Meter/revolution indicator with zero-setting

Length counter: 4 digits + 2 decimals. Revolution counter: 5 digits. Digit height: 8 mm - shaft D.7 mm - bilateral drive. Push-button reset. Rotation direction: 0 = clockwise, S = counter-clockwise. Maximum counting speed for the length counter: 500 meters per minute. Overall dimensions: 92x80x54. Ratio 2:1 for wheels with 500 mm development (2 revolutions = 1 meter).