Service Reference Variant

4.12.1 · Read Maximum Demand Import Registers

Service details

Identifiers, rules, and applicability

Service reference: 4.12
Service Reference Variant: 4.12.1
DUIS section: 3.8.35
Command variants: 1, 2, 3
DUIS possible responses: AcknowledgementService Response from Device - GBCSPayloadService Response from Device - DSPScheduledMessage FormatResponse to a Command for Local Delivery Request - LocalCommand Format
Critical: No
Sensitive response: No
Protection against replay: No
On demand: Yes
Future dated: DSP
DSP scheduled: Yes
DCC only: No
SMETS1 applicability: No
SAPC requirement: Optional
DUIS applicability: 3.0, 3.1, 4.0, 5.0, 5.1, 5.2, 5.3

Cross-specification evidence

SMETS/CHTS to GBCS Mapping

This section shows the SMETS and CHTS attributes that can be read or written by the identified GBCS Use Case. Command requirements are shown separately from the mapped attributes.

ECS18b4 attributes0x002CESME

Specification	Item	Reference	Description
SMETS	Maximum Demand Configurable Time Period	5.7.4.26	A single time period of up to 24 hours comprising a number of half-hour periods (commencing at the start of minutes 00 and 30 in each hour) during which recording to the Maximum Demand (Configurable Time) Active Power Import Value(5.7.5.20) is active.
SMETS	Maximum Demand Active Power Import Value	5.7.5.19	A store capable of holding the largest average value of Active Power Import [INFO](5.7.5.4) recorded in any 30 minute period (commencing at the start of minutes 00 and 30 in each hour and including the UTC date and time at the end of the 30 minute period to which the data relates) since the value was last reset (as set out in Section 5.6.3.26), together with the UTC date and time when the value was last reset, arranged such that the recording of a larger value shall cause the previous entry to be overwritten.
SMETS	Maximum Demand (Configurable Time) Active Power Import Value	5.7.5.20	A store capable of holding the largest average value of Active Power Import [INFO](5.7.5.4) recorded in any 30 minute period (commencing at the start of minutes 00 and 30 in each hour) within the time period specified in Maximum Demand Configurable Time Period(5.7.4.26) (including the UTC date and time at the end of the 30 minute period to which the data relates) since the value was last reset (as set out in Section 5.6.3.28), together with the UTC date and time when the value was last reset, arranged such that the recording of a larger value shall cause the previous entry to be overwritten.
SMETS	Maximum Demand Active Power Export Value	5.7.5.21	A store capable of holding the largest average value of the Active Power Export recorded in any 30 minute period (commencing at the start of minutes 00 and 30 in each hour and including the UTC date and time at the end of the 30 minute period to which the data relates) since the value was last reset (as set out in Section 5.6.3.27), together with the UTC date and time when the value was last reset, arranged such that the recording of a larger value shall cause the previous entry to be overwritten.

Specific Errors

Response codes and descriptions

No specific validation is defined for this SRV.

GBCS Use Case

Use cases, device coverage, and applicability

Use Case / Message Code

ECS18b0x002C

DUIS Applicability

v3.0 – v5.3

GBCS Applicability

v1.0 – v4.3

GBCS Criticality

Non-Critical

Sensitive Response

Future Dated

DSP

GBT

SMETS1 Applicable

Eligible Roles

EISENOESME

DUIS Service Definition

Data items and DCC processing

Request data items

Table 148: ReadMaximumDemandImportRegisters (sr:ReadDataFutureDated) data items

Data Item	Description / Allowable values	Type	Mandatory	Default	Units
ExecutionDateTime	A User shall only add this Data Item to the Service Request where they require the Service Request to be executed at a future date and time. The UTC date and time the User requires the command to be executed on the Device Date-time in the future that is either <= current date + 30 days or the date = ‘3000-12-31T00:00:00Z’	xs:dateTime	No	None	UTC Date-Time

Message Patterns & Examples

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