C degreeDIN rail Box parameters:Product model: UM72Color: GreenWidth: suitable for PCB board width UM72(72mm)Insulation grade: flame-retardant VO gradeBackplane length: suitable for 90 mm PCB boardsNet weight: 99gInstallation: DIN35 and C45 railFor more information, please contact meTypical application:Thermostatic ControlsIndustrial SystemsConsumer ProductsThermally Sensitive SystemsMeasuring instrumentsIndoor and outdoor temperature measurementTemperature in vegetable gardenWeather forecasting, and monitoringTemperature in Computer RoomWarehouse temperature3-wire probe wiring mode: the red wire is connected to P+, and the other two wires of the same color are connected to P- and GND (the ports are not distinguished).2-wire probe wiring mode: red wire connects to P+, blue wire connects to P- and G.RS485 bus wiring diagram:

  • 4-Channel Temperature Sensing Supports both 2-wire and 3-wire PT100 platinum thermal resistance sensors for versatile temperature monitoring.
  • Modbus RTU Communication Features RS485 interface with Modbus RTU protocol for reliable data transmission, allowing up to 247 modules to be cascaded.
  • Wide Temperature Range Offers a measurement range of -40 to 500 Degrees Celsius, suitable for diverse industrial and environmental applications.
  • Easy Installation DIN rail mounting design and clear terminal labels enable quick setup and wiring.
  • Stable Performance Operates on DC 12V/24V power, with a default 9600 baud rate for consistent, accurate data collection.
ASIN B0GTDZ2TZL
Item Weight 4.9 ounces
Manufacturer Eletechsup
Package Dimensions 5.12 x 5.12 x 2.36 inches

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