<?xml version="1.0" encoding="utf-8"?>
<!--ISO/IEC 17025:2017 7.8.2.1a-->
<dcc:digitalCalibrationCertificate xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:dcc="https://ptb.de/dcc" xmlns:si="https://ptb.de/si" xsi:schemaLocation="https://ptb.de/dcc https://www.ptb.de/dcc/dcc.xsd https://ptb.de/si https://www.ptb.de/si/SI_Format.xsd" schemaVersion="3.2.1">
	<!--This is an example of a mass set of two mass pieces. It was developed in the DKD (German calibration service) technical committee of mass and weighing instruments.
    Version of the example: V2.1 , Date: 15.01.2024 
	Features: mass set, conventional mass
	-->
	<dcc:administrativeData>
		<dcc:dccSoftware>
			<dcc:software>
				<dcc:name>
					<dcc:content>Notepad++</dcc:content>
				</dcc:name>
				<dcc:release>v8.5.2</dcc:release>
			</dcc:software>
		</dcc:dccSoftware>
		<dcc:refTypeDefinitions>
			<dcc:refTypeDefinition>
				<dcc:name>
					<dcc:content lang="en">general terms</dcc:content>
				</dcc:name>
				<dcc:namespace>basic</dcc:namespace>
				<dcc:link>DCCWiki</dcc:link>
			</dcc:refTypeDefinition>			
			<dcc:refTypeDefinition>
				<dcc:name>
					<dcc:content lang="en">mass terms</dcc:content>
				</dcc:name>
				<dcc:namespace>mass</dcc:namespace>
				<dcc:link>DKD Expert report</dcc:link>
			</dcc:refTypeDefinition>
		</dcc:refTypeDefinitions>
		<dcc:coreData>
			<dcc:countryCodeISO3166_1>DE</dcc:countryCodeISO3166_1>
			<dcc:usedLangCodeISO639_1>en</dcc:usedLangCodeISO639_1>
			<dcc:mandatoryLangCodeISO639_1>en</dcc:mandatoryLangCodeISO639_1>
			<dcc:uniqueIdentifier>13412-adf2-3</dcc:uniqueIdentifier>
			<dcc:identifications>
				<dcc:identification refType="basic_orderNo">
					<dcc:issuer>calibrationLaboratory</dcc:issuer>
					<dcc:value>06.02.03#0002</dcc:value>
					<dcc:name>
						<dcc:content lang="en">File number</dcc:content>
					</dcc:name>
				</dcc:identification>
			</dcc:identifications>
			<dcc:beginPerformanceDate>2019-04-01</dcc:beginPerformanceDate><!--ISO/IEC 17025:2017 7.8.2.1 i)-->
			<dcc:endPerformanceDate>2019-06-28</dcc:endPerformanceDate><!--ISO/IEC 17025:2017 7.8.2.1 i)-->
			<dcc:performanceLocation>laboratory</dcc:performanceLocation><!--ISO/IEC 17025:2017 7.8.2.1 c)-->
			<dcc:issueDate>2019-07-03</dcc:issueDate><!--ISO/IEC 17025:2017 7.8.2.1 j)-->
		</dcc:coreData>
		<dcc:items><!--ISO/IEC 17025:2017 7.8.2.1 g)-->
			<dcc:name>
				<dcc:content lang="en">1 OIML set of weights with 2 weights, 1 kg and 2 kg</dcc:content>
			</dcc:name>
			<dcc:equipmentClass>
				<dcc:reference>OIML R111-1:2004</dcc:reference>
				<dcc:classID>E2</dcc:classID>
			</dcc:equipmentClass>
			<dcc:description>
				<dcc:content lang="en">Case The weights are accommodated in a box of varnished wood; the calibration mark is applied to the box.</dcc:content>
			</dcc:description>
			<dcc:manufacturer>
				<dcc:name>
					<dcc:content>Weights Co Ltd.</dcc:content>
				</dcc:name>
			</dcc:manufacturer>
			<dcc:identifications>
				<dcc:identification refType="basic_serialNo">
					<dcc:issuer>manufacturer</dcc:issuer>
					<dcc:value>xyz1234567</dcc:value>
					<dcc:name>
						<dcc:content lang="en">Serial Number</dcc:content>
