Phoenix contact mcr voltage measuring transducers contactors and amplifiers phoenix contact 2864095 the phoenix contact mini mcr sl r ui potiposition transducer has a width of only 62mm and converts potentiometer positions as a percentage to an analogue standard signal if the potentiometer range cannot be utilised to the full an externally accessible slide switch is used to set the upper and lower potiposition end values the output signal between 0 and 100 is based on this fixed end val