EN
9
Flush mounting (IP44)
To connect the controller to power mains, follow the steps below:
• Cut off power supply.
• Remove the control knob of the controller.
• Detach the fasteners and remove the decorative cover.
• Disconnect the controller fasteners from the mounting box and remove the
controller.
• Lead the connecting wires into the mounting box.
• Connect the controller as shown in the wiring diagram.
• The conductors are connected to the unit using screw terminals.
• Install the controller in the mounting box with the terminal block at the bottom.
• Install the mounting box in the wall with the connection terminals facing
downwards.
• Apply the mains voltage and switch on the controller.
• Adjust the minimum fan speed at the end position of the control knob.
• Turn of the controller.
• Wait for the fan to stop.
• Turn on the controller to the minimum speed, the fan should rotate steadily at the
minimum speed.
• Put on the decorative cover.
• Put on the control knob.
• Unscrew the knob to the off position.
• The system is ready for operation.
Surface mounting (IP54)
To connect the controller to power mains, follow the steps below:
• Cut off power supply.
• Fasten the casing to the wall, including cable routing.
• Remove the control knob of the controller.
• Detach the fasteners and remove the decorative cover.
• Lead the connecting wires into the mounting box.
• Connect the controller as shown in the wiring diagram.
• The conductors are connected to the unit using screw terminals.
