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National Regulations & Inspection /MID i P iMID in Practice
Another Brick in The Wall, Part 1
Wim Volmer NMi Certin BVWim Volmer, NMi Certin BV
ContentsContentsPart 1:• Inspection• National (additional) requirements( ) q
– Sub-assemblies (general)– Mix-and-matchMix and match
• MID Amendment / RevisionGeneral changes– General changes
– CNG DispensersLevel Gauges– Level Gauges
• 30 minutes7-7-2010
2
Presentation goalPresentation goal• Discover the reach of MID and its
li i ilimitations
7-7-2010
3
Traditional Legal regime
TypeType Approval
Test
Initial Verification
Pre-MarketComplexity
Maintenance, repair, re- M k t /Maintenance, repair, recalibration / verification
Market / in-use
No of testsMarket Surveillance /
Enforcement
No. of tests
7-7-2010 4
Enforcement
Please keep in mindPlease, keep in mindMID Scope:• Placing on the Market• Putting into useg
Many traditional authorities are now:Many traditional authorities are now:• Loosing work• Operating in the in-use segment• Often with possibilities to influence p
national legislation
7-7-2010
5
Some Member StatesSome Member States …• "… within 3 months a subsequent
V ifi i b f d bVerification must be performed by …"
• Although not in conflict with MID,• Clearly a Barrier to Trade
7-7-2010
6
Brussels intends to:Brussels intends to:• Harmonise Market Surveillance• Act against misbehaviour• However, these authorities are ,
conventional and clever
7-7-2010
7
Mix-and-MatchMix and Match
7-7-2010
8
MID TransitionMID Transition• 10 years from October 2006
• Small modification allowed?• Combination pre-MID parts and
MID parts?MID parts?
N t thi t i ll i• Note: this typically concerns in-use instruments
• So, not MID, but national
7-7-2010
9
Typical solutionsTypical solutions• Don't look• Change national Law• (Stick to the letter)( )
7-7-2010
10
Gas MetersGas Meters• MID: domestic and light industrial• National: industrial meters
Differences within EU:• Distinction light industrial /• Distinction light industrial /
industrialI d t i l ti• Industrial, options:– No requirements– MID– Purely national legislation
7-7-2010
11
Please know:Please know:• Brussels does want to harmonise
li h i d i l / i d i llight industrial / industrial
• Easier said than done (EU grids differ))
• No short term solution expected• No short-term solution expected
7-7-2010
12
Sub-assembliesSub assemblies• Separate "Approval"• Separate "Placing on the Market"
and "Putting into use"
• National legislation on how toNational legislation on how to combine
• Therefore, sub-assemblies need not b l ti ( th bl ibe a solution (other problems in return)
7-7-2010
13
MID AmendmentMID Amendment• 2011• Proposal deadline around now
Expected:• No fundamental changes in• No fundamental changes in
Transition or sub-assembliesEdit i l / ti• Editorials / corrections
• Annex CNG Dispensers• Annex Level Gauging (mobile and
stationary tanks)y )
7-7-2010
14
SummarySummary• Differences in Market Surveillance
A h i l hi dApproach -> potential hindrance• Mix-and-match:
– On paper, big problem– Still challenging
• CNG and Level under MID -> improvementp
7-7-2010
15
Questions?Questions?
7-7-2010
16
National Regulations & Inspection /MID i P iMID in Practice
Another Brick in The Wall, Part 2
Wim Volmer NMi Certin BVWim Volmer, NMi Certin BV
ContentsContentsPart 2:• Example(s) of Certificates
– Based on Evaluation Certificates
• Valves, piping arrangement, etc.
