Eaton IQ 250, Руководство пользователя и инструкция по установке

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Chapter 8:
IQ 250/260 Meter Programming the IQ 250/260
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IB02601006E
8-11
From the Tree Menu , click Energy Settings> Energy, Power Scaling, and Averaging .
The screen fields and acceptable entries are as follows:
• Energy Settings
Energy Digits: 5; 6; 7; 8
Energy Decimal Places: 0 - 6
Energy Scale: unit ; kilo ( K ); Mega ( M )
For example : a reading for Digits: 8; Decimals: 3;
Scale: K would be formatted: 00123.456k
NOTES :

Your selection in the Energy Settings fields
determines the precision of energy stored for
display and polling . Refer to the Functional
Overview at the beginning of this section for more
information.

If you are changing the energy settings , we
recommend you first reset the Energy Accumulators ,
in order to prevent erroneous counts. See instructions
for resetting the meter’s Energy Accumulators, later in
this chapter.
• Power Settings :
Power Scale: Auto ; unit ; kilo ( K ); Mega ( M )
• Demand Averaging :
Type: Fixed or Sliding
Interval: 5; 15; 30; 60
Number of Subintervals: 1; 2; 3; 4
NOTE : You will only see the Number of Subintervals field if you select Sliding Demand .
NOTE: If you have set an Input to trigger End of Interval (EOI) demand averaging (using either a Relay Output/
Digital Input or a Pulse Output/Digital Input Option card) any entry you make in the Demand Averaging field will be
ignored. A message to that effect appears on the screen. See the Relay Card and Pulse Output Card instructions
later in this chapter.