FCL/S2.6.1.1 Attuat. per ventilat., 2c, 6A, MDRC

Controls one two blowers or fans with up to three fan speeds via step or changeover control. Furthermore two additional equipments like a damper or valve can be switched by two floating outputs. Optionaly the second fan output can be switched to three switch outputs. The fan speed can be directly choosen, increased and decreased as well as controlled by the control value of a external closed-loop controller.