Item Type: Temperature Sensor Module_x000D_Working Voltage: 5V Version: DC 3.7-5.5V; 12V Version: 6-25V_x000D_Working Current: 7-13MA_x000D_MODBUS RTU protocol, 03 read command, 06 write command._x000D_Serial Port Baud Rate: 9600 (default), N, 8, 1_x000D_By modifying the 485 address, up to 247 modules can be cascaded (more than 16 please use R485 repeater)_x000D_Adapted Sensor: B3950 10K 1% NTC thermistor Resistor_x000D_Temperature Measurement Range (using Our NTC Sensor): -20 to +125 ._x000D_Temperature Measurement Accuracy (using Our NTC Sensor): 1%._x000D_Size: Approx. 30 x 15 x 6mm / 1.2 x 0.6 x 0.2in_x000D_Weight: 5V version 2g, 12V version 2.5g _x000D_Optional Style: 5V TTL232 No Sensor, 5V 485 No Sensor, 12V 485 No Sensor, NTC Sensor A, NTC Sensor B 1By modifying the 485 address, a maximum of 247 modules can be cascaded (more than 16 please use R485 repeater) 2High temperature measurement accuracy, the temperature measurement range is -20 to + 125 3Suitable for industrial systems, thermometers and thermally sensitive systems 4Adopted of high quality electronic components, and accuracy process, ensure for the durability 5The pin has good contact performance, ensure stable working1 xTemperature Sensor Module