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Ⅰ: Code of product series: three-digit
111: series 111 encoder
Ⅱ: Width of product: single-digit
1: 11.8mm 2: 9.5mm
Ⅲ: Type of lever: single-digit
1: semi-cycle lever
2: quarter-cycle lever, with hole
3: quarter-cycle lever
Ⅳ: Color of lever: single-digit
0: black 1: gray 2: white
Ⅴ: No. of terminals: single-digit
4: 4 terminals 5: 5 terminals
8: 8 terminals
Ⅵ: Type of mounting pin: single-digit
0: SMT type 1: DIP type
Ⅶ: Code of factory mark: single-digit
0: housing without mark
1: housing with “TTC ” mark
2: housing with “
” mark
Ⅷ: Code of click: single-digit
0: without click 1: with click
Ⅸ: Derivative code: double-digit
00: without special items
Ⅹ: Type of package: single-digit
0=plastic bag 1=shrinked plastic package
2=tape package 3=tube package
4=foam package 5=undetermined