EN 50491-11:2015/A1:2020

SLOVENSKI STANDARD
01-junij-2020
Splošne zahteve za stanovanjske in stavbne elektronske sisteme (HBES) in
sisteme za avtomatizacijo in krmiljenje stavb (BACS) - 11. del: Inteligentno
merjenje - Aplikacijske specifikacije - Preprost zunanji prikazovalnik za uporabnika
- Dopolnilo A1
General requirements for Home and Building Electronic Systems (HBES) and Building
Automation and Control Systems (BACS) - Part 11: Smart Metering - Application
Specifications - Simple External Consumer Display
Allgemeine Anforderungen an die Elektrische Systemtechnik für Heim und Gebäude
(ESHG) und an Systeme der Gebäudeautomation (GA) - Teil 11: Smart Metering -
Applikationsbeschreibung - Einfache externe Verbrauchsanzeige
Exigences générales pour systèmes électroniques pour les foyers domestiques et les
bâtiments (HBES) et pour systèmes de gestion technique du bâtiment (SGTB) - Partie
11: Comptage intelligent - Spécifications dapplication - Affichage simple et externe du
Ta slovenski standard je istoveten z: EN 50491-11:2015/A1:2020
ICS:
35.240.67 Uporabniške rešitve IT v IT applications in building
gradbeništvu and construction industry
97.120 Avtomatske krmilne naprave Automatic controls for
za dom household use
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD EN 50491-11:2015/A1
NORME EUROPÉENNE
EUROPÄISCHE NORM
April 2020
ICS 97.120
English Version
General requirements for Home and Building Electronic Systems
(HBES) and Building Automation and Control Systems (BACS) -
Part 11: Smart Metering - Application Specifications - Simple
External Consumer Display
Exigences générales pour systèmes électroniques pour les Allgemeine Anforderungen an die Elektrische
foyers domestiques et les bâtiments (HBES) et pour Systemtechnik für Heim und Gebäude (ESHG) und an
systèmes de gestion technique du bâtiment (SGTB) - Systeme der Gebäudeautomation (GA) - Teil 11: Smart
Partie 11: Comptage intelligent - Spécifications Metering - Applikationsbeschreibung - Einfache externe
d'application - Affichage simple et externe du client Verbrauchsanzeige
This amendment A1 modifies the European Standard EN 50491-11:2015; it was approved by CENELEC on 2020-01-09. CENELEC
members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this amendment the
status of a national standard without any alteration.
Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC
Management Centre or to any CENELEC member.
This amendment exists in three official versions (English, French, German). A version in any other language made by translation under the
responsibility of a CENELEC member into its own language and notified to the CEN-CENELEC Management Centre has the same status as
the official versions.
CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic,
Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the
Netherlands, Norway, Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland,
Turkey and the United Kingdom.
European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung
CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2020 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
Ref. No. EN 50491-11:2015/A1:2020 E

