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DS1925 Description

The iButton® temperature logger (DS1925) is a rugged, self-sufficient system that measures temperature and records the result in a protected memory section. The recording is done at a user-defined rate. A total of 122K 8-bit readings or 61K 16-bit readings taken at equidistant intervals ranging from 5min to 273hrs can be stored.

DS1925 Key Features

  • Provides High-Quality Temperature Exposure Assessment of an End Product
  • Temperature Measurement Accuracy of ±0.5°C with Storage for Up to 125,440 Timestamped Values
  • Flexibility to Monitor and Data-Log Long Duration Exposures with Short-Duration Time Intervals
  • Unique Factory-Lasered 64-Bit Serial Number Ensures Absolute Traceability Because No Two Parts Are Alike
  • Highly Configurable Options for Data Logging and Security
  • Programmable Sample Rates from 5min to 273hrs
  • Programmable Recording Start Delay After Elapsed Time or Upon a Temperature Alarm Trip Point
  • Two-Level Password Protection of All Memory and Configuration Registers
  • Measure and Report Internal Battery Level and Output-Logged Data if a Battery is Depleted
  • Physically Robust, Operationally Efficient

DS1925 Applications

  • Temperature Logging in Cold Chain -- Food Safety -- Bio Science -- Pharmaceutical and Medical Products High-Tempera
  • Provides High-Quality Temperature Exposure Assessment of an End Product
  • Temperature Measurement Accuracy of ±0.5°C with Storage for Up to 125,440 Timestamped Values
  • Flexibility to Monitor and Data-Log Long Duration Exposures with Short-Duration Time Intervals