Aclara SGM3031 - User Manual

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SGM3000 Series Smart Meters

User Manual

GEH-7111

Version 1.00 Revision 3

Main Page

Table of Contents3
About this Document10
Purpose10
Intended Audience10
Before You Start11
Safety Precautions11
Product Description13
Figure 1 SGM3000 Series Smart Meters13
General Information14
Physical Components and Build Options15
Features16
Operating Range17
Meter Models (Physical Variants)17
Figure 2 SGM3000 Series Model Nomenclature18
Sgm301119
Sgm301319
Sgm302219
Sgm302319
Figure 3 SGM3000 Smart Meter Family19
Sgm303020
Sgm303120
Sgm303320
Sgm30C220
Backup Power Supply20
Battery Backup20
Super Capacitor Backup20
Communications Features and Functionality20
Optical Port21
Serial Port21
Figure 4 Optical Ports21
WAN Antenna22
Advanced Metering Infrastructure (AMI) Interface22
Zigbee Interface22
Meter Security23
Meter Cover23
Terminal Cover24
Figure 5 Meter Cover Seal24
Internal Temperature Sensing25
Figure 6 Terminal Cover Seal25
Security Sticker26
Liquid Crystal Display26
Memory26
Relays27
Primary Supply Disconnect (Nominal 100 A) Relay27
Auxiliary Load Control (Nominal 32 A) Relay27
External Disconnect (Nominal 2 A) Relay27
Relay Status27
Physical Button Interface27
Physical Buttons28
Firmware Variants28
Firmware Specifications29
Firmware Upgrade30
Metrology Functionality31
Multipurpose Energy Metering31
Electricity Observables31
Water Observables33
Gas Observables33
Summations34
Data Storage34
Data Storage Formats34
Demand Calculations35
Figure 7 Data Storage Formats35
Demand Reset36
Data Accumulations36
Storage of Accumulation/Demand Data36
Load Profile Storage37
Memory Requirements37
Time of Use Storage38
Number of Rates38
Daily Time Periods38
Calendar Definition38
Storage of TOU Data39
Resetting Time of Use Accumulation Registers40
Prepayment Operation40
Overdraft Facility40
Critical Peak Pricing40
Advanced Features42
Supply Disconnect and Reconnect42
General Specifications42
Supply Disconnection43
Supply Disconnection Reconnection Event Priority43
Scheduled Disconnection/Reconnection44
Automatic Disconnection46
Automatic Disconnection: Supply Capacity (Power Usage) for Delivered Energy46
Automatic Disconnection: Supply Capacity for Received Energy47
Automatic Disconnection: Insufficient Prepaid Funds47
Automatic Disconnection: Safety Alerts48
Automatic Disconnection: under Frequency Load Shedding48
Reconnection Event Generation after Automatic Disconnection49
Supply Reconnection49
Managing Power Loss Condition49
Arming and Disarming49
Arming Time out Period50
Attempting to Remotely Reconnect an Armed Meter50
Armed State after Power Outage50
Auto-Disconnect after Remote Reconnection50
Real Time Clock50
Setting Date and Time51
Date and Time Format51
Auxiliary Load Control52
General Specifications52
Load Control Relay Visual Status52
Restriction to Protect Critical Customers53
Auxiliary Load Control Event Priority53
Emergency Override Via Control Groups54
Primary Load Control Group55
Secondary Load Control Group55
Tertiary Load Control Group55
Load Control Emergency Override State55
Load Cycling55
Boost Capability56
Boost Primacy56
Randomization56
Technical Information58
Reference Voltage and Frequency58
Figure 8 SGM3000 Series Block Diagram58
Relay Status59
Installation Instructions60
Terminal Connections60
Terminal Block60
Single Phase Terminal Arrangements60
Figure 9 SGM3011 Terminal Connections61
Figure 10 SGM3013 Terminal Connections61
Figure 11 SGM3022 Terminal Connections62
Three Phase Terminal Arrangements63
Figure 12 SGM3023 Terminal Connections63
Figure 13 SGM3030 Terminal Connections63
Figure 14 SGM3031 Terminal Connections64
Figure 15 SGM3033 Terminal Connections64
Terminal Guard65
AMI Cartridge65
Voltage Test Link65
Backup Power Supply65
Figure 16 SGM30C2 Terminal Connections65
Mounting Template66
Requirements and Installation Procedure66
Figure 17 Mounting Hole Spacing (Suspension Triangle)66
Figure 18 SGM3000 Meters Mounting Detail67
Operating Instructions68
Meter Nameplate68
Figure 19 SGM3000 Meter Nameplate68
Meter Display69
Scroll Switch Actions69
Liquid Crystal Display Information70
Liquid Crystal Display Symbols70
Figure 20 SGM3000 Liquid Crystal Display70
Figure 21 Liquid Crystal Display Information71
Figure 22 LCD Relay Status71
Figure 23 LCD Phase Voltage Status71
Figure 24 LCD Current Status72
Figure 25 LCD Numeric Data Values72
Figure 26 LCD Units and Currency Status72
Figure 27 LCD Data Identifier73
Figure 28 LCD Time of Use (TOU) Indicator73
Figure 29 LCD Communication Status73
Figure 30 LCD AMI Signal Strength Status73
Figure 31 LCD Low Battery Indicator74
Figure 32 LCD Warning/Alert Indicator74
Maintenance Instructions75
Recommended Procedures75
Meter Testing Tools75
Figure 33 Pulse Output Ports75
Field Accuracy Test76
Figure 34 SGM3000 Liquid Crystal Display76
Watt Hour Test Procedure77
Battery Maintenance77
Service77
Repair78
Returning a Meter78
Cleaning78
Storage78
Errors and Cautions78
Error Reporting78
Caution Reporting81
Specifications85
Meter Diagrams91
Figure 35 SGM3000 Single Phase Meter Diagram91
Figure 36 SGM3000 Three Phase Meter Diagram92

Brand	Aclara
Model	SGM3031
Category	Measuring Instruments
Language	English

Aclara SGM3031 - User Manual

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