ppbRAE 3000 User’s Guide
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minutes (240 seconds). The transmission frequency is user-adjustable,
but a rate of at least once every 30 seconds is recommended.
Note: Shorter intervals reduce battery life.
1. Press [N/-] to step from one option to the next.
2. Press [Y/+] to make a selection.
3. When you are done, press [MODE].
Hygiene Mode
The instrument usually operates in Hygiene Mode, which provides
basic functionality. However, it is possible to operate it in a second
mode called Search Mode. Here are the primary differences:
Hygiene Mode: Automatic measurements, continuously running
and datalogging, and calculates additional
exposure values.
Search Mode: Manual start/stop of measurements and display
of certain exposure values.