Systemair Potentiometer MTP 20, 0-10V - 10VDC, IP54, 3 steps

3-Step potentiometer for speed control with on/off function These control switches are to be used in combination with motors/controls from which the 10 V supply voltage is converted into three steps to obtain a minimum, mid and maximum position. Position 1 and 2 can be adjusted to environmental requirements - Combined flush or surface mounting For the manual control of speed and air flow of electrical fans with 0-10V output. The jetproof IP 54 enclosure is achieved with the included surface mounting case. (Flush-mounting without the surface mounting case,gives a splash proof IP 44 enclosure also suitable for highly demand environments as bathrooms etc).