OMRON
A7BS-206 *2  A7BS-206-1 *2           A7BS-206-S   A7BS-206-S-1 A7BS-207 *2 A7BS-207-1 *2           A7BS-207-S   A7BS-207-S-1 A7BS-254            A7BS-254-1    ---        --- A7BS-255  A7BS-255-1    ---        ---
Thumbwheel Switch
Specifications:
Model  | A7BS  | A7BS-20[]-S  | 
Classification (See note 1.)  | Snap-in (front mounting)    | Snap-in (front mounting)  With external stoppers    | 
Character height  | Decimal: 4.8 mm Hexadecimal: 3.2 mm  | 4.8 mm  | 
Terminals  | Solder terminals *1  | 
Color  | Light gray  | Black  | Light gray  | Black  | 
Output code number  | Model  | 
06 (binary coded decimal)  | A7BS-206 *2  | A7BS-206-1 *2  | A7BS-206-S  | A7BS-206-S-1  | 
07 (binary coded decimal,  with component adding provision) *3  | A7BS-207 *2  | A7BS-207-1 *2  | A7BS-207-S  | A7BS-207-S-1  | 
54 (binary coded hexadecimal)  | A7BS-254  | A7BS-254-1  | ---  | ---  | 
55 (binary coded hexadecimal,  with component-adding provision) *3  | A7BS-255  | A7BS-255-1  | ---  | ---  |