Chapter 1 Introduction - Satec expertmeter EM720 Operation Manual

Chapter 1 Introduction

Chapter 1 Introduction
Meter Highlights
8
eXpertmeter™
The
The EM720 is especially designed for utility, industrial and
commercial billing metering with high requirements to
reliability of power quality monitoring and availability of the
device.
eXpertmeter™
The
accuracy multi-rate polyphase static meter integrated with a
multi-function powermeter,
recorder, a digital fault recorder and a programmable logical
controller, and provided with a wide range of digital I/O and
communication options.
A high-contrast graphical LCD display with backlight allows
easy local meter
communication ports (infrared and RS232/RS485), a USB
port, Ethernet and a wireless GSM/GPRS modem allow local
and remote automatic meter readings and setup though the
supplemental communication
acquisition software
Internal Rechargeable Backup Battery
A high-capacity rechargeable auxiliary battery allows the
meter to continue uninterrupted operations for more than 3
hours with a NiMH battery and up to 7 hours with a Li-Ion
battery in the event of an extended power outage.
EN 50160 Power Quality Recorder
A full-featured programmable power quality recorder provides
EN 50160 compliance statistics and reports.
EM720 Power Quality and Revenue Meter
EM720/EM720T
EM720 is an electronic
an EN50160
readings and servicing.
software
revenue-
power quality
Two serial
or user data