CCT-K8
MEASURAND Realization of local scale of dew-point temperature of humid gas
NOMINAL VALUE 30 °C
Degrees of equivalence represented by Di and its expanded uncertainty Ui at a 95 % level of confidence, both expressed in °C.
CCT-K8
MEASURAND Realization of local scale of dew-point temperature of humid gas
NOMINAL VALUE 50 °C
Degrees of equivalence represented by Di and its expanded uncertainty Ui at a 95 % level of confidence, both expressed in °C.
CCT-K8
MEASURAND Realization of local scale of dew-point temperature of humid gas
NOMINAL VALUE 65 °C
Degrees of equivalence represented by Di and its expanded uncertainty Ui at a 95 % level of confidence, both expressed in °C.
CCT-K8
MEASURAND Realization of local scale of dew-point temperature of humid gas
NOMINAL VALUE 80 °C
Degrees of equivalence represented by Di and its expanded uncertainty Ui at a 95 % level of confidence, both expressed in °C.
CCT-K8
MEASURAND Realization of local scale of dew-point temperature of humid gas
NOMINAL VALUE 85 °C
Degrees of equivalence represented by Di and its expanded uncertainty Ui at a 95 % level of confidence, both expressed in °C.
CCT-K8
MEASURAND Realization of local scale of dew-point temperature of humid gas
NOMINAL VALUE 90 °C
Degrees of equivalence represented by Di and its expanded uncertainty Ui at a 95 % level of confidence, both expressed in °C.
CCT-K8
MEASURAND Realization of local scale of dew-point temperature of humid gas
NOMINAL VALUE 95 °C
Degrees of equivalence represented by Di and its expanded uncertainty Ui at a 95 % level of confidence, both expressed in °C.
CCT-K8
MEASURAND Realization of local scale of dew-point temperature of humid gas
NOMINAL VALUE 30 °C
Degrees of equivalence represented by Di and its expanded uncertainty Ui at a 95 % level of confidence, both expressed in °C.
| LABi | Di | Uneg,i | Upos,i | |
|---|---|---|---|---|
°C |
°C |
°C |
||
| INRIM | -0.006 | 0.026 | ||
| NIST | 0.000 | 0.015 | ||
| NMIJ | -0.006 | 0.035 | ||
| KRISS | 0.005 | 0.033 | ||
| NMC, A*STAR | -0.024 | 0.071 | ||
| INTA | -0.001 | 0.030 | ||
| E+E | 0.002 | 0.021 | ||
| NPL | 0.005 | 0.021 | ||
| PTB | 0.000 | 0.019 |
CCT-K8
MEASURAND Realization of local scale of dew-point temperature of humid gas
NOMINAL VALUE 50 °C
Degrees of equivalence represented by Di and its expanded uncertainty Ui at a 95 % level of confidence, both expressed in °C.
| LABi | Di | Uneg,i | Upos,i | |
|---|---|---|---|---|
°C |
°C |
°C |
||
| INRIM | -0.004 | 0.030 | ||
| NIST | 0.005 | 0.020 | ||
| NMIJ | 0.007 | 0.043 | ||
| KRISS | 0.002 | 0.040 | ||
| NMC, A*STAR | -0.010 | 0.077 | ||
| INTA | -0.005 | 0.033 | ||
| E+E | 0.005 | 0.025 | ||
| NPL | 0.005 | 0.020 | ||
| PTB | -0.019 | 0.029 |
CCT-K8
MEASURAND Realization of local scale of dew-point temperature of humid gas
NOMINAL VALUE 65 °C
Degrees of equivalence represented by Di and its expanded uncertainty Ui at a 95 % level of confidence, both expressed in °C.
| LABi | Di | Uneg,i | Upos,i | |
|---|---|---|---|---|
°C |
°C |
°C |
||
| INRIM | 0.000 | 0.036 | ||
| NIST | -0.001 | 0.024 | ||
| NMIJ | 0.011 | 0.046 | ||
| KRISS | -0.008 | 0.038 | ||
| NMC, A*STAR | -0.020 | 0.085 | ||
| INTA | -0.005 | 0.035 | ||
| E+E | 0.005 | 0.025 | ||
| NPL | 0.005 | 0.020 | ||
| PTB | -0.012 | 0.035 |
CCT-K8
MEASURAND Realization of local scale of dew-point temperature of humid gas
NOMINAL VALUE 80 °C
Degrees of equivalence represented by Di and its expanded uncertainty Ui at a 95 % level of confidence, both expressed in °C.
