Alcohol interlocks - Test methods and performance requirements - Part 1: Instruments for drink-driving-offender programs

EN 50436-1 specifies test methods and performance requirements for breath alcohol controlled alcohol interlocks. It covers alcohol interlocks intended to be used in programmes for drink driving offenders as well as in programmes monitored or controlled in a comparable way. This European Standard is directed at test laboratories and manufacturers of alcohol interlocks. It defines requirements and test procedures for type testing. Several parameters (such as alcohol concentration or breath volume) are specified in this European Standard for the purpose of type testing according to this standard only. However, it may be necessary due to national regulations or depending on user requests to set the values of the prescribed parameters differently when the alcohol interlocks are in use. This European Standard also applies to alcohol interlocks integrated into other control systems of the vehicle as well as to accessory devices connected to the alcohol interlock.

Alkohol-Interlocks - Prüfverfahren und Anforderungen an das Betriebsverhalten - Teil 1: Geräte für Programme mit Trunkenheitsfahrern

Diese Europäische Norm legt Prüfverfahren und Anforderungen an das Betriebsverhalten für atemalkohol¬gesteuerte Alkohol-Interlocks fest. Sie behandelt Alkohol-Interlocks, die für den Einsatz in Programmen für Trunkenheitsfahrer als auch in Programmen, die in ähnlicher Weise überwacht oder beaufsichtigt werden, vorgesehen sind. Diese Europäische Norm richtet sich an Prüflaboratorien und Hersteller von Alkohol-Interlocks. Sie legt Anforderungen und Prüfverfahren für die Typprüfung fest. Einzelne Parameter (wie zum Beispiel Alkoholkonzentration oder Atemvolumen) sind in dieser Europäischen Norm nur für den Zweck der Typprüfung nach dieser Europäischen Norm festgelegt. Möglicherweise ist es jedoch notwendig, auf Grund von nationalen Vorschriften oder abhängig von Benutzerwünschen die Werte dieser Parameter für den Einsatz der Alkohol-Interlocks abweichend festzulegen. Diese Europäische Norm gilt auch für Alkohol-Interlocks, die in andere Steuersysteme des Fahrzeugs integriert sind, als auch für mit dem Alkohol-Interlock verbundene Zusatzgeräte. Diese Europäische Norm gilt nicht für –   Alkohol-Interlocks, die für den allgemein-präventiven Einsatz vorgesehen sind (siehe  EN 50436-2), –   Geräte, die die Alkoholkonzentration in der Innenraumluft des Fahrzeugs messen, –   Alkohol-Interlocks, die kein Mundstück besitzen, –   Installationsverfahren und Verbindungen zum Fahrzeug.

Ethylotests anti-démarrage - Méthodes d’essais et exigences de performance - Partie 1: Appareils pour des programmes pour personnes ayant conduit en état d’ivresse

Alkoholne zapore - Preskusne metode in zahtevane lastnosti - 1. del: Instrumenti za uporabo v programih proti pijanim voznikom

Standard EN 50436-1 določa preskusne metode in zahtevane lastnosti za alkoholne zapore, ki merijo alkohol v sapi. Obsega alkoholne zapore, ki se uporabljajo v programih za vinjene voznike in v programih, pri katerih spremljanje ali nadzor poteka na primerljiv način. Ta evropski standard je usmerjen v preskuševalne laboratorije in proizvajalce alkoholnih zapor. Določa zahteve in preskusne postopke za tipsko preskušanje. Več parametrov (kot je koncentracija alkohola ali prostornina vdiha) je navedenih v tem evropskem standardu za namen tipskega preskušanja samo v skladu s tem standardom. Vendar je mogoče treba zaradi nacionalnih predpisov ali glede na zahteve uporabnikov drugače nastaviti vrednosti predpisanih parametrov, kadar veljajo alkoholne zapore. Ta evropski standard se uporablja tudi za alkoholne zapore, vgrajene v druge nadzorne sisteme vozila, ter za pomožne naprave, povezane z alkoholno zaporo.