Contents
European foreword . 3
1 Addition of Annex A . 4

European foreword
This document (EN 50491-11:2015/A1:2020) has been prepared by CLC/TC 205 “Home and Building
Electronic Systems (HBES)”.
The following dates are fixed:
• latest date by which this document has (dop) 2020-10-10
to be implemented at national level by
publication of an identical national
standard or by endorsement
• latest date by which the national (dow) 2023-04-10
standards conflicting with this document
have to be withdrawn
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CENELEC shall not be held responsible for identifying any or all such patent rights.
This document has been prepared under a mandate given to CENELEC by the European Commission
and the European Free Trade Association.
1 Addition of Annex A
Add the following Annex A:
"
Annex A
(informative)
Cross reference mapping EN 50491-11 and COSEM/OBIS
A.1 Introduction
This annex provides a cross reference mapping between the data interface specified in this document and the COSEM object class_IDs/OBIS codes.
A.2 Generic data points: MDC Generic Meter (M_GENERICM)
Most of these data points are the same as the electricity data points. See there.
Datapoint Description Datapoint Type COSEM object class_id, OBISR emark
code, attribute_id
CurrentConsumption Accumulated metering value.D PT_MeteringValue class_id:
Type of value to be interpreted OBIS code:
according to the Metering attribute_id:
DeviceType data point.
ReliabilityOfMeteringData Indicates whether metering data DPT_Bool class_id:
are up-to-date or outdated. OBIS code:
attribute_id:
HistoryStorageNumbers Array of storage numbers forD PT_Value_1_Ucount[n] class_id:
history values OBIS code:
attribute_id:
HistoryDate Array of date/time information DPT_DateTime[n] class_id:
for history values OBIS code:
attribute_id:
HistoryConsumption Array of volume consumption DPT_MeteringValue[n] class_id:
history values OBIS code:
attribute_id:
RxSequenceCounter Sequence counter generated DPT_Value_1_Ucount class_id:
locally by the receiver and OBIS code:
incremented each time a attribute_id:
metering message is received.
This property is used for
consistency checking
RxReceptionTime Time stamp generated locallyD PT_DateTime class_id:
by the receiver each time a OBIS code:
metering message is received attribute_id:
Manufacturer Mmanufacturer code DPT_Value_2_Ucount class_id:
OBIS code:
attribute_id:
IdentificationNumber Mapping 8 Digit BCD -DPT_Value_4_Ucount class_id:
> unsigned long integer OBIS code:
attribute_id:
VersionNumber Version of the device, structure DPT_Value_1_Ucount class_id:
is manufacturer specific OBIS code:
attribute_id:
MeteringDeviceType Metering Device Type.D PT_Metering_DeviceType class_id:
Supported values in OBIS code:
M_GENERICM are: attribute_id:
0: Other Medium
1: Oil
5: Steam
255: void Medium
FabricationNumber Mapping 8 Digit BCD -DPT_Value_4_Ucount class_id:
> unsigned long integer OBIS code:
attribute_id:
AccessNumber Consecutive message numberD PT_Value_1_Ucount class_id:
that is generated by the OBIS code:
metering device attribute_id:
DeviceStatus Combined Status/Error-code DPT_Value_1_Ucount class_id:
(bitset) OBIS code:
attribute_id:
OperatingTime Duration of meter accumulation DPT_LongDeltaTimeSec class_id:
OBIS code:
attribute_id:
OnTime Duration of Meter power up DPT_LongDeltaTimeSec class_id:
OBIS code:
attribute_id:
CurrentDate Date and time of the meter DPT_DateTime class_id:
OBIS code:
attribute_id:
ErrorDate Date and time of Error event DPT_DateTime class_id:
OBIS code:
attribute_id:
ErrorConsumption value of volume consumption atD PT_MeteringValue class_id:
the moment when an error OBIS code:
occurred attribute_id:
ReliabilityOfMeteringData Indicates whether metering data DPT_Bool class_id:
are up-to-date or outdated. OBIS code:
attribute_id:
AveragingDuration Measuring time for currentD PT_LongDeltaTimeSec class_id:
min/max value generation OBIS code:
(integration time) attribute_id:
Metering Raw Data raw data of Metering telegram DPT_Value_1_Ucount [n] class_id:
OBIS code:
attribute_id:
UserText Additional text information to DPT_VarString_8859–1 class_id:
the metering device, which can OBIS code:
be entered by the installer attribute_id:
during commissioning
MeterReplacement Indicates that the connectedD PT_Bool class_id:
meter is replaced. This data OBIS code:
point shall be set automatically attribute_id:
by the Data interface and has to
be reset manually by the
installer/service technician
MeterReplacementCounter Indicates the number of meterD PT_Value_1_Ucount class_id:
replacements. The counter shall OBIS code:
be incremented automatically attribute_id:
each time a meter is replaced.
The Datapoint is (normally)
read only.
Currency Indicates the currencyD PT_Currency class_id:
applicable for the costs and OBIS code:
credit communicated by the attribute_id:
server to the client (e.g. data
interface to the display)
Accumulated Cost Indicates the accumulated costsDP T_Cost class_id:
of the energy consumption OBIS code:
(negative values would allow attribute_id:
encoding profit)
Current Credit Indicates the current credit levelD PT_Credit class_id:
(negative values would allow OBIS code:
encoding debit) attribute_id:
Mode Indicates the current mode ofD PT_Meter_Mode class_id:
the meter OBIS code:
attribute_id:
Battery Status Indicates the current status ofD PT_Battery_State class_id: 3 In COSEM / OBIS there are many battery related
the battery in the meter OBIS code: 0–0:96.6.1.255 objects.
attribute_id: 2 See EN 62056-6-1:2017 Table 8:
- Battery use time counter;
- Battery charge display (with D = 6 E = 1);
- Date of next battery change;
- Battery voltage;
- Battery initial capacity;
- Battery installation date and time;
- Battery estimated remaining use time
A.3 Electricity data points: MDC Electricity Meter (M_ELECM)
Datapoint Description Datapoint Type COSEM object class_id, OBIS code,R emark
attribute_id
CurrentEnergyConsumptiAccumulated active energyD PT_ActiveEnergy class_id: 3 In COSEM / OBIS, per phase values are also
on import value OBIS code: 1–0:1.8.0.255 available:
attribute_id: 2, value C = 1: All phases
attribute_id: 3, scaler_unit C = 21: Phase 1
C = 41: Phase 2
C = 61: Phase 3
CurrentEnergyProductionA ccumulated active energyD PT_ActiveEnergy class_id: 3 In COSEM / OBIS per phase values are also
export value OBIS code: 1–0:2.8.0.255 available:
attribute_id: 2, value C = 2: All phases
attribute_id: 3, scaler_unit C = 22: Phase 1
C = 42: Phase 2
C = 62: Phase 3
CurrentReactiveEnergy Current reactive Energy DPT_MeteringValue class_id: 3 In COSEM / OBIS per phase and per quadrant
OBIS code: 1–0:3.8.0.255 Reactivear e also available.
power + For details see EN 62056-6-1:2017 Table 13
attribute_id: 2, value and Figure 1.
Datapoint Description Datapoint Type COSEM object class_id, OBIS code,R emark
attribute_id
attribute_id: 3, scaler_unit
class_id: 3
OBIS code: 1–0:4.8.0.255 Reactive
power –
attribute_id: 2, value
attribute_id: 3, scaler_unit
BreakerState Describing the status of theD PT_Meter_BreakerVal class_id: 70, Disconnect control See:
breaker: Energy supply isv e_State OBIS code: 0–0:96.3.10.255 - EN 62056-6-1:2017 Table 8;
closed or open or released. attribute_id: 2, output_state - EN IEC 62056-6-2:2018 5.4.8.

