3 - 20
No. 99MBC095A
3.2.6.3 DF type
• Used to measure the diameter of a large workpiece using two Measuring Units facing each
other, one stacked on top of the other, or positioned back to back.
• For DF-type measurement the objective portion of the workpiece to be measured should be
selected through segment specification, not by edge specification.
Select segments 1 to 3 for Measuring Unit 1, and select segments 5 to 7 for Measuring
Unit 2.
Measuring unit 1
Measuring unit 2
SEG 1
SEG 5
SEG 3
SEG 2
SEG 1
SEG 5
SEG 6
SEG 7
Measuring unit 1
Measuring unit 2
Display unit
Least significant digit of
program number: 0 - 4
Least significant digit of
program number: 5 - 9
Least significant digit of
program number: 0 - 4
Least significant digit of
program number: 5 - 9
a) Example of units facing each other
Display unit
Measuring unit 1
Measuring unit 2
SEG 1
SEG 5
EG 3
EG 2
EG 1
EG 7
EG 6
EG 5
Measuring unit 1
Measuring unit 2
Least significant digit of
program number: 0 - 4
Least significant digit of
program number: 5 - 9
Least significant digit of
program number: 0 - 4
Least significant digit of
program number: 5 - 9
b) Example of stacked units