General Information

Status
Published
Public Enquiry End Date
24-Sep-2012
Publication Date
23-Jan-2014
Technical Committee
Current Stage
6060 - National Implementation/Publication (Adopted Project)
Start Date
13-Jan-2014
Due Date
20-Mar-2014
Completion Date
24-Jan-2014

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Standards Content (Sample)

SLOVENSKI STANDARD
SIST EN 50436-1:2014
01-marec-2014
1DGRPHãþD
SIST EN 50436-1:2006
Alkoholne zapore - Preskusne metode in zahtevane lastnosti - 1. del: Instrumenti
za uporabo v programih proti pijanim voznikom
Alcohol interlocks - Test methods and performance requirements - Part 1: Instruments
for drink-driving-offender programs
Alkohol-Interlocks - Prüfverfahren und Anforderungen an das Betriebsverhalten - Teil 1:
Geräte für Programme mit Trunkenheitsfahrern
Ethylotests anti-démarrage - Méthodes d’essais et exigences de performance - Partie 1:
Appareils pour des programmes pour personnes ayant conduit en état d’ivresse
Ta slovenski standard je istoveten z: EN 50436-1:2014
ICS:
13.200 3UHSUHþHYDQMHQHVUHþLQ Accident and disaster control
NDWDVWURI
43.040.80 Varnostne naprave in sistemi Safety installations and
za zadrževanje restraint systems
SIST EN 50436-1:2014 en
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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SIST EN 50436-1:2014

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SIST EN 50436-1:2014

EUROPEAN STANDARD
EN 50436-1

NORME EUROPÉENNE
January 2014
EUROPÄISCHE NORM

ICS 43.040.10; 71.040.40 Supersedes EN 50436-1:2005


English version


Alcohol interlocks -
Test methods and performance requirements -
Part 1: Instruments for drink-driving-offender programs



Ethylotests anti-démarrage -  Alkohol-Interlocks -
Méthodes d’essais et exigences de Prüfverfahren und Anforderungen an das
performance - Betriebsverhalten -
Partie 1: Appareils pour programmes de Teil 1: Geräte für Programme mit
lutte contre la conduite en état d'ivresse Trunkenheitsfahrern


This European Standard was approved by CENELEC on 2013-10-21. CENELEC members are bound to
comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European
Standard 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 European Standard 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, Former Yugoslav Republic of Macedonia, France,
Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands,
Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United
Kingdom.

CENELEC
European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung

CEN-CENELEC Management Centre: Avenue Marnix 17, B - 1000 Brussels


© 2014 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members.
Ref. No. EN 50436-1:2014 E

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SIST EN 50436-1:2014
EN 50436-1:2014 (E) – 2 –
Contents
Page
Foreword . 5
Introduction . 6
1 Scope . 7
2 Normative references . 7
3 Terms and definitions . 8
4 General requirements . 10
4.1 Blocking and not-blocking . 10
4.2 Influence on the vehicle motor . 10
4.3 Tampering . 10
4.4 Concentration limit . 10
4.5 Mouthpiece . 10
4.6 Readiness . 10
4.7 Data memory, download and evaluation . 10
4.8 Retests . 11
4.9 Recall. 11
4.10 Override function . 11
4.11 Combination with other systems . 11
4.12 Communication integrity . 12
4.13 Wireless communication . 12
4.14 Basic functionality . 12
5 General test methods . 12
5.1 Samples . 12
5.2 Preparation of alcohol interlock before testing . 13
5.3 Sequence of tests . 13
5.3.1 Alcohol interlock . 13
5.3.2 Accessory devices . 13
5.4 Normal conditions for tests . 13
5.5 Functional test . 14
6 Electrical tests . 14
6.1 General . 14
6.2 Supply voltage . 15
6.3 Excess supply voltage . 15
6.4 Short-circuit . 15
6.5 Reversed polarity . 15
6.6 Low-power-consumption state . 15
6.7 Electrical disturbances (not applicable to parts of the alcohol interlock integrated into
other vehicle systems) . 16
6.7.1 Supply lines . 16

