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8 HRB1684301-01
PowerLogic™ PM5500 series user manual
Maintenance log ..........................................................................................126
Chapter 15—Verifying accuracy ..................................................................................................................127
Testing overview .........................................................................................127
Accuracy test requirements .....................................................................127
Signal and power source...................................................................... 127
Control equipment................................................................................ 127
Environment ......................................................................................... 127
Reference device or energy standard .................................................. 128
Energy pulsing...................................................................................... 128
Verifying accuracy test ................................................................................129
Calculating the number of required pulses........................................... 130
Calculating total power......................................................................... 130
Percent error calculation ...................................................................... 130
Test points ...............................................................................................131
Energy pulsing considerations .................................................................131
VT and CT considerations.................................................................... 132
Example calculations............................................................................ 132
Adjustments to allow energy pulsing at the digital outputs................... 132
Typical sources of test errors ...................................................................133
Chapter 16—Power, energy and power factor ...........................................................................................135
Power (PQS) ...............................................................................................135
Power and the PQ coordinate system .....................................................135
Power flow............................................................................................ 135
Energy delivered / energy received .............................................................136
Power factor (PF) ........................................................................................136
True PF and displacement PF .................................................................136
PF lead / lag convention ..........................................................................136
Current phase shift from voltage .......................................................... 136
PF sign convention ..................................................................................137
PF sign in IEC mode ............................................................................ 137
PF sign in IEEE mode .......................................................................... 138
Power factor register format ........................................................................139
Chapter 17—MID compliance ......................................................................................................................141
MID overview ..............................................................................................141
Scope ................................................................................................... 141
MID compliance for the meter .....................................................................141
Specifications relevant to MID .....................................................................141
Safety precautions ......................................................................................142
Installation and wiring ..................................................................................142
Installing the terminal covers .......................................................................143
PM5561 default screen ...............................................................................143
Meter firmware version ................................................................................144
MID-protected setup parameters ................................................................144
Lock-protected setup parameters ...............................................................144
Lock-protected functions .............................................................................145
Setting up the PM5561 ................................................................................145
Basic setup menu ....................................................................................145
Advanced setup menu .............................................................................145
Clock setup menu ....................................................................................145
Tariff setup menu .....................................................................................146
Passwords setup menu ...........................................................................146
Initializing the meter ....................................................................................146
Locking or unlocking the meter ...................................................................146