					</dcc:name>
				</dcc:identification>
			</dcc:identifications>
			<dcc:item id="weightABC5678">
				<dcc:name>
					<dcc:content lang="en">1 kg</dcc:content>
				</dcc:name>
				<dcc:description>
					<dcc:content lang="en">Description of box/case (optional)</dcc:content>
				</dcc:description>
				<dcc:identifications>
					<dcc:identification refType="basic_marking">
						<dcc:issuer>manufacturer</dcc:issuer>
						<dcc:value>**</dcc:value>
						<dcc:name>
							<dcc:content lang="en">marking</dcc:content>
						</dcc:name>
					</dcc:identification>
					<dcc:identification refType="mass_setPositionNo">
						<dcc:issuer>manufacturer</dcc:issuer>
						<dcc:value>01A4</dcc:value>
						<dcc:name>
							<dcc:content lang="en">set position number</dcc:content>
						</dcc:name>
					</dcc:identification>
				</dcc:identifications>
				<dcc:itemQuantities>		
					<dcc:itemQuantity refType="basic_nominalValue">
						<dcc:name>
							<dcc:content lang="en">Nominal mass</dcc:content>
						</dcc:name>
						<si:real>
							<si:value>1</si:value>
							<si:unit>\kilogram</si:unit>
						</si:real>
					</dcc:itemQuantity>
				</dcc:itemQuantities>
			</dcc:item>
			<dcc:item id="weightABC1234">
				<dcc:name>
					<dcc:content lang="en">2 kg</dcc:content>
				</dcc:name>
				<dcc:description>
					<dcc:content lang="en">Description of box/case (optional)</dcc:content>
				</dcc:description>
				<dcc:identifications>
					<dcc:identification refType="basic_marking">
						<dcc:issuer>manufacturer</dcc:issuer>
						<dcc:value>-</dcc:value>
						<dcc:name>
							<dcc:content lang="en">marking</dcc:content>
						</dcc:name>
					</dcc:identification>
					<dcc:identification refType="mass_setPositionNo">
						<dcc:issuer>manufacturer</dcc:issuer>
						<dcc:value>87B3</dcc:value>
						<dcc:name>
							<dcc:content lang="en">set position number</dcc:content>
						</dcc:name>
					</dcc:identification>
				</dcc:identifications>
				<dcc:itemQuantities>		
					<dcc:itemQuantity refType="basic_nominalValue">
						<dcc:name>
							<dcc:content lang="en">Nominal mass</dcc:content>
						</dcc:name>
						<si:real>
							<si:value>2</si:value>
							<si:unit>\kilogram</si:unit>
						</si:real>
					</dcc:itemQuantity>
				</dcc:itemQuantities>
			</dcc:item>
		</dcc:items>
		<dcc:calibrationLaboratory><!--ISO/IEC 17025:2017 7.8.2.1 b)-->
			<dcc:contact>
				<dcc:name>
					<dcc:content>Physikalisch-Technische Bundesanstalt (PTB)</dcc:content>
				</dcc:name>
				<dcc:eMail>info@ptb.de</dcc:eMail>
				<dcc:location>
					<dcc:further>
						<dcc:content lang="en">Division 1 Mechanics and Acoustics</dcc:content>
					</dcc:further>
					<dcc:street>Bundesallee</dcc:street>
					<dcc:streetNo>100</dcc:streetNo>
					<dcc:postCode>38116</dcc:postCode>
					<dcc:city>Braunschweig</dcc:city>
					<dcc:countryCode>DE</dcc:countryCode>
				</dcc:location>
			</dcc:contact>
		</dcc:calibrationLaboratory>
		<dcc:respPersons>
			<dcc:respPerson>
				<dcc:person>
					<dcc:name>
						<dcc:content>Michael</dcc:content>
					</dcc:name>
					<dcc:eMail>info@ptb.de</dcc:eMail>
				</dcc:person>
