1. MEASURING AND TEST EQUIPMENT CALIBRATION
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2. Definitions Metrology Measuring & Test Equipment (M&TE) Calibration
Measurement Standard
Accuracy and Precision
Calibration
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3. Calibration System
MIL-STD Military Standard – Calibration System Requirements.
ISO – Measurement Management Systems – Requirements For Measurement Processes And Measuring Equipment.
ANSI Z540 – Calibration & Measurement & Test Equipment – General Requirements
Must Be An Integral Part Of The Quality System
Calibration
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4. Suggested Practices Written Description Of The Calibration System
Listing Of All Standards Used
Established Calibration Intervals
Mandatory Recall Of Inspection And Test Equipment
Measuring And Test Equipment Properly Identified To Reflect Calibration Status
Calibration
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5. Suggested Practices (cont’d)
Maintain Historical Records Of Inspection And Test Equipment Calibration
Utilize Standards Whose Accuracy Is Certified As Traceable To U.S. Or International Standards
Written Calibration Procedures, Which Specify The Accuracy Of The Equipment Being Calibrated And The Accuracy Of The Standards Used
Calibration
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6. Sample Calibration Record
2007 GAGE CALIBRATION RECORD
Gage Asset No.
Location
Operator Number
Significant Dimensions
Cycle
Source
Date Due
Date Complete
CALIPERS
C12456
#1 Extruder
108
6 inch
6 mo
Gage Block
N-07
10/15/07
C12458 12
12 inch
10/17/07
C12462
#2 Extruder
320
10/21/07
CNC
N11052
CNC house
0 to 12'
12 mo
Outside
J-07
5/22/07
MICROMETERS
M13465
Press #1
119
0 to .385"
9 mo
D-07
11/14/07
M13466
Press #2
318
.500 to .750"
11/22/07
M13467
Press #3
289
11/9/07
Calibration
Calibration 6
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7. Suggested Practices (cont’d)
Utilize Standards That Have A Higher Accuracy Level Than The Accuracy Requirements Of The Equipment Being Calibrated
Control Of Outside Calibration Sources
Environmental Controls
Out Of Tolerance Conditions
Control Of Inactive M&TE
Calibration
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8. Suggested Practices (cont’d)
Use Of Tamper Proof Seals
Storage And Calibration Facilities
Customer Furnished M&TE
Employee Owned M&TE
M&TE Must Be Adequate To Permit Reliable Inspections
Calibration
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