Calibration Log Insert your company’s name or logo. ISO 9001:2015 Use this form to record the calibration status for all controlled equipment. Use Controlled Equipment Log to document information such as serial number, make, model, maintenance interval for each specific piece of controlled equipment listed. Asset Description Manufacturer Casella CEL Document Ref: Type/Model Digital Sound Meter Asset/Serial No. CEL-200 Date Received into Service Calibration Certificate No. Calibration Interval Date of last Calibration Pass/Fail Calibration Due Date Calibration Standard 22/04/12 CEL-110-111 Annually 22/03/12 Pass 22/03/13 CEL-110/2 Page 1 of 1