Contents
About this Document .......................................................................................................... 10
Purpose ..................................................................................................................................... 10
Intended Audience .................................................................................................................... 10
1 Before You Start ............................................................................................................... 11
Safety Precautions .................................................................................................................... 11
2 Product Description .......................................................................................................... 13
2.1 General Information ......................................................................................................... 14
2.2 Physical Components and Build Options .......................................................................... 15
2.3 Features ............................................................................................................................ 16
2.4 Operating Range ............................................................................................................... 17
2.5 Meter Models (Physical Variants) ..................................................................................... 17
SGM3011 ...................................................................................................................... 19
SGM3013 ...................................................................................................................... 19
SGM3022 ...................................................................................................................... 19
SGM3023 ...................................................................................................................... 19
SGM3030 ...................................................................................................................... 20
SGM3031 ...................................................................................................................... 20
SGM3033 ...................................................................................................................... 20
SGM30C2 ...................................................................................................................... 20
2.6 Backup Power Supply ........................................................................................................ 20
Battery Backup ............................................................................................................. 20
Super Capacitor Backup ............................................................................................... 20
2.7 Communications Features and Functionality ................................................................... 20
Optical Port .................................................................................................................. 21
Serial Port ..................................................................................................................... 21
WAN Antenna .............................................................................................................. 22
Advanced Metering Infrastructure (AMI) Interface ..................................................... 22
ZigBee Interface ........................................................................................................... 22
2.8 Meter Security .................................................................................................................. 23
Meter Cover ................................................................................................................. 23
Terminal Cover ............................................................................................................. 24
Internal Temperature Sensing ..................................................................................... 25
Security Sticker ............................................................................................................. 26
2.9 Liquid Crystal Display ........................................................................................................ 26
2.10 Memory ............................................................................................................................. 26
2.11 Relays ................................................................................................................................ 27