CJMCU-MAX31856 performs cold-junction compensation and digitizes the signal from any type of thermocouple. The output data is formatted in degrees Celsius. Provides high precision thermocouple temperature readings. Includes automatic linear correction for 8 thermocouple types. ± 0.15% (Max., -20°C to + 85°C) thermocouple full scale and linear error. 19-bit 0.0078125°C thermocouple temperature resolution. Internal cold end compensation minimizes system components. ±0.7°C (maximum, -20°C to + 85°C) cold end. ±45V input protection provides stable system performance. Simplify system fault management and troubleshooting. Detect open circuit thermocouples. Overheat and low temperature fault detection. 50Hz / 60Hz noise suppression filtering improves system performance. Colour: Purple Material: PCB Package Contents: 3 x MAX31856 Thermocouple Module