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MCU environmental conditions


Indoor use

MCUlite-2 and MCU5-2: IP40

MCU W-2: IP31

Altitude

Up to 2000 m

Operating temperature

+5 °C to +40 °C

Storage temperature

MCUlite-2 and MCU5-2: -25 °C to +70 °C

MCU W-2*: -20 °C to +60 °C

Relative humidity

Relative humidity 80% maximum (non-condensing) for temperatures up to +31 °C

Linear decrease to 50% at +40 °C


* Storing the MCU W-2 battery at high temperatures is not recommended because it prematurely ages the battery. The maximum recommended times for storage of the MCU W-2 battery are:

  • 1 week at +60 °C
  • 1 month at +45 °C
  • 6 months at +40 °C
  • 12 months at +35 °C