• Do not allow children or unauthorised people to
use the appliance.
• The appliance should only be considered switched
off when the power supply has been disconnected
and the connecting cables to other devices have
been removed.
• Only skilled personnel should carry out
maintenance on the device. When carrying out
maintenance, the operator is exposed to the risk of
electrocution and other hazards.
• Use only the accessories indicated by the
manufacturer. Any change that is not expressly
approved by the manufacturer will invalidate the
guarantee.
• Connect the coaxial cable to earth.
• Before connecting all the cables make sure the
device is properly connected to the earth circuit.
• If the device has to be removed from the
installation, always disconnect the earth cable last.
• Take all necessary precautions to prevent the
apparatus from being damaged by electrostatic
discharge.
• The unit has been made for connection using a
3-pole cable. To make a correct connection to
the earth circuit, follow the instructions in this
handbook.
• Handle the unit with great care, high mechanical
stress could damage it.
• Make especially sure that the power supply line is
insulated at a sufficient distance from all the other
cables, including lightning protection devices.
9