Dentsply Sirona Midwest Stylus Plus Manuel D'utilisation page 23

Instructions for Use
66 07 290 D3673.201.01.08.02
IMPORTANT! Note the required connection conditions (e.g.
pressures) every time the high-speed handpiece is exchanged.
The indicated pressures can be checked by a service technician with
a dental handpiece pressure gauge tester that is placed between the
supply hose and the quick coupling.
Note: The Midwest high-speed handpiece have DSC (dynamic speed
control) technology that will reduce the free-speed with increasing
drive air pressure.
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