Standard Features; Advanced Features - Elster A3 ALPHA Technical Manual

1. Introduction
Features

Standard Features

The A3 ALPHA meter comes with many options that make it a
powerful meter:

Advanced Features

There are also some advanced options available. All of these are part
of the main meter board:
1-6
fully programmable
I
pre–programmed at the factory
I
wide operating ranges for voltage, current, and temperature
I
complete ANSI C12 protocol capable
I
over 50 displayable instrumentation values including:
I
per phase kW, kVA, and kVAR
I
per phase voltage and voltage angle
I
per phase current and current angle
I
per phase power factor and power factor angle
I
per phase total harmonic distortion for voltage and current
I
per phase total demand distortion for current
I
system kW, kVA, and kVAR
I
average power factor
I
high accuracy internal clock
I
polycarbonate enclosure
I
easily upgradeable through software and optional hardware
I
factory–installed lithium battery (for TOU meters)
I
easy access battery
I
advanced four–quadrant metering
I
basic load profiling with up to 8 channels
I
instrumentation profiling with up to 32 channels
I
loss compensation
I
power quality monitoring
I
TM42–2190B
A3 ALPHA Meter Technical Manual
2003.February.28