In House Calibration
5.2.1 A calibration schedule shall be prepared in the beginning of each year for all instruments /
equipment which to be calibrated as per their individual frequencies.
5.2.2 Calibration of instruments shall be done as far as possible in the location of its use.
5.2.3 In case the instrument / equipment is found out of calibration, it shall be immediately labeled
“UNDER MAINTENANCE”, update the Instrument History Card as per Appendix II and inform to
Quality Assurance for appropriate action.
5.2.4 In case the instrument is out of calibration it gets promptly reported and steps taken to remove
it from service.
5.2.5 Instrument / equipment shall not be further used till complies the calibration requirements.
5.2.6 After successful calibration, the instrument shall be labelled with a Green calibration sticker
indicating the Instrument name, date of calibration, Tag No. / ID No., signature of the person who
carried out the calibration and next due date of calibration.
5.2.7 Calibration reports shall be prepared by the person carrying out the activity and shall
be reviewed by designated person and documented.
5.2.8 Maintenance or moving of an instrument can alter calibration status and accuracy of data.
Hence after any such activity with the instrument shall be assed and recalibrated (whenever required)
and document the calibration record.
5.2.9 Re-calibration shall be done in case of any maintenance or re-installation of instrument /
equipment (wherever applicable) and record shall be maintained.