Feature:1. 03 06 Function: The MODBUS RTU instruction of this NTC temperature sensor supports 03 06 function code.2. Easy Cascading: By modifying the 485 address, up to 247 modules can be cascaded for use (if more than 16, use R485 repeaters).3. Temperature Range: With this NTC temperature sensor probe, the temperature can be measured from minus 20 Celsius to plus 125 Celsius.4. Adaptable Sensor: B3950 10K 1% NTC thermistor, and up to 7 NTC sensors can be connected at the same time.5. High Accuracy: This NTC temperature sensor is about 50cm / 19.7in long, and it is featured with high accuracy in measurement.Specification:Item Type: RS485 ModuleMaterial: Printed Circuit BoardNTC Sensor: 5x25mm Waterproof ProbeTotal Length: Approx. 50cm / 19.7in ( Manual Measurement, Slight Error May Exist )Resistance Resistance Value: 10KResistance Accuracy: 1%Resistance B Value: 39501%Temperature Measurement Range: Minus 20 to 125Wire Specification: 2651 26 Parallel Wire, Resistant to Temperature 105Plug Type: XH2.54 2PProbe: Version A Does Not Have Mounting HolesPower Supply Voltage: 6 to 24VWorking Current: 8 to 15MA (Related To The Number Of External NTC).Package List:1 xRS485 Module1 x NTC Temperature Sensor