RDF270.T..

L, N

AC 230 V operating voltage

Y50

DC 0…10 V output

M

Input reference ground for Y50

Q1

Output, fan speed 1, AC 230 V

Q2

Output, fan speed 2, AC 230 V

Q3

Output, fan speed 3, AC 230 V

Q4

Output, bypass circulation, AC 230 V

Q5

Output, external/internal circulation, AC 230 V