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Gas
Themisalpha
Applications Residential
Brief Information The Electronic Index Smart Gas Meter forms an integral part of Elster's AMI solution which manages data from Smart Electricity, Gas and Water meters. Elster's solution includes MDMS and Head End applications to meet individual utility requirements. A range of secure communications solutions ensure reliable 2-way transfer of information to each metering device.
The Electronic Index Smart Gas Meter offers a modular solution for HAN communication options. This ensures a future proof solution for the utility should the choice of communications technology change. Elster have developed a secure wireless ZigBee Smart Energy interface for UK market requirements, whilst also offering alternative communications links such as Mbus, Wavenis and GSM/GPRS for alternative markets. The Electronic Index Smart Gas Meter has been designed with the UK market in mind, meeting requirements of the Smart Metering Government prospectus – March 2011. In particular offering 3 months of 30 minutes load profile data and time of use and block tariff capabilities. Communication protocols conform to SSWG specifications providing full privacy protected change of tenancy and change of supply Elster can offer a combination of differing features to meet specific customer needs. The product also has a continuous development programme to ensure it meets DECC Smart metering specifications.
Approvals: MID Class 1.5, EN1359, ATEX Directive Gas Group IIA T1 (Zone 2),
Zigbee SEP1.1, CE, EMC, R&TTE and Phased SSWG and SMETS functional
implementation compliant
Main Features • Proven BK-G4 / U6 measurement unit with electronic index
• Flexible communications with universal metering interface - supports in field exchangeable communication modules - enables multiple HAN options - ZigBee module with SEP1.1 and SSWG extensions for UK market
• Integrated valve - optional smart valve
• Local prepayment capability - phased implementation
• Flexible tariff & TOU rates - block thresholds based on kWh estimates
• Standard smart metering functions - load profiling - event and alarm logging - time synchronisation
• Secure application firmware upgrade
• Dot matrix LCD display - backlight - 3 push buttons for menu navigation - optical communications port for local service
• Long battery - 15 years dependent on operational model - supports in field exchangeable battery package
Diaphragm Gas Meter with Smart Electronic Index
Your Contacts United Kingdom Germany USA Elster Metering Ltd Elster GmbH Elster American Meter Paton Drive, Tollgate Business Park, Steinern Str. 19 - 21 2221 Industrial Road Beaconside, Stafford, Staffs. ST16 3EF 55252 Mainz-Kastel Nebraska City, NE 68410-6889 T +44 1785 275200 T +49 6134 605 0 T +1 402 873 8200 F +44 1785 275305 F +49 6134 605 223 F +1 402 873 7616 www.elster.com www.elster-instromet.com www.elster-meterservices.com enquiries@gb.elster.com info@elster-instromet.com ThemisalphaEN01
A25.01.2012
Copyright 2012 Elster GmbH All rights reserved Subject to change without prior notice
Display
Menu driven display sequence
Communications
Local - optical bi-directional IEC62056-21 port - Zigbee HAN interface to communications hub which can also reflect gas status to other devices in home e.g. in home display via gas mirror
Remote - Via stand alone or electricity meter based communications hub/gas mirror
Tariff Capabilities - Phased Implementation - TOU tariff structure - day profiles - week profiles - special dates - 4 TOU rates - 4 block thresholds based on kWh - block threshold can operate within TOU rate
Valve Features - local customer acknowledgement via button hold - DC motor opening 1.5 s drive period - spring driven closure 230 ms drive period - 4,000 cycles life time
- temperature range -10 ْC to +40 ْC - up to 6 m3/h under 2 mbar pressure loss
Technical Data
Meter Type BK-G4E Diaphragm Gas Meter with electronic index, valve and Zigbee communications module
Relative Humidity
RHmin 30% RHmax 95% (condensing)
Metrology
Cyclic volume 2L Qmin 0.04m³/h Qmax 6m³/h
Temperature
-10ºC to +40ºC (operating range)
-10ºC to +40ºC (gas temp. valve)
-30 ْC to +60 ْC (storage)
Dimensions 200mm(W) x 265mm(H) x 175mm (D) Weight 2800 grams
Display
Dot matrix LCD English language
Index Case
IP54 Category 2
Themisalpha Diaphragm Gas Meter with
Smart Electronic Index
Data Security and Privacy
The gas electronic index forms part of a system and offers end to end security by utilising the latest industry standards. These standards also ensure a suitable level of privacy is maintained. Both the meter and electronic index offer excellent security against traditional fraud or tampering techniques.
- Electronic index supports certificate based asymmetric cryptography
- AES 128 encryption
Load Profiling & Daily Profile
30 minutes load profile data - 13 months on meter
Prepayment - Phased Implementation
Full local prepayment - remote or local ‘top up code entry’ - emergency credit - family friendly credit periods - 3 debts
System
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