CARLO GAVAZZI VMU-C EM, Instruction Manual

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VMU-C
VMU-C Instruction manual 85
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Daily : it shows the daily trend of power or energy on the selected day.
(To choose the day use the special calender which can be accessed
through the button next to the date field)
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Monthly : it shows the average daily power or the total measured
energy, for each day of the selected month. To choose the month and
year use the special selection menus next to the field.
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Annual : it shows the average monthly power or the total measured
energy, for each month of the selected year. To choose the year use
the special selection menu next to the field.
Note: only the line view is available for the daily Power and Energy charts. In
the monthly and yearly view, the Power trend chart can be displayed both in
line and bar (histogram) form; the energy chart can only be displayed in bar
form (histograms).
Note : in daily charts the sampling frequency depends on the storage interval
set on VMU-C. It can be: 5,10,15,30,60 minutes.
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The (A) section also includes the buttons allowing to select the variable
to be displayed: Energy (kWh) or Power (kW).
Section B . On the abscissa axis (X) the chart displays time. The relevant
resolution (hours, days, months) will depend on the selected view type
(daily, monthly, yearly). On the ordinate axis(Y) the chart displays the
power value in kW or the energy value in kWh, with an automatically sized
scale (with auto-range function).