Easy adjustments are possible, even for long belt mechanisms, gears with considerable backlash and rack and pinion mechanisms. Motors will run smoothly without oscillating, even with varying rigidity in belt tensions, for example. They have been designed for a long life with ambient conditions of 30 degrees on average, a load factor within 80% and an operation rate of 20 hours a day. Smart design ensures that positioning function is built as standard. No external units or special equipment is required for positioning. It can be used on site, or off site in offices. Test operations like reading, writing, teaching and saving parameters can be carried out easily on site and the data can be checked or edited back at the office.