Counter available in various models described below. 
| Display: | 7-digit, 9 999 999 |
| Digit size: | Approx. 7 mm high, white on black background |
| Reset: | Turn removable key on either side to reset |
| Drive shaft: | Projecting on both sides, Ø 7 mm |
| Housing material: | Gray plastic |
| Base plate: | Galvanized steel |
| Ambient temperature: | 0...+60 °C |
| Weight: | Approx. 350 g |
| Counting mode: | In sense of rotation to be defined, adding. In reversed direction units digit counts down to zero, then idle run. 2 revolutions = 10 digits = 1.0 m for wheel circumference of 50 cm |
| Measuring range | 999 999.9 (decimal display in red) |
| Max. Speed | With measuring wheel of 50 cm Max. 100.0 m/min. or max. 1000 digits/min. |