User's Manual

Table of Contents
vi CENTRON® OpenWay™ Meter Technical Reference Guide
Demand Calculations...................................................................................................................18
Block Interval Demand Calculation....................................................................................19
Rolling/Sliding Demand Interval Calculation .....................................................................19
Cumulative Demand Values..............................................................................................19
Continuous Cumulative Demand Values...........................................................................20
Present Demand................................................................................................................20
Previous Demand ..............................................................................................................20
Peak Demand (Maximum Demand) ..................................................................................20
Demand Thresholds ..........................................................................................................20
Coincident Demand ...........................................................................................................21
Operation: CVSO OpenWay Register ....................................................................23
Controls and Indicators ................................................................................................................24
Infrared Test LED ..............................................................................................................24
Liquid Crystal Display (LCD) .............................................................................................25
Load Emulator .........................................................................................................26
Power Circle Quadrants ..........................................................................................27
Optical Port ........................................................................................................................27
Factory Reset...............................................................................................................................28
Application of Power and Power-up.............................................................................................28
Power Down Procedures .............................................................................................................28
Demand Meter ...................................................................................................................28
TOU/Load Profile Meters...................................................................................................28
Cold Load Pickup...............................................................................................................29
Interval Make-up................................................................................................................29
Operating Modes..........................................................................................................................29
Normal Mode .....................................................................................................................29
Test Mode..........................................................................................................................30
Test Mode Timeout .................................................................................................30
Display Modes..............................................................................................................................30
Energy Data Display Items................................................................................................31
Demand Data Display Items..............................................................................................31
Instantaneous Data Display Items.....................................................................................32
Informational Data Display Items.......................................................................................32
Magnetic Switch.................................................................................................................34
Scroll Lock .........................................................................................................................34
Changing Display Modes...................................................................................................34
Mode Timeout....................................................................................................................34
Normal Display Mode ........................................................................................................34
Alternate Display Mode .....................................................................................................34
Toolbox Display Mode .......................................................................................................35
Test Display Mode.............................................................................................................36
Test Alternate Display Mode .............................................................................................37
Diagnostic Displays ...........................................................................................................37
Registers ......................................................................................................................................37
Energy Registers ...............................................................................................................37
Demand Registers.............................................................................................................38
Instantaneous Registers....................................................................................................39
Self Read and Snapshot Registers ...................................................................................39
Information Registers ........................................................................................................39
Interrogation and Programming ...................................................................................................39
Interrogation.......................................................................................................................39
Programming .....................................................................................................................40
Time-of-Use (TOU) ......................................................................................................................40
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