Internal embedded cold-junction compensation.Have USB port to do configuration.Signal input type, temperature range are programmable through software.Universal RTD TC thermocouple signal input, 2-wire 4-20mA output.12-35V wide range power supply.Support 2-wire, 3-wire, 4-wire RTD PT100/CU50 input, ohm signal input.Support all the thermocouple signal input, type K, J, T, S, N, R, E, B etc. Standard head-mounted package. Refined frosted external shell, -retardant material.High performance in withstanding shock, vibration, external interference, etc. In compatible with all the PLC, temperature controller, meter, etc. Industrial grade operating temperature range: -40 to +85Signal input: Thermocouple or 2-wire RTD, 3-wire RTD, 4-wire RTD.Output: 2-wire 4-20mA current.Output current limit: 20.3mAPower supply: 12-35VDC, 0.2mA excitation current.Measuring Accuracy: 0.5% TC input, 0.2% RTD input.Temperature Drift: less than 25ppm/ F.S.Excitation current: 0.20.01mALoad capacity: 250or 500Protection circuit: Reverse polarity connection protection.Software programmable: Yes, have programming usb cable, configuration software (English).Support : Not supportedOperating temperature: -30-+80Storage temperature: -40-+120Installation:M4x2 screw, standard head-mounted.Material:plasticcolour:bluePackage Contents:2 x Temperature Transmitter1 x USB Config CableOnly the above package content, other products are not included.Note: Light 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 +/- 1-3cm.