Power Measurement Procedures; 2W (Single Phase Two Wire) Measurement - Extech Instruments PQ3450-2-NIST User Manual

5.0 Power Measurement Procedures

5.1 1Φ2W (Single Phase - Two Wire) Measurement
1. Power the instrument ON by pressing the 'Power' key, and then use the '1Φ 3Φ' key to
select the 1Φ 2W system, the selected name of the system will be shown on the bottom left
side of the display
2. Connect the line voltage L1, Vn (Neutral) to V1 and N terminals of the
instrument.
3. Connect the Clamp (A1) to the conductor (A1)
4. Connect Clamp 1 (A1) to the A1 terminal of the instrument
5. The related measurement factors will appear on the display
6. Measurement definitions can be found in Section 5-10
1Φ2W Screen
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