EM Module Catalog
🛒 Shop →All modules are ready for delivery. Any module in the catalog can be ordered with delivery in 3–5 working days. 1–2 new modules go into the shop every month.
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● Buy online · PDF by e-mailEM-14 · Accuracy Enhancement
Methods for improving the accuracy and metrological assurance of custody transfer metering systems.
Covers all known significant factors that affect measurement accuracy and data transfer reliability: elimination of systematic error, equipment configuration, redundancy, alarm logic, measurement analysis, DataFeedback.
Public Professional
60-page PDF module + EM-14 glossary (132 terms) + EM Catalog PDF.
For engineers, metrologists and auditors.
€49 Buy Public →NDA Expert
127-page PDF module: procedures, worksheets, case studies + glossary + EM-14 Catalog PDF.
Delivered after the NDA is signed.
from €350 Order NDA →Coming soon to the shop
◐ Available now — on order in 3–5 working daysEM-10 · Metrological Assurance
Metrological assurance of custody transfer operations.
One system: measurements, verification, laboratory work, protocols, certificates, traceability and the product transfer result.
For: project manager · technical director · commercial department
The tender as the first technical act of the project.
Requirements to define before choosing a supplier: metrology, laboratory, verification scheme, contractor qualification, FAT/SAT, documentation and the responsibilities of each party.
For: customer's engineer · procurement · supplier · manager
EM-8 · Laboratories
Laboratory, procedures and verification of flow computers.
Role of the accredited laboratory, reference standards, verification procedures, FloBoss S600+ protocols and practical control of all measuring channels.
For: metrologist · laboratory service · accreditation body
Ready to order
■ Module ready · delivery in 3–5 working daysEM-5 · Pre-design Preparation
Specification, FEED and choice of measurement method.
Early decisions: measurement method, accuracy class, flowmeter selection, requirements for the prover, laboratory, redundancy scheme and evidence base.
For: engineer · procurement · contract lawyer
EM-3 · Engineering A–Z
Desk reference for the lead metrology engineer.
The full path of a custody transfer metering system: pre-design, design, implementation, FAT/SAT, commissioning, pilot operation, maintenance and audit. Where the metrologist leads decisions and where costly errors arise.
For: engineer · project manager
EM-6 · Design
Design of custody transfer metering systems.
Process, instrumentation and control, SCADA, civil works, power supply, measurement mathematics and the impact of each design section on the accuracy of the commercial result.
For: designer · project manager · metrologist
Customer and manufacturer: aligning the project.
GOST & OIML alignment. How the factory engineer, the receiving party, the dealer, the engineering company and operations agree on decisions so that the equipment works reliably whatever changes occur in the standards.
For: engineer · project coordinator · supplier / distributor
EM-15 · Instrument Review
Key instruments and reference standards of metering systems for crude oil and petroleum products.
Mass flowmeter, prover, density meter, pressure and temperature transmitters, flow computers: practical advantages and limitations when selecting equipment.
For: project engineer · procurement · supplier / OEM
EM-22 · Quality Control Skid
QCS and flow density.
Design features of a QCS for a specific project: a worked example of the isokinetic coefficient of the sampling probe and Legal Shield aspects.
For: designer · operations · laboratory
EM-7 · Start-up and Commissioning
Installation, commissioning, SAT and start-up.
Control sequence: installation, loop checks, commissioning, algorithm checks, initial verification, baseline, SAT and the first commercial result.
For: commissioning engineer · project manager · supplier
EM-12 · Verification Scheme
Traceability: from the reference standard to the product transfer certificate.
Traceability chain: reference standard → laboratory → prover → mass flowmeter → flow computer → certificate. The basis of the legal force of the measurement result.
For: metrologist · quality manager · institute / methodologist
EM-13 · Verification Protocols
Verification and calibration protocols and Legal Shield.
The central practical module: mass flowmeter, prover, density meter, pressure, temperature, flow computer, reference standards, calculations, archive and the chain of evidence. The NDA edition includes Excel protocols by measurement type.
For: metrologist · procurement · lawyer / auditor
EM-11 · Error and Uncertainty
Error, uncertainty, MPE and GUM.
The bridge between the technical calculation, the laboratory certificate, the contract and a dispute: where to apply MPE, where GUM, and how to protect the result.
For: metrologist · commercial department · laboratory / auditor
EM-21 · Metering System Verification
On-site verification procedure.
Built as a metrologist's desk reference: preparation, reference standard certificates, work on site, measurements per protocol, analysis, report and recommendations.
For: field metrologist · operations · laboratory / commission
EM-16 · Technical Maintenance
Maintenance of custody transfer metering systems.
Scheduled maintenance at levels 1/2/3, preparation for verification, control of metrological characteristics, protocol archive, service contract, diagnostics and readiness of the system for result acceptance.
For: operations engineer · service team · site manager
Commercial data, reporting and audit trail.
Data lifecycle: raw data, processing, validation, approval, data substitution, archiving, reporting and integrity protection.
For: automation / SCADA engineer · operations · lawyer / compliance
EM-4 · Documentation
Documentation as a tool for management and financial protection.
Specification, design, FAT/SAT, protocols, certificates, archives, seals, software versions, checksums, signatures and an evidence matrix for an audit or a dispute.
For: technical supervision · document controller · lawyer / auditor
Commissions, remote and on-site audit, Legal Shield.
A practical service module: NDA, document checklist, analysis, management report, engineering report, commission roles, conclusions and the next stage of work.
For: technical supervision · site manager · lawyer · commission members
EM-19 · Outlook and R&D
Development of custody transfer metering and Pro meter R&D.
Trends: GUM, digitalization, Legal Shield, DataFeedback, new configurations, test rigs, compact provers, publications, institutes and paid co-authorship.
For: R&D engineer · head of development · institute / university
Terminology of the whole project: from specification to maintenance.
250–300 terms with Pro meter interpretation: custody transfer, metering system, verification, calibration, MPE, uncertainty, traceability, Legal Shield. Configurations RU-RU, RU-EN, EN-EN, EN-LV.
Price: 1 configuration — €89 · all 4 — €149
EM-1 · Technical Guide General Overview
Overview of all EM modules and of metrological assurance as a whole.
A map of the series: which module fits which project stage and which role. Web version — 2025 edition, being updated. The new PDF overview is sent free by e-mail on release.
How to order
Choose a module
By project stage or by your role. Need help choosing? Write to us.
Buy or order
Modules on sale — online. All others — with the “Order” button, by e-mail.
Payment
Online card payment or by Pro meter SIA invoice.
PDF by e-mail
Within 3–5 working days. The NDA edition follows once the NDA is signed.
You can order any module in the catalog
Delivery time — 3–5 working days. Public and NDA formats, PDF by e-mail.
For your project
★ Price by agreementComplete set
All EM series modules by subscription: Public and NDA, with updates to new editions.
Discuss →Consultation
Analysis of your task: tender, design, verification, a dispute over a measurement result.
Book →Project support
A contract for metrological support of the custody transfer metering system — from specification to commissioning and audit.
Discuss →Confidentiality: full protocols, calculation models, archives, site-specific data and Pro meter internal methods are provided within the agreed scope of work, under a contract and an NDA (non-disclosure agreement).