Calibrate well, keep good data As of now, most calibration data
sheets are still hardcopy, usually printed out from a
calibration software package. Some are still totally manual with
no pre-printed information, and that is OK; it works. We are
seeing increased use of paperless calibrations where the data is
either automatically collected by a documenting calibrator or
manually entered into a handheld device as an electronic record.
In any case, the following information should be included as
part of a calibration data sheet: 1. Instrument tag
number/identification number: This is a unique identifier or
unique combination used as the main tracking number for each
instrument. In most cases, the tag number is the process/piping
and instrument diagrams/drawings (P&ID) tag number, if
applicable. If the instrument is not associated with a P&ID,
there should be some consistent tag number system at your
facility that uses the ANSI/ISA-5.1-2009, Instrumentation
Symbols and Identification standard. Several facilities u