Wh - Watt-Hour - Arbiter Systems 928A User Manual

Wh – Watt-hour
Use this mode to view the energy received and deliv-
ered.
To view or record any of the 10 energy values mea-
sured in the Model 928A, you must select one of the
measurement channels for voltage and the other for
current. Choose either channel for voltage or current.
In this example however, Channel A is selected as volt-
age and Channel B as current.
Setup
1. Check to see if the internal clock is displaying
the correct date and time. See Time and Date
on pages 20 and 21.
2. Press 2nd AV to configure Channel A for volt-
age.
Press 2nd BI to configure Channel B for cur-
rent.
3. Connect the test probes between the 928A and
the circuit or meter under test.
4. Press Wh to display the calculated Watt-hours.
Note: Del refers to the power delivered to the
load, and Rec refers to the power delivered to
the source.
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