5-step speed controller with housing for adjustable fan speed control

The speed controller can be operated with the complete range of ebm-papst
EC fans.
It is supplied with power via the DC output of the fan and provides a 0-10 V signal,
which enables variable speed control.
A single speed controller can be used to control a number of fans with the same speed setting
.
The 5 levels (between 0% and 100%) can be set by the user before commissioning.