Including recalibration


Prevent incorrect weighing data and minimize downtime with a RAVAS maintenance contract. Our maintenance contracts include preventive maintenance, recalibration, and metrological examination. The metrological review is for OIML approved mobile weighing systems according to the NEN norm, if relevant.

Preventive maintenance

Preventive maintenance includes disassembly of the fork shoes, checking and cleaning of the inner working of the forks, checking the cabling and fixation of the load cells, replacement of the fork shoes, a check of the electronics' exterior and the system's accuracy, housing for moisture, battery and charger. Furthermore, a corner test is performed, and for pallet trucks, the lifting and lowering function is adjusted, the wheels and bearings are checked, and the hinge points are lubricated.

Maintenance Black 690

Main elements

Calibration certificate


Calibration of the measuring instrument or weighing system.


A stamped and signed calibration form with the calibration details.


A copy of the issued certificate of the calibration weights used.


A calibration sticker to indicate that the system has been officially calibrated.

Metrological examination or re-approval

According to the NEN norm, a RAVAS maintenance contract standard includes a periodic metrological examination or re-approval of trade-approved measuring instruments. This consists of the following parts:

  • Metrological examination of the measuring instrument 
  • Signed approval certificate
  • Copy of the issued certificate of the calibration weights used
  • Calibration sticker and Verispect sticker
Logo OIML 690

Consult a RAVAS specialist

Do you need a specialist to advise you on a customized maintenance contract? Consult our specialists at any time.

Ruud van Hintum

Ruud van Hintum

Request a maintenance contract

Ask a specialist to receive more information on the RAVAS maintenance contracts.

Dino Salihbegovic