Energenie EGM-PWML Uživatelský manuál stáhnout pdf (Strana 36)

EGM

PWM

LAN ENERGY METER WIT

H LAN INTERFACE

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6.3 Logging parameters and building charts

During online mode parameters P, R, Fq, Irms, Vrms and cost per

time unit are being logged into the database in MDB format. EGM-

PWM-LAN additionally logs real power (P) into internal memory during

offline mode. This log will be saved into the database manually, by

pressing “Log” sign besides real power indicator, or automatically upon

connection the EGM-PWM-LAN to the computer.

Time charts may be built for P, R, Fq, Irms, Vrms and cost per time

unit from the database. To open chart window left-click on indicator of

corresponding parameter in the main Power meter display, then choose

time scale ( days, hours, minutes or seconds ) from the menu.

Alternatively, you may open Real power P time chart by clicking “Chart”

button in the Power manager window.

To clear a time period from the database select device in the

Power manager window and click “Device settings”, then click “Clear

database”. The window will appear, where you may select a period,

which is to clear.

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Energenie EGM-PWML Uživatelský manuál Strana 36