| LABi | Di | Uneg,i | Upos,i | |
|---|---|---|---|---|
°C |
°C |
°C |
||
| INRIM | 0.000 | 0.037 | ||
| NIST | 0.007 | 0.040 | ||
| NMIJ | 0.022 | 0.056 | ||
| KRISS | -0.011 | 0.040 | ||
| NMC, A*STAR | -0.010 | 0.089 | ||
| INTA | -0.003 | 0.036 | ||
| E+E | 0.005 | 0.029 | ||
| NPL | 0.000 | 0.027 | ||
| PTB | -0.028 | 0.062 |
CCT-K8
MEASURAND Realization of local scale of dew-point temperature of humid gas
NOMINAL VALUE 85 °C
Degrees of equivalence represented by Di and its expanded uncertainty Ui at a 95 % level of confidence, both expressed in °C.
| LABi | Di | Uneg,i | Upos,i | |
|---|---|---|---|---|
°C |
°C |
°C |
||
| INRIM | -0.004 | 0.038 | ||
| NIST | 0.008 | 0.038 | ||
| NMIJ | 0.020 | 0.060 | ||
| KRISS | -0.014 | 0.042 | ||
| NMC, A*STAR | -0.009 | 0.12 | ||
| INTA | -0.004 | 0.039 | ||
| E+E | 0.000 | 0.025 | ||
| NPL | 0.002 | 0.040 |
CCT-K8
MEASURAND Realization of local scale of dew-point temperature of humid gas
NOMINAL VALUE 90 °C
Degrees of equivalence represented by Di and its expanded uncertainty Ui at a 95 % level of confidence, both expressed in °C.
| LABi | Di | Uneg,i | Upos,i | |
|---|---|---|---|---|
°C |
°C |
°C |
||
| INRIM | 0.001 | 0.038 | ||
| NMIJ | 0.016 | 0.054 | ||
| KRISS | -0.011 | 0.052 | ||
| NMC, A*STAR | -0.014 | 0.12 | ||
| INTA | -0.001 | 0.038 | ||
| E+E | -0.002 | 0.025 | ||
| NPL | 0.002 | 0.065 |
CCT-K8
MEASURAND Realization of local scale of dew-point temperature of humid gas
NOMINAL VALUE 95 °C
Degrees of equivalence represented by Di and its expanded uncertainty Ui at a 95 % level of confidence, both expressed in °C.
| LABi | Di | Uneg,i | Upos,i | |
|---|---|---|---|---|
°C |
°C |
°C |
||
| INRIM | 0.009 | 0.070 | ||
| NMIJ | 0.012 | 0.064 | ||
| KRISS | -0.009 | 0.074 | ||
| INTA | -0.002 | 0.039 | ||
| E+E | -0.002 | 0.026 | ||
| NPL | -0.001 | 0.10 |
| Metrology area, Sub-field | Thermometry, Humidity |
| Description | Comparison in high dew-point temperatures |
| Time of measurements | 2008 - 2012 |
| Status | Approved for equivalence |
| Final Reports of the comparisons | |
| References | |
| Measurand | Temperature: 30 °C to 95 °C |
| Transfer device | Travelling standard hygrometers |
| Comparison type | Key Comparison |
| Consultative Committee | CCT (Consultative Committee for Thermometry) |
| Conducted by | EURAMET (European Association of National Metrology Institutes) |
| RMO Internal Identifier | EURAMET 717 |
| Pilot institute |
PTB
Physikalisch-Technische Bundesanstalt Germany |
| Contact person | R Deschermeier +49 531/ 592-3241 / +49 531/ 592-3200 |
| Pilot laboratory | |
|---|---|
| PTB |
Physikalisch-Technische Bundesanstalt, Germany, EURAMET |
| DELTA |
DELTA Danish Electronics, Light, and Acoustics; now merged with FORCE technology, Denmark, EURAMET |
| E+E |
E+E Elektronik, Austria, EURAMET |
| EIM |
Hellenic Institute of Metrology, Greece, EURAMET |
| FSB-LPM |
FSB - Laboratory for Process Measurements, Croatia, EURAMET |
| GUM |
Glowny Urzad Miar, Central Office of Measures, Poland, EURAMET |
| INRIM |
Istituto Nazionale di Ricerca Metrologica, Italy, EURAMET |
| INTA |
Instituto Nacional de Técnica Aeroespacial, Spain, EURAMET |
| LNE-CETIAT |
Centre Technique des Industries Aérauliques et Thermiques, France, EURAMET |
| METAS |
Federal Institute of Metrology, Switzerland, EURAMET |
| MIKES |
VTT Technical Research Centre of Finland Ltd, Centre for Metrology/Mittatekniikan keskus, Finland, EURAMET |
| MIRS/UL-FE/LMK |