				<dcc:role>authorisation of certificate</dcc:role>
				<dcc:mainSigner>true</dcc:mainSigner><!--ISO/IEC 17025:2017 7.8.2.1 o)-->
			</dcc:respPerson>			
		</dcc:respPersons>
		<dcc:customer>
			<dcc:name>
				<dcc:content>Customer</dcc:content>
			</dcc:name>
			<dcc:location>
				<dcc:streetNo>6</dcc:streetNo>
				<dcc:street>Hello Street</dcc:street>
				<dcc:postCode>10</dcc:postCode>
				<dcc:city>Braunschweig</dcc:city>
				<dcc:countryCode>DE</dcc:countryCode>
			</dcc:location>
		</dcc:customer>
		<dcc:statements>
			<dcc:statement>
				<dcc:declaration><!--ISO/IEC 17025:2017 7.8.2.1 l)-->
					<dcc:content lang="en">The results refer only to the object calibrated in this DCC.</dcc:content>
				</dcc:declaration>
			</dcc:statement>
			<dcc:statement refType="basic_isInCMC"><!--ISO/IEC 17025:2017 7.8.4.1 c)-->
				<dcc:reference>D-K-xxxxx-yy-zz</dcc:reference>
				<dcc:declaration>
					<dcc:content lang="en">This calibration certificate documents the metrologicaltraceability to national standards, which realize the units of measurement according to the International System of Units (SI).</dcc:content>
				</dcc:declaration>
				<dcc:valid>true</dcc:valid>
				<dcc:respAuthority>
					<dcc:name>
						<dcc:content>DAkkS</dcc:content>
					</dcc:name>
					<dcc:location>
						<dcc:city>Braunschweig</dcc:city>
					</dcc:location>
				</dcc:respAuthority>
			</dcc:statement>
			<dcc:statement><!--ISO/IEC 17025:2017 7.8.4.3-->
				<dcc:declaration>
					<dcc:content lang="en">The measurement results are valid at the time of calibration. The user is responsible for arranging a recalibration in due time.</dcc:content>
				</dcc:declaration>
			</dcc:statement>
			<dcc:statement refType="basic_decisionRule">
				<dcc:reference>OIML R111-1:2004</dcc:reference>
				<dcc:declaration>
					<dcc:content lang="en">binary</dcc:content>
				</dcc:declaration>
				<dcc:data>
					<dcc:quantity refType="basic_minTUR">
						<dcc:name>
							<dcc:content lang="en">Minimum allowed Test Uncertainty ratio - for smaller TUR values, no conformity statement is made</dcc:content>
						</dcc:name>
						<si:real>
							<si:value>3</si:value>
							<si:unit>\one</si:unit>
						</si:real>
					</dcc:quantity>
					<dcc:formula refType="basic_guardBand">
						<dcc:latex>w=U</dcc:latex>
					</dcc:formula>
				</dcc:data>
			</dcc:statement>
		</dcc:statements>
	</dcc:administrativeData>
	<dcc:measurementResults>
		<dcc:measurementResult refId="weightABC1234">
			<dcc:name>
				<dcc:content lang="en">mass calibration</dcc:content>
			</dcc:name>
			<dcc:usedMethods>
			<!--ISO/IEC 17025:2017 7.8.2.1 f)-->
				<dcc:usedMethod>
					<dcc:name>
						<dcc:content lang="en">Determination of the conventional weighing value</dcc:content>
					</dcc:name>
					<dcc:norm>OIML R111-1:2004</dcc:norm>
				</dcc:usedMethod>
					<dcc:usedMethod refType="basic_uncertainty">
						<dcc:name>
							<dcc:content lang="en">Measurement uncertainty</dcc:content>
						</dcc:name>
						<dcc:description>
							<dcc:content lang="en"> The reported expanded uncertainty is stated as the standard uncertainty multiplied by a coverage factor k=2. 