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Page
6.7.2 Lines other than supply lines . 16
6.8 Electrostatic discharge . 16
6.9 Electromagnetic compatibility . 16
6.10 Functional test under normal conditions . 17
7 Calibration curve . 17
8 Durability tests . 17
8.1 Temperature cycles . 17
8.2 Condensed water . 17
8.3 Vibrations. 17
8.4 Drop test . 18
9 Environmental tests . 18
9.1 General . 18
9.2 Temperature . 18
9.3 Temperature and supply voltage . 18
9.4 Temperature and humidity . 19
9.5 Warm-up time. 19
9.5.1 Temperature 20 °C . 19
9.5.2 Temperature -5 °C . 19
9.5.3 Temperature -20 °C . 20
9.6 Pressure . 20
9.7 Protection by enclosure . 20
10 Breath sample . 21
10.1 Volume . 21
10.2 Flow . 21
10.3 Exhalation time . 21
10.4 Response time . 21
11 Analytical specificity . 21
11.1 Test gases . 21
11.2 Cigarette smoke . 22
12 Manipulation and circumvention . 22
12.1 General . 22
12.2 Pressurised air . 23
12.3 Providing of the sample with a mouthpiece attached . 23
12.4 Providing of the sample without a mouthpiece attached . 23
12.5 Obstruction of the mouthpiece . 24
12.6 Filter. 24
12.7 Condensation . 24
12.8 Water . 24
12.9 Putting out of service . 24
12.10 Removal of handset . 25

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SIST EN 50436-1:2014
EN 50436-1:2014 (E) – 4 –
Page
12.11 Bypass . 25
13 Timer . 25
13.1 Start period . 25
13.2 Restart period . 26
13.3 Service reminder . 26
13.4 Calibration interval . 26
14 Long term behaviour . 26
15 Instructions . 27
15.1 Instructions for installation (applicable to alcohol interlocks for aftermarket installation
only) . 27
15.2 Instructions for use . 27
15.3 Instructions for servicing the alcohol interlock . 28
16 Test report . 28
17 Labelling and marking. 28
Annex A (normative) Description of events . 29
Annex B (informative) Performance testing . 33
Bibliography . 34

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SIST EN 50436-1:2014
– 5 – EN 50436-1:2014 (E)
Foreword
This document (EN 50436-1:2014) has been prepared by CLC/BTTF 116-2 "Alcohol interlocks".
The following dates are fixed:

(dop) 2014-10-21
• latest date by which this document has
to be implemented at national level by
publication of an identical national
standard or by endorsement
(dow) 2016-10-21
• latest date by which the national
standards conflicting with this
document have to be withdrawn

This document supersedes EN 50436-1:2005.
EN 50436-1:2014 includes the following significant technical changes with respect to
EN 50436-1:2005:
– Clause 3: definitions are added for mouthpiece, data memory, supply voltage, calibration interval,
service reminder, recall, manufacturer and aftermarket installation.
– Clause 4: requirements for communication integrity, wireless communication and basic funtionality
are added.
– Sub-clauses 5.1 and 5.3.2: accessory devices are included.
– Sub-clause 5.5: the requirement in test type 3 is modified.
– Clause 6: tests with 24 V power supply are added.
– Sub-clause 6.8: the chapter electrical discharge is added.
– Clause 7: the requirement for the calibration curve is increased.
– Clause 8: the references to basic standards are updated.
– Clause 9: the chapter for environmental tests is revised, the references to basic standards are
updated, and tests for 24 V power supply are added.
– Clause 10: the chapter for breath sample with volume, flow, exhalation time and response time is
revised.
– Clause 12: manipulation and circumvention is completely revised.
– Normative Annex A with requirements for the description of events is added.
– Informative Annex B with performance testing is added.
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CENELEC [and/or CEN] shall not be held responsible for identifying any or all such
patent rights.

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SIST EN 50436-1:2014
EN 50436-1:2014 (E) – 6 –
Introduction
The purpose of alcohol interlocks is to enhance traffic safety by preventing persons with alcohol
concentrations exceeding a set limit value from driving a motor vehicle. EN 50436 series specifies test
methods and essential performance requirements for alcohol interlocks and gives guidance for
decision makers, purchasers and users.
The content and requirements of this part of EN 50436 are based on the experience and necessities of
drink driving offender programmes in different countries over several decades. Therefore, alcohol
interlocks used in programmes for drink driving offenders should comply with this European Standard.
Alcohol interlocks for general preventive use are the subject of EN 50436-2. General preventive use,
which concerns a much larger number of drivers and vehicles, applies to both professional and private
drivers of motor vehicles.
The purpose of EN 50436 series is to specify essential performance requirements and to provide the
respective test methods for available technologies. The technology of alcohol interlocks continues to
evolve, and further innovations can be expected. These could be considered in new parts or revisions
of this European Standard.

