Contents 3
Contents
Pulse Outputs .................................................................................................................................. 4
Diagnostic LEDs .............................................................................................................................. 4
Current Transformers ....................................................................................................................... 4
Additional Literature ......................................................................................................................... 4
Front Label ...................................................................................................................................... 5
Precautions ..................................................................................................................................... 7
Electrical Service Types ................................................................................................................... 8
Single-Phase Two-Wire with Neutral .......................................................................................... 9
Single-Phase Three-Wire (Mid-Point Neutral) ............................................................................10
Single-Phase Two-Wire without Neutral ....................................................................................11
Three-Phase Four-Wire Wye .....................................................................................................12
Three-Phase Three-Wire Delta Without Neutral .........................................................................13
Three-Phase Four-Wire Delta (Wild Leg) ...................................................................................13
Grounded Leg Service .............................................................................................................13
Mounting ........................................................................................................................................14
Selecting Current Transformers ......................................................................................................15
Connecting Current Transformers ...................................................................................................16
Circuit Protection ............................................................................................................................17
Connecting Voltage Terminals .........................................................................................................18
Connecting Pulse Outputs ..............................................................................................................18
Output Assignments .................................................................................................................19
Pull-Up Resistor Selection ....................................................................................................... 20
Installation Checklist ...................................................................................................................... 20
Installation LED Diagnostics ............................................................................................................21
Measurement Troubleshooting ....................................................................................................... 23
Pulse Outputs ................................................................................................................................ 25
Power and Energy Computation .................................................................................................... 26
Power and Energy Equations ......................................................................................................... 28
Maintenance and Repair ................................................................................................................ 30
Model Options .........................................................................................................................31
Accuracy ................................................................................................................................. 32
Measurement ................................................................................................................................ 33
Pulse Outputs ................................................................................................................................ 33
Electrical ....................................................................................................................................... 34
Certifications ................................................................................................................................. 36
Environmental ................................................................................................................................ 36
Mechanical .................................................................................................................................... 36
Current Transformers ..................................................................................................................... 36