MIRS/University of Ljubljana, Faculty of Electrical Engineering/Laboratory of Metrology and Quality, Slovenia, EURAMET |
| NPL |
National Physical Laboratory, United Kingdom, EURAMET |
| NSAI NML |
NSAI National Metrology Laboratory, Ireland, EURAMET |
| UME |
TÜBITAK Ulusal Metroloji Enstitüsü, Türkiye, EURAMET |
| VSL |
VSL, Netherlands, EURAMET |
This page proposes print-out on A4 paper (portrait) of the comparison details (best printed out using a black and white printer).
Please, select items to be printed out, then click on "OK" :
CCT-K8
MEASURAND Realization of local scale of dew-point temperature of humid gas
NOMINAL VALUE 30 °C
The key comparison reference value xR and its associated standard uncertainty uR are computed from the results of participants according to Section 8 of the CCT-K8 Final report where the results of the two comparison loops were harmonized to one single result via the results of INTA, NIST and E+E.
xR = -0.118 °C uR = 0.0045 °C
The degree of equivalence of laboratory i relative to the key comparison reference value xR is given by a pair of terms, both expressed in °C:
Di and its expanded uncertainty Ui at a 95 % level of confidence were calculated according to Section 8 of the CCT-K8 Final report.
CCT-K8
MEASURAND Realization of local scale of dew-point temperature of humid gas
NOMINAL VALUE 50 °C
The key comparison reference value xR and its associated standard uncertainty uR are computed from the results of participants according to Section 8 of the CCT-K8 Final report where the results of the two comparison loops were harmonized to one single result via the results of INTA, NIST and E+E.
xR = -0.104 °C uR = 0.0055 °C
The degree of equivalence of laboratory i relative to the key comparison reference value xR is given by a pair of terms, both expressed in °C:
Di and its expanded uncertainty Ui at a 95 % level of confidence were calculated according to Section 8 of the CCT-K8 Final report.
CCT-K8
MEASURAND Realization of local scale of dew-point temperature of humid gas
NOMINAL VALUE 65 °C
The key comparison reference value xR and its associated standard uncertainty uR are computed from the results of participants according to Section 8 of the CCT-K8 Final report where the results of the two comparison loops were harmonized to one single result via the results of INTA, NIST and E+E.
xR = -0.091 °C uR = 0.006 °C
The degree of equivalence of laboratory i relative to the key comparison reference value xR is given by a pair of terms, both expressed in °C:
Di and its expanded uncertainty Ui at a 95 % level of confidence were calculated according to Section 8 of the CCT-K8 Final report.
CCT-K8
MEASURAND Realization of local scale of dew-point temperature of humid gas
NOMINAL VALUE 80 °C
The key comparison reference value xR and its associated standard uncertainty uR are computed from the results of participants according to Section 8 of the CCT-K8 Final report where the results of the two comparison loops were harmonized to one single result via the results of INTA, NIST and E+E. The results of NMC, A*STAR were excluded due to their metrological traceability to NPL humidity standards.
xR = -0.078 °C uR = 0.007 °C
The degree of equivalence of laboratory i relative to the key comparison reference value xR is given by a pair of terms, both expressed in °C:
Di and its expanded uncertainty Ui at a 95 % level of confidence were calculated according to Section 8 of the CCT-K8 Final report.
