By the transmitter, the signal of thermal resistance can be converted into 4-20mA current signal, convenient to use with the computer. Sensor: Pt100 Measuring range: -50 to 100 degrees Output: 0-10V Working voltage: DC 24V Accuracy: plus or minus 0.2% Mass: 45mm diameter (1.77 Inch) Color: Blue Material: Plastic Weight: 30g/Pieces Package Included: 8 x Temperature Transmitter Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3 cm.