Table Of Contents - AEMC 721 User Manual

1. INTRODUCTION ..............................................................3
1.1 Receiving Your Shipment..........................................................4
1.2 Ordering Information.................................................................4
2. PRODUCT FEATURES .....................................................5
2.1 Description................................................................................5
2.2 Control Features .......................................................................7
2.3 Digital Display Features............................................................8
2.3.1
3. SPECIFICATIONS ..........................................................10
3.1 Electrical Specifications ..........................................................10
3.2 General Specifications............................................................12
3.3 Mechanical Specifications ......................................................12
3.4 Safety Specifications ..............................................................13
4. UNDERSTANDING ELECTRICAL HARMONICS .............14
4.1 Detection and Measurement...................................................20
4.2 Effects on the System.............................................................21
4.3 Transformer Derating..............................................................22
4.4 Meter Readings ......................................................................23
4.5 Crest Factor ............................................................................23
4.6 Limiting the Effects of Harmonics ...........................................24
5. OPERATION ..................................................................25
5.1 Current Measurements ..........................................................25
5.1.1
5.1.2
5.1.3
5.1.4
5.2 Voltage Measurements ...........................................................27
5.2.1
5.2.2
5.2.3
T
ABLE OF
Display and Error Indications........................................9
Ranging ......................................................................26
Analog Output - Vout..................................................26
Other Functions ..........................................................26
Bargraph .....................................................................26
Ranging ......................................................................28
Other Functions ..........................................................28
Bargraph .....................................................................28
C
ONTENTS