MEA Measurements

To specify physical measurements or counts, including dimensions, tolerances, variances, and weights (See Figures Appendix for example of use of C001.)

Position
Element
Name
Type
Requirement
Min
Max
Repeat
MEA-01
Measurement Reference ID Code
Identifier (ID)
Optional
2
2
-
Code identifying the broad category to which a measurement applies
MEA-02
Measurement Qualifier
Identifier (ID)
Optional
1
3
-
Code identifying a specific product or process characteristic to which a measurement applies
MEA-03
Measurement Value
Decimal number (R)
Conditional
1
10
-
The value of the measurement.
R03050608: At least one of MEA-03, MEA-05, MEA-06 or MEA-08 is required
C0304: If MEA-03 is present, then MEA-04 is required
MEA04
Composite Unit of Measure
Composite (composite)
Conditional
01
Unit or Basis for Measurement Code
Identifier (ID)
Mandatory
2
2
-
Code specifying the units in which a value is being expressed, or manner in which a measurement has been taken
02
Exponent
Decimal number (R)
Optional
1
15
-
Power to which a unit is raised.
If C001-02 is not used, its value is to be interpreted as 1.
03
Multiplier
Decimal number (R)
Optional
1
10
-
Value to be used as a multiplier to obtain a new value
If C001-03 is not used, its value is to be interpreted as 1.
04
Unit or Basis for Measurement Code
Identifier (ID)
Optional
2
2
-
Code specifying the units in which a value is being expressed, or manner in which a measurement has been taken
05
Exponent
Decimal number (R)
Optional
1
15
-
Power to which a unit is raised.
If C001-05 is not used, its value is to be interpreted as 1.
06
Multiplier
Decimal number (R)
Optional
1
10
-
Value to be used as a multiplier to obtain a new value
If C001-06 is not used, its value is to be interpreted as 1.
07
Unit or Basis for Measurement Code
Identifier (ID)
Optional
2
2
-
Code specifying the units in which a value is being expressed, or manner in which a measurement has been taken
08
Exponent
Decimal number (R)
Optional
1
15
-
Power to which a unit is raised.
If C001-08 is not used, its value is to be interpreted as 1.
09
Multiplier
Decimal number (R)
Optional
1
10
-
Value to be used as a multiplier to obtain a new value
If C001-09 is not used, its value is to be interpreted as 1.
10
Unit or Basis for Measurement Code
Identifier (ID)
Optional
2
2
-
Code specifying the units in which a value is being expressed, or manner in which a measurement has been taken
11
Exponent
Decimal number (R)
Optional
1
15
-
Power to which a unit is raised.
If C001-11 is not used, its value is to be interpreted as 1.
12
Multiplier
Decimal number (R)
Optional
1
10
-
Value to be used as a multiplier to obtain a new value
If C001-12 is not used, its value is to be interpreted as 1.
13
Unit or Basis for Measurement Code
Identifier (ID)
Optional
2
2
-
Code specifying the units in which a value is being expressed, or manner in which a measurement has been taken
14
Exponent
Decimal number (R)
Optional
1
15
-
Power to which a unit is raised.
If C001-14 is not used, its value is to be interpreted as 1.
15
Multiplier
Decimal number (R)
Optional
1
10
-
Value to be used as a multiplier to obtain a new value
If C001-15 is not used, its value is to be interpreted as 1.
MEA-05
Range Minimum
Decimal number (R)
Conditional
1
10
-
The value specifying the minimum of the measurement range.
C0504: If MEA-05 is present, then MEA-04 is required
When citing dimensional tolerances, any measurement requiring a sign (+ or -), or any measurement where a positive (+) value cannot be assumed use MEA05 as the negative (-) value and MEA06 as the positive (+) value.
MEA-06
Range Maximum
Decimal number (R)
Conditional
1
10
-
The value specifying the maximum of the measurement range.
C0604: If MEA-06 is present, then MEA-04 is required
MEA-07
Measurement Significance Code
Identifier (ID)
Optional
2
2
-
Code used to benchmark, qualify or further define a measurement value.
L07030506: If MEA-07 is present, then at least one of MEA-03, MEA-05 or MEA-06 is required
MEA-08
Measurement Attribute Code
Identifier (ID)
Conditional
2
2
-
Code used to express an attribute response when a numeric measurement value cannot be determined.
E0803: Only one of MEA-08 or MEA-03 may be present
MEA-09
Surface/Layer/Position Code
Identifier (ID)
Optional
2
2
-
Code indicating the product surface, layer or position that is being described.
MEA-10
Measurement Method or Device
Identifier (ID)
Conditional
2
4
-
The method or device used to record the measurement

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