Controller Operation - Vents VK Série Manuel D'utilisation

The product described herein is a centrifugal fan for extract
and supply ventilation.
Box includes:
1. Fan - 1
2. Mounting bracket - 2
3. Screws and countersinks 4;
4. User's manual
The fans are compatible with 4" (100 mm), 5" (125 mm),
6" (150 mm), 8" (200 mm), 10" (250 mm), 12" (305 mm)
diameter ducts.
Understanding the Model Numbers:
The three digit number in all model names indicates the
following:
100 (100 mm) means it is used with 4" duct;
125 (125 mm) means it is used with 5" duct
150 (150 mm) means it is used with 6" duct;
200 (200 mm) means it is used with 8" duct;
250 (250 mm) means it is used with 10" duct;
305 (305 mm) means it is used with 12" duct.
VENTS VK_ _ _ - the basic fan model.
Equipped with a power cord and a plug for connection to a
standard wall power socket or with a terminal box for direct
connection to power.
VENTS VKS_ _ _ is the basic fan model with a
high-powered motor.
Equipped with a power cord and a plug for connection to a
standard wall power socket or with a terminal box for direct
connection to power.
VENTS VK/VKS _ _ _ U(U1, U2) is equipped with an
integrated speed controller with electronic thermostat, a
temperature sensor built into the air duct, and a power cord
with a plug, Fig. 10.
VENTS VK/VKS_ _ _ Un (U1n, U2n) is equipped with an
integrated speed controller with electronic thermostat, a
remote temperature sensor on the end of a 13 feet (4 meters)
cable, and a power cord with a plug, Fig. 10.
VENTS VK/VKS _ _ _ Ð is equipped with built-in a speed
controller and a power cord with a plug, Fig. 11.
The fans are suitable for vertical or horizontal mounting, Fig.1
If mounting horizontally a duct at least 40 inches (1 meter)
long should be connected to the inlet side of the fan.
If mounting vertically a cap should be installed on the duct
where it exits the roof, Fig. 1.
The outlet end should always be connected to a duct.
Mounting is shown in Fig. 2-7.
The direction of the air must match the direction of the arrow
on the housing.
Input: 120V AC 60Hz. Connection to the power source is
shown in Fig. 8 and 9.
The fan is designed for continuous operation.
Protection rating from access to dangerous parts and water
penetration is IPX4.
VK 100, VK 125 and VK 150 can be operated at ambient
temperatures between +32 °F and +149 ° F.
VK 200 and VKS 200 can be operated at ambient
temperatures between +32 °F and +131 ° F.
VK 250 can be operated at ambient temperatures between
+32 °F and +122 ° F.
VK 305 and VKS 305 can be operated at ambient
temperatures between +32 °F and +113 ° F.
For the details, please, see the manufacturer's catalog.
The fan surfaces need to be cleaned of dirt and dust regularly
by using a soft, wet cloth and mild detergent, Fig. 12-19.
Do not allow liquids to come in contact with the electric motor.
Wipe surfaces dry after cleaning.

CONTROLLER OPERATION

VENTS VK/VKS _ _ _ U/U1/U2 adjusts air flow depending
on the air temperature in the duct.
The "n" index models are equipped with a temperature sensor
on a 13 feet (4 meters) cable.
The terminal box cover incorporates two control dials and
two LED light indicators:
- speed dial
- thermostat dial
- yellow LED light thermostat indicator
- green LED light - power indicator
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