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5-4

IM WT310E-01EN

Displayed Integrated Value Functions

You can display integrated values for different polarities separately by choosing the appropriate

functions to display.

Displayed Function Measurement Mode Display Details

Wh RMS,VOLTAGEMEAN,DC Sum of positive and negative watt hours

Wh±

RMS,VOLTAGEMEAN,DC Positive watt hours

Wh±

RMS,VOLTAGEMEAN,DC Negative watt hours

Ah RMS,VOLTAGEMEAN Sum of ampere hours

DC Sum of positive and negative ampere hours

Ah±

RMS,VOLTAGEMEAN Total ampere hours (same as Ah)

DC Positive ampere hours

Ah±

RMS,VOLTAGEMEAN –0isdisplayed

DC Negative ampere hours

1 When Wh is the displayed function, the displayed function will be Wh± whether you press the

FUNCTION key once or twice. When you press the function key once and switch to Wh±, the

positive watt hour will be displayed. If you press the FUNCTION key once more, the negative watt

hour for Wh± will be displayed. When the negative watt hour is being displayed, the displayed value

is preceded by a minus sign.

2 When Ah is the displayed function, the displayed function will be Ah± whether you press the

FUNCTION key once or twice. When you press the function key once and switch to Ah±, the

positive ampere hour will be displayed. If you press the FUNCTION key once more, the negative

ampere hour for Ah± will be displayed. When the negative watt hour is being displayed, the

displayed value is preceded by a minus sign.

Note

• Whennegativeintegratedvaluesaredisplayed,theminimumdisplayreadingwillbecome–99999MWh/

MAh because of the added minus character.

• Duringtheperiodfromwhenintegrationisstarteduntilitisreset,therearelimitstothechangesthatyou

canmaketootherfunctions.Fordetails,seesection5.4.

Using an External Signal to Control Integration (Option)

On models with the D/A output option (/DA4 or /DA12), you can use the remote control feature to use

an external signal to start, stop, and reset integration. For information about the remote control feature,

seesection5.2intheGettingStartedGuide,IMWT310E-02EN.

5.1 Integration Feature

YOKOGAWA WT310EH User Manual

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