ReliabilityOfMeteringDat Indicates whether metering dataD PT_Bool class_id: This information cannot be provided by the
a are up-to-date or outdated. OBIS code: meter.
attribute_id: 2, output state This is information the display shall provide to
the home automation network if experiencing
problems obtaining the data from the metering
infrastructure.
CurrentEnergyConsumptiAccumulated active energyD PT_MeteringValue[n] class_id: 3 In OBIS value group E is used to identify tariffs.
onTariff1 to 16 import value Tariff 1 to 16 OBIS code: 1–0:1.8.1.16.255 See EN 62056-6-1:2017 Table 15.
attribute_id: 2, value The usage of each tariff (e.g. day, night etc.) is
attribute_id: 3, scaler_unit left to project specific companion specifications.
Per phase values are also available, see above.

CurrentEnergyProductionAccumulated active energyD PT_MeteringValue[n] class_id: 3 In OBIS value group E is used to identify tariffs.
Tariff1 to export value Tariff 1 to 16 OBIS code: 1–0:2.8.1.16.255 See EN 62056-6-1:2017 Table 15.
16 attribute_id: 2, value The usage of each tariff (e.g. day, night etc.) is
attribute_id: 3, scaler_unit left to project specific companion specifications.
Per phase values are also available, see above.
HistoryEnergyConsumptiArray of energy consumptionD PT_MeteringValue[n] class_id: 3 Historical values may be held by Register objects
on history values Tariff1 to 16 OBIS code: 1–0:1.8.1.16.101…125 or by Profile generic objects.
Tariff1 to f16 attribute_id: 2, value See EN IEC 62056-6-2:2018, 6.2.2.
attribute_id: 3, scaler_unit Here, the Register objects are used.
Value group F = 101…125 identifies the past
1.past 25 historical values relative to the current
one.
It is also possible to use identification of historical
values relative to the current billing period
counter.
Per phase values are also available, see above.
HistoryEnergyProduction Array of energy productionD PT_MeteringValue[n] class_id: 3 See above.
Tariff1 to 16 history values Tariff1 to 16 OBIS code: 1–0:2.8.1.16.101…125
attri
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