• This is a Class A product. In a domestic
environment this product may cause radio
interference. In this case the user may be required
to take adequate measures.
• Connect the device to a power source
corresponding to the indications given on the
marking label. Before proceeding with installation
make sure that the power line is properly isolated.
The power supply voltage must not exceed the
limits: 24Vac ±20%, 24Vdc ±10%.
• If it is necessary to transport the device, this should
be done with great care. Abrupt stops, bumps and
violent impact could damage the unit or injure the
user.
• To comply with the main supply voltage dips and
short interruption requirements, use a suitable
Uninterruptable Power Supply (UPS) to power the
unit.
• The appliance includes moving parts. Make sure
that the unit is positioned where it is inaccessible
under normal operating conditions.
• Attach the Dangerous Moving Parts label near the
device. (Fig. 4, page 10).
MNVCEVO_1909_EN
• Do not use the appliance in the presence of
inflammable substances.
• Do not allow children or unauthorised people to
use the appliance.
• The device can only be considered to be switched
off when the power supply has been disconnected
and the connection 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.
• 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.
7