S
ection
5
Power Factor Step Response - Meter. The meter in the PF tab shows the value selected. If an PF setpoint value is
sent by increase, decrease or setpoint button the meter shows the corresponding value and meter value text box
also displays it. Any value within the range can either be input to meter value text box or selected by dragging the
pointer in the meter using mouse. This value can then be sent to the unit by pressing Send button.
The setpoint value currently set in the unit by any of the above methods is displayed in the current setpoint textbox.
To return to the nominal setting the button adjacent to PF Setpoint (Nominal) should be pressed. If the PF analysis
screen is left without returning to nominal setpoint a message box is shown (Figure 5-18) which allows the user to
return to nominal setpoint by pressing YES or remain at the current setpoint by pressing NO.
Figure 5-18. Message Box to Return to PF Nominal Setpoint
VAR Tab (Available on DVR2000EC only)
Figure 5-19 illustrates the settings, sensing values, and alarm signal indicators of the VAR tab. Each setting of the
VAR tab is described in the following paragraphs.
VAR Step Response - VAR Setpoint (Nominal). This read-only eld indicates the VAR setpoint. (The VAR setpoint
is set by using the Setpoint tab of the Setting Adjustments screen). The value displayed in the VAR Setpoint eld
is selected by clicking the adjacent button. Clicking this button sends the VAR Setpoint value to the DVR2000E
and changes the color of the button from gray to red.
VAR Step Response - Increment of VAR setpoint. This eld indicate the increase that occurs to the VAR setpoint
when the corresponding increment button is clicked. Any setpoint value within the range and higher than setpoint
value can be input to this led. The VAR setpoint changes to this value when the adjacent button is clicked. When
clicked, the Increment button changes from gray to red to indicate that the VAR setpoint has increased to the value
in the eld.
VAR Step Response - Decrement of VAR setpoint. This eld indicate the decrease that occurs to the VAR
setpoint when the corresponding decrement button is clicked. Any setpoint value within the range and lower
than setpoint value can be input to this led. The VAR setpoint changes to this value when the adjacent button
is clicked. When clicked, the Increment button changes from gray to red to indicate that the VAR setpoint has
decreased to the value in the eld.
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