												The coverage factor k=2 for a normal distribution corresponds to a coverage probability of approx. 95 %.</dcc:content>
						</dcc:description>
					<dcc:norm>EA-4/02 M:2022</dcc:norm>
				</dcc:usedMethod>				
			</dcc:usedMethods>			
			<dcc:influenceConditions>
				<!--ISO/IEC 17025:2017 7.8.4.1 b)-->
				<dcc:influenceCondition refType="mass_density">
					<dcc:name>
						<dcc:content lang="en">Density</dcc:content>
					</dcc:name>
					<dcc:certificate>
						<dcc:referral>
							<!--ISO/IEC 17025:2017 7.8.2.1 p)-->
							<dcc:content lang="en">Certificate XXXXX by yyyy dated YYYY-MM-DD</dcc:content>
						</dcc:referral>
						<dcc:referralID>1.82-2017 qwe-1</dcc:referralID>
						<dcc:procedure>analogue</dcc:procedure>
						<dcc:value>analogue</dcc:value>
					</dcc:certificate>
					<dcc:data>
						<dcc:quantity refType="basic_referencedValue">
							<si:real>
								<si:value>8010</si:value>
								<si:unit>\kilogram\metre\tothe(-3)</si:unit>
								<si:expandedUnc>
									<si:uncertainty>30</si:uncertainty>
									<si:coverageFactor>2</si:coverageFactor>
									<si:coverageProbability>0.95</si:coverageProbability>
								</si:expandedUnc>
							</si:real>
						</dcc:quantity>
					</dcc:data>
				</dcc:influenceCondition>
				<dcc:influenceCondition refType="basic_temperature">
					<dcc:name>
						<dcc:content lang="en">temperature</dcc:content>
					</dcc:name>
					<dcc:data>
						<dcc:quantity refType="basic_mean">
							<si:real>
								<si:value>294.05</si:value>
								<si:unit>\kelvin</si:unit>
								<si:expandedUnc>
									<si:uncertainty>0.50</si:uncertainty>
									<si:coverageFactor>2</si:coverageFactor>
									<si:coverageProbability>0.95</si:coverageProbability>
								</si:expandedUnc>
							</si:real>
						</dcc:quantity>
					</dcc:data>
				</dcc:influenceCondition>
				<dcc:influenceCondition refType="mass_airDensity">
					<dcc:name>
						<dcc:content lang="en">air density</dcc:content>
					</dcc:name>
					<dcc:data>
						<dcc:quantity refType="basic_mean">
							<si:real>
								<si:value>1.1635</si:value>
								<si:unit>\kilogram\metre\tothe(-3)</si:unit>
								<si:expandedUnc>
									<si:uncertainty>0.0035</si:uncertainty>
									<si:coverageFactor>2</si:coverageFactor>
									<si:coverageProbability>0.95</si:coverageProbability>
								</si:expandedUnc>
							</si:real>
						</dcc:quantity>
					</dcc:data>
				</dcc:influenceCondition>
				<dcc:influenceCondition refType="basic_relativeHumidity">
					<dcc:name>
						<dcc:content lang="en">relative humidity</dcc:content>
					</dcc:name>
					<dcc:data>
						<dcc:quantity refType="basic_mean">
							<si:real>
								<si:value>0.417</si:value>
								<si:unit>\one</si:unit>
								<si:expandedUnc>
									<si:uncertainty>0.020</si:uncertainty>
									<si:coverageFactor>2</si:coverageFactor>
									<si:coverageProbability>0.95</si:coverageProbability>
								</si:expandedUnc>
							</si:real>
						</dcc:quantity>
					</dcc:data>
				</dcc:influenceCondition>
			</dcc:influenceConditions>
			<dcc:results><!--ISO/IEC 17025:2017 7.8.2.1 m)-->
				<dcc:result refType="mass_conventionalMass basic_isInCMC">
					<dcc:name>
						<dcc:content lang="en">Conventional mass</dcc:content>
					</dcc:name>
					<dcc:data>
						<dcc:quantity refType="basic_nominalValue">
							<dcc:name>
								<dcc:content lang="en">Nominal value</dcc:content>
							</dcc:name>
							<si:real>
								<si:value>2</si:value>
								<si:unit>\kilogram</si:unit>
							</si:real>
						</dcc:quantity>
						<dcc:quantity refType="basic_measuredValue">
							<si:real>
								<si:value>2.00000020</si:value>
								<si:unit>\kilogram</si:unit>
								<si:expandedUnc><!--ISO/IEC 17025:2017 7.8.4.1 a)-->
