R139/2018-A-NL1-22.01
OIML Certificate
OIML Member State The Netherlands
Number R 139/2018-A-NL1-22.01 Project number 2955059 Page 1 of 2
Issuing authority Person responsible:
NMi Certin B.V.
M.Ph.D. Schmidt
Applicant and Manufacturer
Rheonik Messtechnik GmbH
Rudolf Diesel Strasse 5
85235 Odelzhausen
Germany
Identification of the certified type
A measurement sensor (Coriolis sensor) Type: RHM04; RHM10
Characteristics
See page 2 and further
This OIML Certificate is issued under scheme A.
This Certificate attests the conformity of the above identified type (represented by the sample(s) identified in the OIML Type Evaluation Report) with the requirements of the following Recommendation of the International Organization of Legal Metrology (OIML):
R 139-1 (2018) "Compressed gaseous fuel measuring systems for vehicles"
Accuracy class 2/4
This Certificate relates only to the metrological and technical characteristics of the type of measuring instrument covered by the relevant OIML International Recommendation identified above. This Certificate does not bestow any form of legal international approval.
Important note: Apart from the mention of the Certificate's reference number and the name of the OIML Member State in which the Certificate was issued, partial quotation of the Certificate and of the associated OIML Type Evaluation Report(s) is not permitted, although either may be reproduced in full.
Issuing Authority
NMi Certin B.V., OIML Issuing Authority NL1 18 May 2022
Certification Board
This document is issued under the provision that no liability is accepted and that the applicant shall indemnify third-party liability.
OIML Certificate
OIML Member State The Netherlands
Number R 139/2018-A-NL1-22.01 Project number 2955059 Page 2 of 2
The conformity was established by the results of tests and examinations provided in the associated report(s):
No. NMi-2438559-01 dated 29 April 2022 that includes 122 pages;
No. NMi-2955059-01 dated 18 May 2022 that includes 20 pages.
Characteristics of the measuring instrument
In Table 1 the general characteristics of the measuring instrument are presented.
The construction of the measuring instruments is recorded in the Documentation folder no.2955059-1
Table 1 General characteristics
| Sensor type | RHM04 | RHM10 |
| Qmin(kg/min) | 0,17 | 0,83 |
| Qmax(kg/min) | 4,17 | 8,33 |
| Flow direction | bi-directional | |
| Maximum pressure(bar g) | 1070 | 1010 |
| Accuracy class | 2 or 4 | |
| Environmental classes | M2/E2 | |
| Ambient temperature range | -40℃-+70℃;non condensing humidity | |
| Product temperature range | -40℃-+55℃ | |
| Intended for the measurement of | Hydrogen(H2) | |
| Revision | Date | Description of the modification |
| Initial | 18 May 2022 | Initial approval |