

INFRA C50 Release notes
Version: 2.4.0
Date: 2025-07-02
Bug fix:
Issue causing devices to wake-up once a week when shut off is fixed
Issue that certain devices failed to turn monitoring on is fixed
Improvements:
Batteries now discharge to 80% before switching to external power to improve battery lifespan
Display now shows relevant status during firmware upgrade
Stability improvements
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Version: 2.3.0
Date: 2025-04-03
Improvements:
Leq alarm handling improved to avoid repetitive alarms
Corrected Leq value showed on display
Stability improvements
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Version: 2.2.1
Date: 2025-01-10
Improvements:
Behavior if files are damaged on the memory card. Will not lead to repeated connections
Solved UI bug with update of the battery icons.
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Version: 2.2.0
Date: 2024-10-18
Improvements:
GPS(GNSS) used for time adjustment
Octave- and third-octave band filter performance
Added missing max value in recording (we only sent value at trigger sample before)
Behavior if files system fails at boot
Lower power drain during times with non working cellular connections
Stability improvements
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Version: 2.1.0
Date: 2023-10-31
First official release
Features:
Hand-held mode
Improvements:
Major connectivity handling
More settings viewable in the display