• 45 minutes
7-7-2010
19
TargetTarget• Some "practical" issues
7-7-2010
20
EC Type Examination CertificateEC Type Examination Certificate• MID (roughly) prescribes minimum
contents• Large degree of freedomg g
Two main streams:Two main streams:• All in one• Based on Part / Evaluation Certificates
– NMi version
7-7-2010
21
All in oneAll in one• Describes the complete Measuring
Instrument• All details included
• Underlying reason: keep authorities• Underlying reason: keep authorities occupiedD t hi h i t• Documents: high-maintenance
7-7-2010
22
All in one sketchAll in one, sketch
EC TAC #1
EC TAC #2
Meter A Meter DMeter AFlowcomputer BGas Elimination C
Meter DFlowcomputer BGas Elimination E
• Now, software change flowcomputer Bflowcomputer B …
7-7-2010
23
Based on Part / EvaluationBased on Part / Evaluation …• Describes the complete Measuring
Instrument• Refers to Part / Evaluation Certificates
for details• Makes the EC TAC shortMakes the EC TAC short• Need to check more documents at
Verification / InspectionVerification / Inspection• Document structure aligned with
ti l it tipractical situation• Document: low-maintenance
7-7-2010
24
Based on sketchBased on …, sketch
EC TAC #1
EC TAC #2
Part Part GasPart
Flow- Part Part GasPart Meter A
Part Gas C
Flow-com-
puter B
Part Meter D
Part Gas E
7-7-2010
25
So far:So far:• Contents of EC TAC (direct, or via
f ) diffreference) not different
7-7-2010
26
NMi VersionNMi VersionFor EC TAC's, Evaluation and Part
Certificates:• Essential …• Conditional …• Non essential (explanatory)• Non-essential … (explanatory)
7-7-2010
27
Essential examplesEssential … examplesEC TAC:• Volume Sensor / Measurement
Transducer• Flowcomputer• …
Evaluation Certificate Flowcomputer:• Metrological Software• …
7-7-2010
28
Conditional examplesConditional … examplesEC TAC:• Printer with: CE Marking, ON-/OFF-
line control, Paper-Out control• Bypass, if fitted with Spectacle Blind• …
E l ti C tifi t Fl tEvaluation Certificate Flowcomputer:• Non-Metrological Software• P-transmitter with Part Certificate• …
7-7-2010
29
Non-essential examplesNon essential … examplesEC TAC:• Optionally, vapour return line• …
Notes:• Intended to prevent confusionp• Often not necessary
7-7-2010
30
NMi Version:NMi Version:• Contents no different• Parts / Characteristics classified by
metrological importance• Same metrological guarantee• Maximum degree of freedomMaximum degree of freedom
(within legal limits)
7-7-2010
31
ComparisonComparison• First time around, All in one most
ffi iefficient• New combination known parts,
Based on … most efficient• (Small) modification, NMi version ( ) ,
most efficient
7-7-2010
32
Adobe Acrobat 7.0 Document
7-7-2010
33
The Real WorldThe Real World
• What Verification / Inspection officers findofficers find
7-7-2010
34
EC TAC is:EC TAC is:• …• A Manual for Verification &
Inspection• …
• Note: Verification / Inspection officer expected to have generalofficer expected to have general knowledge of requirements
7-7-2010
35
What about piping valves ?What about piping, valves …?• General "description" in EC TAC• Specific description where needed
(straight lengths …)• Branches & Bypasses• Position of valvesPosition of valves• Empty / full "hose"• …
• Materials, lengths???• Application (empty / full hose)Application (empty / full hose)
7-7-2010
36
SoftwareSoftwareOfficers need to check:• Software version• Software configurationg
7-7-2010
37
Verification challengesVerification challenges• Possibility to test on-site• Recognise the system• Check conformityy• Check operating range• Check application• Check application
7-7-2010
38
Challenges EC TACChallenges EC TAC• Not too detailed (unnecessary
i i )restriction)• Enough for Metrological guarantee• Maintainable• Enough guidance for Verification /Enough guidance for Verification /
Inspection
• Note: "lack of guidance" also b d b M b St tabused by some Member States
7-7-2010
39
Challenges Evaluation / Part fCertificate
• Intended for Type Approval• Intended for Type Approval Notified Body
Contain information on:• Compatibility• Verification / Inspection• Verification / Inspection
7-7-2010
40
Please rememberPlease remember …It takes more than a good meter
t k d tto make a good measurement
7-7-2010
41
SummarySummaryOur angles may differ, but you too
f d i hare faced with:• Compatibility of devices• Cooperation with competitors• ModificationsModifications• Users with strange applications
L l li iti• Legal peculiarities
• We do our best to fit in
7-7-2010
42
Questions?Questions?
7-7-2010
43