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DS1921H - High-Resolution Thermochron iButton Devices

Features

  • Digital thermometer measures temperature in 1/8°C increments with ±1°C accuracy.
  • Built-in real-time clock (RTC) and timer has accuracy of ±2 minutes per month from 0°C to +45°C.
  • Water resistant or waterproof if placed inside DS9107 iButton® capsule (Exceeds Water Resistant 3 ATM requirements).
  • Automatically wakes up and measures temperature at user-programmable intervals from 1 to 255 minutes.
  • Logs consecutive temperature measurements in 2KB of datalog memory.
  • Reco.

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Full PDF Text Transcription

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DS1921H/DS1921Z High-Resolution Thermochron iButton Devices SPECIAL FEATURES  Digital thermometer measures temperature in 1/8°C increments with ±1°C accuracy  Built-in real-time clock (RTC) and timer has accuracy of ±2 minutes per month from 0°C to +45°C  Water resistant or waterproof if placed inside DS9107 iButton® capsule (Exceeds Water Resistant 3 ATM requirements)  Automatically wakes up and measures temperature at user-programmable intervals from 1 to 255 minutes  Logs consecutive temperature measurements in 2KB of datalog memory  Records a long-term temperature histogram with 1/2°C resolution  Programmable temperature-high and temperature-low alarm trip points  Records up to 24 time stamps and durations when temperature leaves the range specified by the trip points  512 by
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