MEWOI MEWOI-JY218, User Manual, Page: 9 / 16

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The measurement type is displayed in the main window:
LAF - A frequency weighting and fast time weighting
LCF - C frequency weighting and fast time weighting
LZF - Z frequency weighting and fast time weighting
LAS - A frequency weighting and slow time weighting
LCS - C frequency weighting and slow time weighting
LZS - Z frequency weighting and slow time weighting
LAI - A frequency weighting and impulse time weighting
LCI - C frequency weighting and impulse time weighting
LZI - Z frequency weighting and impulse time weighting
To toggle the measurement values, press . This will toggle
through the following measurement values if the meter is set to
LAF:
LAF > LAFMax > LAFMin > LCpeak > LAF
Integrating averaging measurements Lxeq1s and Lxeq8h are
available for measurements on the instrument.
7.2 Maximum, minimum and LCpeak values
Maximum, minimum and LCpeak values are shown for the duration
of time since the meter was switched on, or since the reset button
was last pressed.
These values can be reset by pressing (Reset).
7.3 Performing and printing a measurement
Press to start or stop a measurement. Whilst a measurement