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2.
Measurement Process Characterization
2.3. Calibration 2.3.4. Catalog of calibration designs 2.3.4.3. Designs for electrical quantities
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Design for 8 references and 8 test items.
TEST CELLS REFERENCE CELLS
OBSERVATIONS 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
Y(1) + -
Y(2) - +
Y(3) - +
Y(4) + -
Y(5) + -
Y(6) - +
Y(7) - +
Y(8) + -
Y(9) + -
Y(10) + -
Y(11) - +
Y(12) - +
Y(13) + -
Y(14) + -
Y(15) - +
Y(16) - +
RESTRAINT + + + + + + + +
DEGREES OF FREEDOM = 0
SOLUTION MATRIX FOR TEST CELLS
DIVISOR = 16
OBSERVATIONS 1 1 1 1 1 1 1 1
Y(1) 8 4 0 -4 -6 6 2 -2
Y(2) -8 4 0 -4 -6 6 2 -2
Y(3) 4 -8 -4 0 2 6 -6 -2
Y(4) 4 8 -4 0 2 6 -6 -2
Y(5) 0 -4 8 4 2 -2 -6 6
Y(6) 0 -4 -8 4 2 -2 -6 6
Y(7) -4 0 4 -8 -6 -2 2 6
Y(8) -4 0 4 8 -6 -2 2 6
Y(9) -6 -2 2 6 8 -4 0 4
Y(10) -6 6 2 -2 -4 8 4 0
Y(11) -6 6 2 -2 -4 -8 4 0
Y(12) 2 6 -6 -2 0 4 -8 -4
Y(13) 2 6 -6 -2 0 4 8 -4
Y(14) 2 -2 -6 6 4 0 -4 8
Y(15) 2 -2 -6 6 4 0 -4 -8
Y(16) -6 -2 2 6 -8 -4 0 4
R 2 2 2 2 2 2 2 2
SOLUTION MATRIX FOR REFERENCE CELLS
DIVISOR = 16
OBSERVATIONS 1 1 1 1 1 1 1 1 P
Y(1) -7 7 5 3 1 -1 -3 -5 1
Y(2) -7 7 5 3 1 -1 -3 -5 1
Y(3) 3 5 7 -7 -5 -3 -1 1 1
Y(4) 3 5 7 -7 -5 -3 -1 1 1
Y(5) 1 -1 -3 -5 -7 7 5 3 1
Y(6) 1 -1 -3 -5 -7 7 5 3 1
Y(7) -5 -3 -1 1 3 5 7 -7 1
Y(8) -5 -3 -1 1 3 5 7 -7 1
Y(9) -7 -5 -3 -1 1 3 5 7 1
Y(10) -5 -7 7 5 3 1 -1 -3 1
Y(11) -5 -7 7 5 3 1 -1 -3 1
Y(12) 1 3 5 7 -7 -5 -3 -1 1
Y(13) 1 3 5 7 -7 -5 -3 -1 1
Y(14) 3 1 -1 -3 -5 -7 7 5 1
Y(15) 3 1 -1 -3 -5 -7 7 5 1
Y(16) -7 -5 -3 -1 1 3 5 7 1
R* 2 2 2 2 2 2 2 2 0
R* = AVERAGE VALUE OF 8 REFERENCE CELLS
P = ESTIMATE OF LEFT-RIGHT BIAS
FACTORS FOR COMPUTING STANDARD DEVIATIONS FOR TEST CELLS
V FACTORS TEST CELLS
1 1 1 1 1 1 1 1
1 1.1726 +
1 1.1726 +
1 1.1726 +
1 1.1726 +
1 1.1726 +
1 1.1726 +
1 1.1726 +
1 1.1726 +
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| Explanation of notation and interpretation of tables | |||