CCT-K8
MEASURAND Realization of local scale of dew-point temperature of humid gas
NOMINAL VALUE 85 °C
The key comparison reference value xR and its associated standard uncertainty uR are computed from the results of participants according to Section 8 of the CCT-K8 Final report where the results of the two comparison loops were harmonized to one single result via the results of INTA, NIST and E+E. The results of NMC, A*STAR were excluded due to their metrological traceability to NPL humidity standards.
xR = -0.073 °C uR = 0.008 °C
The degree of equivalence of laboratory i relative to the key comparison reference value xR is given by a pair of terms, both expressed in °C:
Di and its expanded uncertainty Ui at a 95 % level of confidence were calculated according to Section 8 of the CCT-K8 Final report.
CCT-K8
MEASURAND Realization of local scale of dew-point temperature of humid gas
NOMINAL VALUE 90 °C
The key comparison reference value xR and its associated standard uncertainty uR are computed from the results of participants according to Section 8 of the CCT-K8 Final report where the results of the two comparison loops were harmonized to one single result via the results of INTA and E+E. The results of NMC, A*STAR were excluded due to their metrological traceability to NPL humidity standards.
xR = -0.073 °C uR = 0.009 °C
The degree of equivalence of laboratory i relative to the key comparison reference value xR is given by a pair of terms, both expressed in °C:
Di and its expanded uncertainty Ui at a 95 % level of confidence were calculated according to Section 8 of the CCT-K8 Final report.
CCT-K8
MEASURAND Realization of local scale of dew-point temperature of humid gas
NOMINAL VALUE 95 °C
The key comparison reference value xR and its associated standard uncertainty uR are computed from the results of participants according to Section 8 of the CCT-K8 Final report where the results of the two comparison loops were harmonized to one single result via the results of INTA and E+E.
xR = -0.075 °C uR = 0.011 °C
The degree of equivalence of laboratory i relative to the key comparison reference value xR is given by a pair of terms, both expressed in °C:
Di and its expanded uncertainty Ui at a 95 % level of confidence were calculated according to Section 8 of the CCT-K8 Final report.
CCT-K8
MEASURAND Realization of local scale of dew-point temperature of humid gas
NOMINAL VALUE 30 °C
The summary tables of the participants reported results can be found in Section 12.3 of the CCT-K8 Final report. Details of the local dew point temperature scales for each participant can be found in Section 5 of the report.
CCT-K8
MEASURAND Realization of local scale of dew-point temperature of humid gas
NOMINAL VALUE 50 °C
The summary tables of the participants reported results can be found in Section 12.3 of the CCT-K8 Final report. Details of the local dew point temperature scales for each participant can be found in Section 5 of the report.
CCT-K8
MEASURAND Realization of local scale of dew-point temperature of humid gas
NOMINAL VALUE 65 °C
The summary tables of the participants reported results can be found in Section 12.3 of the CCT-K8 Final report. Details of the local dew point temperature scales for each participant can be found in Section 5 of the report.
CCT-K8
MEASURAND Realization of local scale of dew-point temperature of humid gas
NOMINAL VALUE 80 °C
The summary tables of the participants reported results can be found in Section 12.3 of the CCT-K8 Final report. Details of the local dew point temperature scales for each participant can be found in Section 5 of the report.
CCT-K8
MEASURAND Realization of local scale of dew-point temperature of humid gas
NOMINAL VALUE 85 °C
The summary tables of the participants reported results can be found in Section 12.3 of the CCT-K8 Final report. Details of the local dew point temperature scales for each participant can be found in Section 5 of the report.
CCT-K8
MEASURAND Realization of local scale of dew-point temperature of humid gas
NOMINAL VALUE 90 °C
The summary tables of the participants reported results can be found in Section 12.3 of the CCT-K8 Final report. Details of the local dew point temperature scales for each participant can be found in Section 5 of the report.
CCT-K8
MEASURAND Realization of local scale of dew-point temperature of humid gas
NOMINAL VALUE 95 °C
The summary tables of the participants reported results can be found in Section 12.3 of the CCT-K8 Final report. Details of the local dew point temperature scales for each participant can be found in Section 5 of the report.
