Atlas Scientific RTD 4-Wire Temperature OEM Circuit

• Atlas Scientific RTD 4-Wire Temperature OEM Circuit
• Offers precise temperature measurement
• Supports PT-100 and PT-1000 probes
• Ensures high resolution of 0.001°C
• Operates with I2C communication protocol
• Requires no electrical isolation

The Atlas Scientific RTD 4-Wire Temperature OEM Circuit is an advanced solution designed for engineers requiring precise temperature measurement in mass-produced devices. This compact surface-mount device, measuring 11×13 mm, facilitates accurate readings from any class of 2, 3, or 4 wire platinum RTD probes. It offers a broad sensing range from -126.000 °C to +1,254 °C, ensuring versatility across various applications.

This OEM circuit supports PT-100 and PT-1000 RTD probes, accommodating different configurations including 2, 3, and 4 wire setups. It operates with a high resolution of 0.001 °C and maintains an accuracy of +/– (0.1 + 0.0017 x °C), making it suitable for applications demanding precision. The circuit provides a response time of one reading every 420 milliseconds, ensuring timely data acquisition.

Communication with the circuit is facilitated through the SMBus/I2C data protocol, with a default I2C address of 0x68. It operates within a voltage range of 3.0V to 3.6V and outputs data in ASCII format. The device does not require electrical isolation, simplifying integration into existing systems. Weighing only 0.56 grams, it is an unobtrusive addition to any design.