SMC MRU recalibration and firmware upgrade
Contact SMC For Price, RMA #, return address and other instructions.
The SMC calibration certificate is valid for 4 years. If a valid calibration certificate is needed to be maintained for the use application a re-calibration of the SMC MRU G4 should be done after the 4 years expires.
Each motion sensor is supplied with a calibration certificate after the recalibration and a service report.