R76/2006-A-NL1-24.25 Rev. 0
OIML Certificate
OIML Member State The Netherlands
Number R76/2006-A-NL1-24.25 revision 0
Project number 3834276
Page 1 of 2
Issuing authority
NMi Certin B.V. Person responsible: M.Ph.D. Schmidt
Applicant and Manufacturer
A&D Company, Limited 1-243 Asahi Kitamoto-shi, Saitama-ken Japan
Identification of the certified type
An Indicator Type
: AD-4421
Characteristics
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 Test Report) with the requirements of the following Recommendation of the International Organization of Legal Metrology (OIML):
See next page
OIML R 76-1:2006 for accuracy class or
This Certificate relates only to the metrological and technical characteristics of the type of measuring instrument covered by the relevant OIML International Recommendation above-identified. 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 Test Report(s) is not permitted, although either may be reproduced in full.
Issuing Authority
NMi Certin B.V., OIML Issuing Authority NL1 23 December 2024
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 R76/2006-A-NL1-24.25 revision 0 Project number 3834276
Page 2 of 2
The conformity was established by the results of tests and examinations provided in the associated reports:
No. NMi-3834276-01 dated 23 December 2024 that includes 39 pages;
No. NMi-3834276-02 dated 23 December 2024 that includes 21 pages.
No. NMi-3834276-03 dated 23 December 2024 that includes 11 pages.
No. NMi-3834276-04 dated 23 December 2024 that includes 11 pages.
No. NMi-3834276-05 dated 23 December 2024 that includes 13 pages.
Characteristics of the indicator:
| Analog load cells | |
| Accuracy class OIML R 76 | or |
| Weighing range | Single interval |
| Maximum number of scale intervals(one weighing range) | n≤10000 divisions |
| Load cell excitation voltage | 5V DC |
| Minimum input voltage per verification scale interval | 0.5μV |
| Minimum load cell resistance | 42Ω |
| Maximum load cell resistance | 1000Ω |
| Fraction of the maximum permissible error | 0.5 |
| Load cell interface | 6-wire with sense technology, may be configured as 4-wire |
| Maximum value of the cable length per cross wire section between the indicator and the junction box or load cells | No special cable lengthIn case sense technology is not used the load cells are connected directly without junction box or extension cable |
| Temperature range | -10℃/+40℃ |
| Power supply voltage | 100-240V AC 50/60Hz |
| Software identification | Version number:1.x.xx(x.xx is a number between0.00 and9.99 and represents the non-legally relevant software) |
Revision History
| Revision | Date | Changes |
| 0 | 2024-12-23 | Initial issue. |