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1 Scope
This European Standard specifies test methods and performance requirements for breath alcohol
controlled alcohol interlocks. It covers alcohol interlocks intended to be used in programmes for drink
driving offenders as well as in programmes monitored or controlled in a comparable way.
This European Standard is directed at test laboratories and manufacturers of alcohol interlocks. It
defines requirements and test procedures for type testing.
Several parameters (such as alcohol concentration or breath volume) are specified in this European
Standard for the purpose of type testing according to this standard only. However, it may be necessary
due to national regulations or depending on user requests to set the values of the prescribed
parameters differently when the alcohol interlocks are in use.
This European Standard also applies to alcohol interlocks integrated into other control systems of the
vehicle as well as to accessory devices connected to the alcohol interlock.
This European Standard does not apply to
– alcohol interlocks intended for general preventive use (see EN 50436-2),
– instruments measuring the alcohol concentration in the ambient air in the vehicle,
– alcohol interlocks not having a mouthpiece,
– methods of installation and connections to the vehicle.
2 Normative references
The following documents, in whole or in part, are normatively referenced in this document and are
indispensable for its application. For dated references, only the edition cited applies. For undated
references, the latest edition of the referenced document (including any amendments) applies.
EN 60068-2-78, Environmental testing – Part 2-78: Tests – Test Cab: Damp heat, steady state
(IEC 60068-2-78)
EN 60529, Degrees of protection provided by enclosures (IP Code) (IEC 60529)
ISO 7637-2, Road vehicles – Electrical disturbances from conduction and coupling – Part 2: Electrical
transient conduction along supply lines only
ISO 7637-3, Road vehicles – Electrical disturbances by conduction and coupling – Part 3: Electrical
transient transmission by capacitive and inductive coupling via lines other than supply lines
ISO 10605, Road vehicles – Test methods for electrical disturbances from electrostatic discharge
ISO 16750-1, Road vehicles – Environmental conditions and testing for electrical and electronic
equipment – Part 1: General
ISO 16750-2:2010, Road vehicles – Environmental conditions and testing for electrical and electronic
equipment – Part 2: Electrical loads
ISO 16750-3:2007, Road vehicles – Environmental conditions and testing for electrical and electronic
equipment – Part 3: Mechanical loads
ISO 16750-4:2010, Road vehicles – Environmental conditions and testing for electrical and electronic
equipment – Part 4: Climatic loads

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SIST EN 50436-1:2014
EN 50436-1:2014 (E) – 8 –
3 Terms and definitions
For the purposes of this document, the following terms and definitions apply.
3.1
alcohol interlock
device which is normally in the blocking state when installed to prevent the starting of the vehicle
motor, and which can be brought into the not-blocking state only after the presentation and analysis of
a breath sample with an alcohol concentration below a limit value
Note 1 to entry: It normally consists of a handset and a control unit electrically connected to the vehicle.
Note 2 to entry: In this European Standard the expression “starting of the vehicle motor” includes provision of
an output signal from the alcohol interlock to the vehicle to enable the starting, operation or movement of the
vehicle.
3.2
breath alcohol concentration
mass concentration of ethanol, expressed in mg/l (milligram ethanol per litre breath air), in a breath
sample delivered into an alcohol interlock
3.3
breath sample
breath air sample taken under forced expiration
3.4
accepted breath sample
breath sample fulfilling set requirements for volume, flow, exhalation time and other human breath
sample characteristics
Note 1 to entry: The acceptance of a breath sample is independent from the alcohol concentration.
3.5
breath test
providing a breath sample to an alcohol interlock
3.6
mouthpiece
part through which the breath sample is delivered into the alcohol interlock
3.7
blocking state
state in which the alcohol interlock inhibits the starting of the vehicle motor
3.8
not-blocking state
state in which the vehicle motor can be started
3.9
breath alcohol concentration limit
set value of the breath alcohol concentration at or above which the vehicle motor will be prevented
from being started
3.10
ready for test
indication that the operating parameters of the alcohol interlock are met
3.11
initial test
breath test provided before the vehicle motor is started

