User's Manual

TWACS
®
-ORION
®
for UMT Products User Guide 9
CHAPTER
2
F UNCTIONAL D ESCRIPTION
This chapter provides a brief overview of the TWACS
®
- ORION
®
system,
explains how the TWACS
®
- ORION
®
system interfaces with the TWACS
system, and describes the functions of the EMTR-3, HHTR-3, and ORION
®
transmitter.
System Overview
The TWACS
®
- ORION
®
system utilizes radio frequency (RF) transmission
communication between an RF-enabled auxiliary meter and an RF-enabled meter.
Data relative to energy usage from auxiliary gas, water, propane, or other
Intelligent End Device (IED) can be gathered and retrieved in this manner.
Information is retrieved across the Two-Way Automatic Communication System
(TWACS) network by the TWACS Net Server (TNS) located at the utility
company.
The TWACS
®
- ORION
®
system solution is comprised of the following RF
devices:
• Electric Meter Transceiver (EMTR-3; throughout this document EMTR-3
refers to both the EMTR-3 and EMTR-3-KV)
• Hand Held Transceiver (HHTR-3)
• Universal Metering Transponder (UMT; throughout this document UMT
refers to both the UMT-R-F MP and UMT-C-KV MP)
N OTES Also part of the system, but not provided or installed by DCSI, is the Badger
Meter, Inc. ORION transmitter that is installed at the auxiliary meter and
converts the meter information into electronic signals.
Changes not expressly authorized by DCSI, Inc. could void the user’s authority
to operate the equipment.
W ARNING The auxiliary ports connected to residential gas meters may be connected to
meters that are located in only unclassified, or Class I, Division 2 locations
.
DRAFT