									<si:uncertainty>0.00000053</si:uncertainty>
									<si:coverageFactor>2</si:coverageFactor>
									<si:coverageProbability>0.95</si:coverageProbability>
								</si:expandedUnc>
							</si:real>
							<dcc:measurementMetaData>
								<dcc:metaData refType="basic_conformity"><!--ISO/IEC 17025:2017 7.8.4.1 e)-->
									<dcc:convention>section 5.3.2</dcc:convention>
									<dcc:norm>OIML R111-1:2004</dcc:norm>
									<dcc:conformity>pass</dcc:conformity>
									<dcc:data>
										<dcc:quantity refType="basic_toleranceLimitLower">
											<si:real>
												<si:value>1.999997</si:value>
												<si:unit>\kilogram</si:unit>
											</si:real>
										</dcc:quantity>
										<dcc:quantity refType="basic_toleranceLimitUpper">
											<si:real>
												<si:value>2.000003</si:value>
												<si:unit>\kilogram</si:unit>
											</si:real>
										</dcc:quantity>
									</dcc:data>
								</dcc:metaData>
							</dcc:measurementMetaData>
						</dcc:quantity>
						<dcc:quantity refType="basic_measurementError">
							<si:real>
								<si:value>0.0000002</si:value>
								<si:unit>\kilogram</si:unit>
								<si:expandedUnc><!--ISO/IEC 17025:2017 7.8.4.1 a)-->
									<si:uncertainty>0.00000053</si:uncertainty>
									<si:coverageFactor>2</si:coverageFactor>
									<si:coverageProbability>0.95</si:coverageProbability>
								</si:expandedUnc>
							</si:real>
						</dcc:quantity>
					</dcc:data>
				</dcc:result>
			</dcc:results>
		</dcc:measurementResult>
		<dcc:measurementResult refId="weightABC5678">
			<dcc:name>
				<dcc:content lang="en">mass calibration weight 2</dcc:content>
			</dcc:name>
			<dcc:usedMethods>
			<!--ISO/IEC 17025:2017 7.8.2.1 f)-->
				<dcc:usedMethod>
					<dcc:name>
						<dcc:content lang="en">Determination of the conventional weighing value</dcc:content>
					</dcc:name>
					<dcc:norm>OIML R111-1:2004</dcc:norm>
				</dcc:usedMethod>
					<dcc:usedMethod refType="basic_uncertainty">
						<dcc:name>
							<dcc:content lang="en">Measurement uncertainty</dcc:content>
						</dcc:name>
						<dcc:description>
							<dcc:content lang="en"> The reported expanded uncertainty is stated as the standard uncertainty multiplied by a coverage factor k=2. 
												The coverage factor k=2 for a normal distribution corresponds to a coverage probability of approx. 95 %.</dcc:content>
						</dcc:description>
					<dcc:norm>EA-4/02 M:2022</dcc:norm>
				</dcc:usedMethod>				
			</dcc:usedMethods>	
			<dcc:influenceConditions>
				<dcc:influenceCondition refType="mass_density">
					<dcc:name>
						<dcc:content lang="en">Density</dcc:content>
					</dcc:name>
					<dcc:certificate>
						<dcc:referral>
							<!--ISO/IEC 17025:2017 7.8.2.1 p)-->
							<dcc:content lang="en">Certificate XXXXX by yyyy dated YYYY-MM-DD</dcc:content>
						</dcc:referral>
						<dcc:referralID>1.82-2017 qwe-1</dcc:referralID>
						<dcc:procedure>analogue</dcc:procedure>
						<dcc:value>analogue</dcc:value>
					</dcc:certificate>
					<dcc:data>
						<dcc:quantity refType="basic_referencedValue">
							<si:real>
								<si:value>8010</si:value>
								<si:unit>\kilogram\metre\tothe(-3)</si:unit>
								<si:expandedUnc>
									<si:uncertainty>30</si:uncertainty>
									<si:coverageFactor>2</si:coverageFactor>
									<si:coverageProbability>0.95</si:coverageProbability>
								</si:expandedUnc>
							</si:real>
						</dcc:quantity>
					</dcc:data>
				</dcc:influenceCondition>
				<dcc:influenceCondition refType="basic_temperature">
					<dcc:name>
						<dcc:content lang="en">temperature</dcc:content>
					</dcc:name>
					<dcc:data>
						<dcc:quantity refType="basic_mean">
							<si:real>
								<si:value>294.05</si:value>
								<si:unit>\kelvin</si:unit>
