The Maxim Integrated DS1921G+ Thermochron iButton is a robust, self-sufficient system that features a real-time clock and temperature sensor in a durable stainless steel enclosure. Designed for logging temperature data in a wide range of applications, the DS1921G+ is an ideal solution for monitoring and recording temperature conditions over time.

Key Features

• High Precision: This device offers a temperature measurement range of -30°C to +85°C with an accuracy of ±1°C, making it suitable for a variety of sensitive applications.
• Large Memory: It comes with a 2048-byte data log memory, which can store as many as 2048 time-stamped temperature readings.
• Long Battery Life: The DS1921G+ is equipped with a built-in battery that provides up to 10 years of life, ensuring long-term data collection without the need for external power.
• Programmable Resolution: Users can select between 0.5°C and 0.0625°C resolution settings for temperature measurements, allowing for flexibility in data granularity.
• Easy Integration: Its iButton form factor enables easy integration into various systems and environments, and it can be read by any PC with a standard iButton reader.

Applications

The DS1921G+ is versatile and can be used in various fields, including:

• Supply chain monitoring, especially for temperature-sensitive goods like food, pharmaceuticals, and chemicals.
• Environmental and scientific research, where accurate temperature logging is crucial.
• Industrial process tracking and HVAC system monitoring to ensure optimal operating conditions.
• Agricultural applications to monitor temperature fluctuations that can affect crop yields.

Reliability and Durability

Encased in a rugged, waterproof stainless steel container, the DS1921G+ can withstand harsh environments and is resistant to dust, shock, and water. This durability, combined with its compact size, makes it an excellent choice for applications that require reliable logging in challenging conditions.