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VAV Controllers LVC-LowVelocity - TROX

VAV Controllers LVC-LowVelocity - TROX

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Innovation<br />

<strong>TROX</strong> <strong>LVC</strong>-<strong>LowVelocity</strong> – the innovative solution<br />

■<br />

■<br />

Optimised for low air velocities of 0.6 to 6 m/s<br />

High control accuracy even in case of unfavourable<br />

upstream flow conditions<br />

■ Casing length of only 310 mm<br />

■ Selection according to the nominal size of the duct<br />

■ Indicator light provides functional information<br />

The innovative concept of the type <strong>LVC</strong>-<strong>LowVelocity</strong> controllers<br />

provides accurate measurement and control of low volume flow<br />

rates based on the differential pressure principle.<br />

The differential pressure is the result of two measurements,<br />

one upstream and one downstream of the damper blade. This<br />

setup makes it possible to measure larger differential pressures,<br />

especially in the case of low volume flow rates. The relation<br />

between damper blade position and differential pressure is<br />

stored as a characteristic relationship in the Compact controller.<br />

<strong>LVC</strong>-<strong>LowVelocity</strong>: simple, accurate, reliable!<br />

1<br />

2<br />

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3<br />

9<br />

8<br />

4 5 6 7<br />

1 Casing<br />

2 Double lip seal<br />

3 Plastic nozzle with damper blade<br />

4 Flow rate scale<br />

5 Wire clamping bracket<br />

6 <strong>TROX</strong> Compact controller<br />

7 Connection terminals<br />

8 Protective cover<br />

9 Indicator light<br />

Potentiometers<br />

Damper blade shaft end<br />

(indicates blade position)<br />

3

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