								<si:expandedUnc>
									<si:uncertainty>0.50</si:uncertainty>
									<si:coverageFactor>2</si:coverageFactor>
									<si:coverageProbability>0.95</si:coverageProbability>
								</si:expandedUnc>
							</si:real>
						</dcc:quantity>
					</dcc:data>
				</dcc:influenceCondition>
				<dcc:influenceCondition refType="mass_airDensity">
					<dcc:name>
						<dcc:content lang="en">air pressure</dcc:content>
					</dcc:name>
					<dcc:data>
						<dcc:quantity refType="basic_mean">
							<si:real>
								<si:value>1.1635</si:value>
								<si:unit>\kilogram\metre\tothe(-3)</si:unit>
								<si:expandedUnc>
									<si:uncertainty>0.0035</si:uncertainty>
									<si:coverageFactor>2</si:coverageFactor>
									<si:coverageProbability>0.95</si:coverageProbability>
								</si:expandedUnc>
							</si:real>
						</dcc:quantity>
					</dcc:data>
				</dcc:influenceCondition>
				<dcc:influenceCondition refType="basic_relativeHumidity">
					<dcc:name>
						<dcc:content lang="en">relative humidity</dcc:content>
					</dcc:name>
					<dcc:data>
						<dcc:quantity refType="basic_mean">
							<si:real>
								<si:value>0.417</si:value>
								<si:unit>\one</si:unit>
								<si:expandedUnc>
									<si:uncertainty>0.020</si:uncertainty>
									<si:coverageFactor>2</si:coverageFactor>
									<si:coverageProbability>0.95</si:coverageProbability>
								</si:expandedUnc>
							</si:real>
						</dcc:quantity>
					</dcc:data>
				</dcc:influenceCondition>
			</dcc:influenceConditions>
			<dcc:results>
				<dcc:result refType="mass_conventionalMass basic_isInCMC">
					<dcc:name>
						<dcc:content lang="en">Conventional mass</dcc:content>
					</dcc:name>
					<dcc:data>
						<dcc:quantity refType="basic_nominalValue">
							<dcc:name>
								<dcc:content lang="en">Nominal value</dcc:content>
							</dcc:name>
							<si:real>
								<si:value>1</si:value>
								<si:unit>\kilogram</si:unit>
							</si:real>
						</dcc:quantity>
						<dcc:quantity refType="basic_measuredValue">
							<si:real>
								<si:value>1.00000012</si:value>
								<si:unit>\kilogram</si:unit>
								<si:expandedUnc><!--ISO/IEC 17025:2017 7.8.4.1 a)-->
									<si:uncertainty>0.00000030</si:uncertainty>
									<si:coverageFactor>2</si:coverageFactor>
									<si:coverageProbability>0.95</si:coverageProbability>
								</si:expandedUnc>
							</si:real>
							<dcc:measurementMetaData>
								<dcc:metaData refType="basic_conformity"><!--ISO/IEC 17025:2017 7.8.4.1 e)-->
									<dcc:convention>section 5.3.2</dcc:convention>
									<dcc:norm>OIML R111-1:2004</dcc:norm>
									<dcc:conformity>pass</dcc:conformity>
									<dcc:data>
										<dcc:quantity refType="basic_toleranceLimitLower">
											<si:real>
												<si:value>0.9999984</si:value>
												<si:unit>\kilogram</si:unit>
											</si:real>
										</dcc:quantity>
										<dcc:quantity refType="basic_toleranceLimitUpper">
											<si:real>
												<si:value>1.0000016</si:value>
												<si:unit>\kilogram</si:unit>
											</si:real>
										</dcc:quantity>
									</dcc:data>
								</dcc:metaData>
							</dcc:measurementMetaData>
						</dcc:quantity>
						<dcc:quantity refType="basic_measurementError">
							<si:real>
								<si:value>0.0000001</si:value>
								<si:unit>\kilogram</si:unit>
								<si:expandedUnc>
									<si:uncertainty>0.0000003</si:uncertainty>
									<si:coverageFactor>2</si:coverageFactor>
									<si:coverageProbability>0.95</si:coverageProbability>
								</si:expandedUnc>
							</si:real>							
						</dcc:quantity>
					</dcc:data>
				</dcc:result>
			</dcc:results>
		</dcc:measurementResult>
	</dcc:measurementResults>
</dcc:digitalCalibrationCertificate><!--ISO/IEC 17025:2017 7.8.2.1 d)-->
