R85/2008-A-NL1-23.01 Rev. 1
OIML Certificate
OIML Member State The Netherlands
Number R85/2008-A-NL1-23.01 revision 1 Project number 3978653 Page 1 of 3
Issuing authority NMi Certin B.V. Person responsible: M.Ph.D. Schmidt
Applicant and Cognesense
Manufacturer 5911 Butterfield Road
Hillside, Illinois 60162
United States of America
identification of the certified type An automatic level gauge (radar principle) with or without an indicating device Type: EVO1610
Characteristics See page 2
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.
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 17 March 2026
Certification Board
This document is issued under the provision that no liability is accepted and that the applicant shall indemnify third-party liability.
Reproduction of the complete document only is permitted.
OIML Certificate
Number R85/2008-A-NL1-23.01 revision 1
Project number 3978653
Page 2 of 3
The conformity was established by the results of tests and examinations provided in the associated reports:
No. NMi-2475465-01 dated 13 January 2023 that includes 35 pages;
No. NMi-3978653-01 dated 17 March 2026 that includes 31 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. TC12449-2.
This automatic level gauge was previously placed on the market under the name "L&J Technologies".
Table 1 General characteristics
| Maximum measuring range | 21 metre | ||
| Ambient temperature range | -40-+70℃; condensing humidity; (when using the Fieldbus Foundation protocol)-25-+70℃; condensing humidity (when using the RS485 serial communication and/or the local display) | ||
| Power supply voltage | DC mains:9...32V;(when using the field termination board)24...48V(when using the condulet interface board) | ||
| Software identification | Software version | Checksum | Remarks |
| 661610J1.0 | b69FEEF06 r69FEEF06 | “b” build-time，“r” run-time | |
| 664200D1.2 | b0x6083B758 r0x6083B758 | ||
When the automatic level gauge has no local display, software version and belonging checksum is shown on the marking plate.
When the automatic level gauge has a local indicating device, it displays the software version and 32-bit checksum automatically during each power cycle. Both the version and checksum are presented on the main display at start-up.
OIML Certificate
OIML Member State The Netherlands
Number R85/2008-A-NL1-23.01 revision 1
Project number 3978653
Page 3 of 3
Certificate history:
This revision replaces the previous version.
| Revision | Date | Description of the modification |
| 0 | 13 January 2023 | Initial issue |
| 1 | 17 March 2026 | Addition of the new EVO1610 hardware and software. Applicant and Manufacturer name changed. |