DESCRIPTION
The Grove – 1-Wire Thermocouple Amplifier (MAX31850K) is a thermocouple-to-digital converter with 14-bit resolution and cold-junction compensation. This module is designed to be used in conjunction with a k-type thermocouple. The thermocouples have a much larger measurement range than thermistors.
This module is based on the MAX31850K, which integrates an amplifier, ADC and 64-bit ROM. Thanks to the 64-bit ROM, each device has a unique 64-bit serial code, which allows multiple units to function on the same 1-Wire bus. Therefore, it is simple to use one microcontroller (the master device) to monitor temperature from many thermocouples distributed over a large area.
FEATURES
- Integrated Cold-Junction Compensation
- Wide Conversion Range: allow readings from -270℃ to +1768℃
- 14-Bit, 0.25℃ Resolution
- It will not work with any other kind of thermocouple except K type
- Detects Thermocouple Shorts to GND or VDD
- Detects Open Thermocouple
Typical Applications
- Medical
- Appliances
- Industrial
- HVAC(Heating, Ventilation and Air Conditioning)
Technical Details
- Operating Voltage: 3.3/5V
- Temperature Resolution: 14 bits
- Temperature Accuracy: +-2 ℃
- Operating Range: -40 to +125 ℃
- Storage Temperature Range: -65 to +150℃
- Allow Readings Range: -270 to +1768℃
- Input Jack: DIP Female Blue 2-Pin
- Output Interface: 1-Wire bus
RESOURCES
- Seeed Product Wiki