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Ⅰ: Code of product series: three-digit
107: series 107 encoder
Ⅱ: Code of height: double-digit
Ⅲ: Code of factory mark: single-digit
0: without factory mark
1: with “TTC” mark
2: with “

” mark
Ⅳ: Output wave: single-digit
0: 20 detents, 20 pulses (Terminal A on the right)
1: 20 detents, 20 pulses (Terminal A on the left)
2: 30 detents, 15 pulses
Ⅴ: Code of shaft type: single-digit
0: flat type 1: knurled type
Ⅵ: Size of flatness on the shaft: double-digit
00: without flatness (knurled type)
39: 3.9 12: 12.0 45: 4.5
35: 3.5 50: 5.0 55: 5.5
70: 7.0 40: 4.0 10: 10.0
Ⅶ: Type of bushing: single-digit
0: 5.0mm screwed bushing
1: 7.0mm screwed bushing
2: 4.0mm screwed bushing
3: 3.0mm smooth bushing
4: 3.5mm smooth bushing
5: 7.0mm smooth bushing (diameter: 9.0mm)
Ⅷ: Derivative code: single-digit
0: without special items
1: without switch function
2: bending riveting for housing
3: travel of push button=1.0mm
Ⅸ: Type of package: single-digit
0=plastic bag 1=shrinked plastic package
2=tape package 3=tube package
4=foam package 5=undetermined