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IM02601006E www.eaton.com 7-10
IQ 150S/250S 7: Using the Submeter
7.2.5.2: Configuring CT Setting
The CT Setting has three parts: Ct-n (numerator), Ct-d (denominator), and Ct-S (scaling).
1. Press the
Enter
button when Ct is in the A window. The Ct-n screen appears. You can either:
• Change the value for the CT numerator.
• Access one of the other CT screens by pressing the
Enter
button: press
Enter
once to
access the Ct-d screen, twice to access the Ct-S screen.
NOTE:
The Ct-d screen is preset to a 5 amp or 1 amp value at the factory and cannot be
changed.
a. To change the value for the CT numerator:
From the Ct-n screen:
• Use the Down button to select the number value for a digit.
• Use the Right button to move to the next digit.
b. To change the value for CT scaling
From the Ct-S screen:
Use the
Right
button or the
Down
button to choose the scaling you want. The Ct-S setting
can be 1, 10, or 100.
NOTE:
If you are prompted to enter a password, refer to Section 7.2.4 for instructions on doing so.
2. When the new setting is entered, press the
Menu
button twice.
3. The Store ALL YES screen appears. Press
Enter
to save the new CT setting.
Example CT Settings
:
200/5 Amps: Set the Ct-n value for 200 and the Ct-S value for 1.
800/5 Amps: Set the Ct-n value for 800 and the Ct-S value for 1.
2,000/5 Amps: Set the Ct-n value for 2000 and the Ct-S value for 1.
10,000/5 Amps: Set the Ct-n value for 1000 and the Ct-S value for 10.
Содержание IQ 150S
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