User's Manual
Manuals
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Aclara Power-Line Systems Manuals
Electronics
Residential Metering Transponder
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Table Of Contents
Table of Contents
Figures and Tables
1 - Introduction
Safety Warnings and Symbols
Support
Product Returns
Related Documentation
Let Us Know How We’re Doing
TWACS System Overview
2 - Functional Description
Time Synchronization
Daylight Saving Time
Universal Metering Transponder (UMT-C-KV)
Functional Description of the UMT-C-KV
Primary Functions
Communication
Meter Interface
Serial Number Address
Two-Way Address
TWACS-10 and TWACS-20 Communication Protocols
Serial Communications Using the Manufacturer's Serial Port
Meter Optical Port Support
Password Access
Data Retrieval
Consumption Metering (Wh)
Time-of-Use (TOU)
Billing Data
Loss of Power Handling
AC Input Voltage Tolerance Characteristics
Outage Duration Monitoring
Power Down
Power Reliability Indices
Energy and Demand Measurement
Total Consumption Present
Meter Constants
Demand Measurement
Demand Reset
Billing Cycle Read with Demand Reset
Interval Data
Additional Features
Configuration Monitoring
Installation With Instrument Transformers
Tamper Detection
Reverse Rotation
No Consumption
Voltage Agility
Voltage Monitoring
EMTR-3-KV Interface (Multiport Capability)
On-Request Reads
Temperature Monitoring
Historical Data
480 Volt Applications
Calibration Testing
Options
TWACS Installation
Type and Model Numbers
Voltage Transformer (VT) Connected Meter/Transponder
Verification of Equipment
Installation Procedure
Registers
Thermal Limit
Changing the Sequence Delay
3 - Troubleshooting
Performing Remote Analysis (TNS)
Performing Remote Analysis (TWACS NG)
Field Troubleshooting
Meter Shop Test System
4 - Specifications
Electrical Specifications
Compliance Specifications
Environmental Specifications
Physical Specifications
Additional Regulatory Data
Acronyms
Glossary
Index
Universal Metering Transponder for kV2c™ Meter User Gu
ide
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Chapter 1 • Introduction
Figure 1.1
TWACS system
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