Product Overview
The 7Semi MAX31856 Universal Thermocouple Amplifier Breakout is a versatile module designed to interface with various thermocouple types, including K, J, N, R, S, T, E, and B. It features the MAX31856 precision thermocouple-to-digital converter, which performs cold-junction compensation and linearization, providing accurate temperature readings formatted in degrees Celsius. The converter offers a high resolution of 0.0078125°C and supports a wide temperature range, depending on the thermocouple type, with readings as high as +1800°C and as low as -210°C. The module communicates via a 4-wire SPI interface, facilitating easy integration with microcontrollers. Additional features include ±45V input protection, 50Hz/60Hz noise rejection filtering, and fault detection capabilities, such as open thermocouple detection and over/under-temperature fault detection, enhancing system reliability and performance.
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Universal Compatibility: Supports K, J, N, R, S, T, E, and B type thermocouples.
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Wide Temperature Range: Measures from -210°C to +1800°C with 0.0078125°C resolution.
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High Accuracy: Provides ±0.15% thermocouple voltage measurement accuracy.
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Cold-Junction Compensation: Automatic correction for precise temperature readings.
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Fault Detection: Monitors for open thermocouples, over-temperature, and under-temperature conditions.
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Noise Rejection: Built-in 50Hz/60Hz line frequency filtering for enhanced performance.
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SPI Interface: Communicates over a 4-wire SPI, compatible with any microcontroller.
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