Items tagged with METHOD Files

File size: 1.70 MB Download

Method for determining the composition of airborne particle pollution (NT TR 544)

NT TR 544

  • The objective of the project was to develop a method or measuring process to determine the composition of airborne particulate matter. For this purpose, both physical and chemical analysis were performed and multivariate calculations used to identify or simulate the mass fractions of each source material in real samples of particulate matter.

File size: 3.17 MB Download

CEN EN 12457 leaching test - Comparison of test results obtained by part 1 and 2 with test results obtained by part 3 (NT TR 539)

NT TR 539

  • The report compares leaching results obtained by two one-step batch leaching tests (en 12457 part 1 and 2) with leaching results obtained by a two-steps batch-leaching test (EN 12457 part 3). The effect of the used contact time and the effect of using different number of leaching steps were evaluated.

File size: 515.00 KB Download

Method of Software Validation (NT TR 535 - Validation scheme)

NT TR 535 - Validation scheme

  • This Method of Software Validation is a tool intended to assist in validation of small and medium scale software used in accredited and other laboratories where software validation is required. The tool encompasses this technical report, which describes how to use the method and a Microsoft® Word 2000 report template, which guides the user through the validation task.

File size: 764.74 KB Download

Method of Software Validation (NT TR 535 - Main report)

NT TR 535 - Main report

  • This Method of Software Validation is a tool intended to assist in validation of small and medium scale software used in accredited and other laboratories where software validation is required. The tool encompasses this technical report, which describes how to use the method and a Microsoft® Word 2000 report template, which guides the user through the validation task.

File size: 653.65 KB Download

Method of Software Validation (NT TR 535 - Appendix 4)

NT TR 535 - Appendix 4

  • This Method of Software Validation is a tool intended to assist in validation of small and medium scale software used in accredited and other laboratories where software validation is required. The tool encompasses this technical report, which describes how to use the method and a Microsoft® Word 2000 report template, which guides the user through the validation task.

File size: 311.76 KB Download

Method of Software Validation (NT TR 535 - Appendix 3)

NT TR 535 - Appendix 3

  • This Method of Software Validation is a tool intended to assist in validation of small and medium scale software used in accredited and other laboratories where software validation is required. The tool encompasses this technical report, which describes how to use the method and a Microsoft® Word 2000 report template, which guides the user through the validation task.

File size: 235.72 KB Download

Method of Software Validation (NT TR 535 - Appendix 2)

NT TR 535 - Appendix 2

  • This Method of Software Validation is a tool intended to assist in validation of small and medium scale software used in accredited and other laboratories where software validation is required. The tool encompasses this technical report, which describes how to use the method and a Microsoft® Word 2000 report template, which guides the user through the validation task.

File size: 236.50 KB Download

Method of Software Validation (NT TR 535 - Appendix 1)

NT TR 535 - Appendix 1

  • This Method of Software Validation is a tool intended to assist in validation of small and medium scale software used in accredited and other laboratories where software validation is required. The tool encompasses this technical report, which describes how to use the method and a Microsoft® Word 2000 report template, which guides the user through the validation task.

File size: 1.20 MB Download

Measurement of Sound Pressure Levels at Low Frequencies in Rooms (NT TR 385)

NT TR 385

  • Comparison of available methods and standards with respect to microphone positions. Proposal for new procedures.

File size: 540.38 KB Download

Mechanical components: Acceptance criteria for components excited by vibration (NT MECH 043)

NT MECH 043

  • This NORDTEST method is intended to show how to set acceptance criteria on the basis of the dynamic properties of mechanical components.

File size: 213.80 KB Download

Programmable electrical medical sytems (PEMS): Evaluation of the functional safety of the programmable medical equipment (NT ELEC 032)

NT ELEC 032

  • This test method (more correctly assessment method) aims to evaluate the functional safety of medical devices incorporating programmable electronics.

File size: 116.85 KB Download

Programmable logic controller (plc): Validation of plc safety critical application software (NT ELEC 031)

NT ELEC 031

  • This Nordtest report provides a method for validation of PLC safety critical application software.

File size: 25.52 KB Download

Mortar, hardened: Frost resistance (NT BUILD 483)

NT BUILD 483

  • This NORDTEST method specifies a test method for determining the resistance of hardened mortars to freezing and thawing. The method is applicable to masonry and rendering mortars based on mineral binders.

File size: 210.44 KB Download

Acoustics: Prominence of impulsive sounds and for adjustment of Laeq (NT ACOU 112)

NT ACOU 112

  • Noise with prominent impulses is more annoying than continuous types of noise (without impulses or tones) with the same equivalent sound pressure level. Therefore an adjustment KI is added to the measured LAeq, if prominent impulses are present in the noise, to adjust for the extra annoyance due to the impulses.

File size: 122.82 KB Download

Validation of the functional safety of programmable electronic systems (PES): Framework (NT ELEC 033)

NT

  • This test method adresses aspects that need to be validated when programmable electronic systems are used to carry out safety functions.

Nordtest

Nordtest is a trademark of Nordic cooperation in conformity assessment. The emphasis of Nordtest is to develop, promote and innovate Nordic test methods and pre-normative activity. Nordtest endeavours to remove technical barriers to trade and promotes the concept: “Approved once, accepted everywhere”.