RTD 온도 센서의 온도 값을 측정할 수 있는 MAX31865 테스트 보드를 SSM-Type 핀맵으로 제작 했다.
• Simple Conversion of Platinum RTD Resistance to Digital Value
• Handles 100Ω to 1kΩ (at 0°C) Platinum RTDs (PT100 to PT1000)
• Compatible with 2-, 3-, and 4-Wire Sensor Connections
• 15-Bit ADC Resolution; Nominal Temperature Resolution 0.03125NC (Varies Due to RTD Nonlinearity)
• Total Accuracy Over All Operating Conditions: 0.5NC (0.05% of Full Scale) max
• Fully Differential VREF Inputs
• 21ms (max) Conversion Time
3선식 RTD 센서 PT1000 연결예
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