Gas Meter Type Code - Thermal Mass Measurement
Summary
Empty
Latest update and next planned activity
Date of latest update
Latest Update
16/10/2024 - This Change Issue has been withdrawn at the request of the proposer.
Impacts Overview
Impacted Consumers
Gas
Impacted REC Parties and Market Participants
Energy Supplier
Gas Transporter
Impacted REC Documents
Schedule 14 - Metering Operations
Impacted REC Services
Gas Retail Data Service (GRDS)
Priority and rationale
Priority last updated on 29 May 2026
Solution development
No documents available.
There is currently no Change Plan.
Original submission
Change details
Joey Manners - Octopus Energy Ltd
26 Jun 2024
Change details
Gas Meter Type Code - Thermal Mass Measurement
There is currently no option under 'Meter Type Code' for Gas Meters to classify the meter as Thermal Mass. The best option it seems is to apply 'Z - Unknown'
There are more Gas Manufacturers developing/releasing Thermal Mass Gas meters in preparation for higher blends of Hydrogen, yet there is no option in the Meter Type Code for this therefore it will be unclear what type of Gas meter is on-site.
An additional Data Attribute for 'Meter Type Code' on Gas flows to include a reference for 'Thermal Mass'
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Impacts
Gas
Switching experience, Billing accuracy
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Schedule 14 - Metering Operations
Data Specification
No details provided
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No details provided
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Data Item Catalogue
DI40106/DI40107 - Meter Type Code
No details provided
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Gas Retail Data Service
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Energy Suppliers, Gas Transporters
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No details provided
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No
No details provided
Priority & timing
Yes
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There are Thermal Mass SMETS2 Gas meters either production ready or soon to be so it would be beneficial to ensure there is an appropriate meter code before significant volumes of this type of device is deployed and then require bulk updates to previous Meter Technical Details
No
No details provided
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