R85/2008-A-NL1-20.01
OIML Certificate
OIML Member State The Netherlands
Number R 85/2008-A-NL1-20.01 Project number 2491609 Page 1 of 2
Issuing authority Person responsible:
NMi Certin B.V. M. Boudewijns
Applicant and Manufacturer
Endress+Hauser SE+Co. KG
Hauptstrasse 1
79689 Maulburg
Germany
Identification of the certified type
An automatic level gauge Type: NMR81 and NMR84
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 85-1 & 2 (2008) "Automatic level gauges for measuring the level of liquid in stationary storage tanks"
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.
This certificate and supporting reports comply with the requirements of OIML-CS-PD-07 clause 6.2.
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 10 December 2020
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
Number R 85/2008-A-NL1-20.01 Project number 2491609 Page 2 of 2
The conformity was established by the results of tests and examinations provided in the associated reports:
No. NMi-16200591-01 dated 19 December 2016 that includes 53 pages;
No. NMi-16200591-02 dated 19 December 2016 that includes 17 pages;
No. NMi-1902618-01 dated 11 May 2020 that includes 25 pages;
No. NMi-2491609-01 dated 25 November 2020 that includes 52 pages;
No. NMi-2491609-02 dated 25 November 2020 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 instrument is recorded in the Documentation folder no. T8910-3.
Table 1 General characteristics
| Measuring range | See table 2 |
| Ambient temperature range | -25-+55℃; condensing humidity |
| Power supply voltage | -AC mains 100...240V AC(-15%/+10%)@50/60Hz-AC mains 65V AC(-20%/+15%)@50/60Hz-DC mains 24...55V DC(-20%/+15%) |
| Software identification | Version number:01.02.00 with checksum:0x51D2Version number:01.02.01 with checksum:0xD919Version number:01.03.03 with checksum:0x72A3Version number:01.03.04 with checksum:0xA032Version number:01.04.01 with checksum:0xcd68 |
The complete family of measuring instruments (which are of similar construction) have the following characteristics indicated in table 2.
Table 2 General characteristics of the family of instruments
| Type | Maximum measuring range |
| Type NMR81 | 30 metre |
| Type NMR84 size DN100 | 20 metre |
| NMR84 size DN150 Optional horn antenna's DN200, DN250 or DN300 | 35 metre* |
*) For NMR84 size DN150 (optional with horn antenna's DN200, DN250 or DN300) a calibration up to 30 metre is sufficient for use of a maximum measuring range of 35 metre.