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SIST EN 50436-1:2014
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3.12
retest
breath test provided after the vehicle motor has started
Note 1 to entry: The retest function is a measure to assist in the detection of circumvention.
3.13
start period
time interval after an accepted breath sample with an alcohol concentration below the breath alcohol
concentration limit has been delivered, during which the vehicle motor may be started
3.14
restart period
time interval after the ignition is switched off during which the vehicle motor may be started again
without the delivery of another breath sample
Note 1 to entry: This restart period is intended to ensure the driver’s ability to restart the vehicle motor after a
stall situation.
3.15
override
method of allowing the starting of the vehicle motor without providing a breath sample
Note 1 to entry: The override function is for use in exceptional circumstances only, for example in case of a
device malfunction.
3.16
bypass
starting the vehicle motor without providing a breath sample or without engaging the override function
3.17
tampering
unauthorised change to or interference with the alcohol interlock or its installation in the vehicle or its
functioning
3.18
data memory
record of breath test results and other events with date and time stored in the internal memory of the
alcohol interlock
3.19
supply voltage
voltage obtained from the electric power source of the vehicle for operation of the alcohol interlock
3.20
calibration interval
time period between calibrations during which the alcohol interlock fulfils the stability requirements for
the measurement of the breath alcohol concentration
3.21
service reminder
notice by the alcohol interlock to remind the driver of a service requirement
3.22
recall
response of the alcohol interlock due to a service requirement of the device or an action of the driver
which requires service of the alcohol interlock or downloading of the data memory

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SIST EN 50436-1:2014
EN 50436-1:2014 (E) – 10 –
3.23
manufacturer
person or organisation responsible for the design, construction and/or production of the alcohol
interlock
3.24
aftermarket installation
any installation of an alcohol interlock in a vehicle after the original production of a vehicle
4 General requirements
4.1 Blocking and not-blocking
Not-blocking state shall be achieved after delivery and analysis of an accepted breath sample with a
breath alcohol concentration below a limit value.
The alcohol interlock shall be in the blocking state without supplementary action from the driver after
switching off the ignition of the vehicle motor and the following expiration of a restart period (see 13.2).
4.2 Influence on the vehicle motor
The alcohol interlock shall not cause a running vehicle motor to stop, even in the case of a missed or a
failed retest.
4.3 Tampering
The alcohol interlock shall be designed and manufactured such that, when installed in a vehicle,
according to the manufacturer‘s instructions, it cannot be opened or the electrical connection cannot be
modified without visible changes.
The access to the data memory or to means for setting parameters or to adjustment possibilities shall
be designed so as to deter unauthorised or inadvertent interference.
4.4 Concentration limit
The nominal breath alcohol concentration limit of the alcohol interlock shall be at least 0,09 mg/l.
NOTE There is a limitation for the lower limit of the detection of alcohol concentrations in breath due to
technological and physiological reasons. Effectively, the lower limit for a reliable measurement of breath alcohol
concentrations is 0,09 mg/l.
4.5 Mouthpiece
The alcohol interlock shall have an exchangeable mouthpiece.
4.6 Readiness
The alcohol interlock shall provide a visual and/or audible indication when it is ready for a breath test.
A breath test shall only be accepted after a ready indication.
4.7 Data memory, download and evaluation
The alcohol interlock shall be capable of recording events with date and time in a data memory, even if
the handset is disconnected. These events are at least the following:
– breath samples,
– test results,

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– blocking and not-blocking,
– information about the use of the vehicle, such as motor start and stop, vehicle motion or
distance driven,
– missed retest,
– overriding and bypassing,
– handset exchange,
– connections and disconnections of supply voltage,
– changing of parameters and adjustments,
– results of calibration, verification and/or readjustment.
NOTE 1 For a full list of events see Annex A.
Receiving the information from the vehicle after reattachment of the handset is accepted for alcohol
interlocks that are combined with other vehicle systems or integrated into them.
Data shall be stored i
...

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