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2000 Hook-up Book - Spirax Sarco

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Figure II-97<br />

Hand Operated Rotary Filter<br />

Dirty<br />

Media<br />

Figure II-98<br />

Motorized Rotary Filter with Single Blowdown Valve<br />

Figure II-99<br />

Control Panel <strong>Hook</strong>-<strong>up</strong> for One Valve Blowdown VRS-2 Rotary Filter System<br />

Main<br />

Power<br />

Hand<br />

Operated<br />

Blowdown<br />

Valve<br />

Hand Operated<br />

Rotary Filter<br />

Removed<br />

Solids<br />

Model VRS<br />

Control Panel<br />

D.P.<br />

Switch<br />

Motor<br />

Wiring<br />

The Control Panel with user<br />

adjustable timers controls interval<br />

and duration of the rotor and blowdown<br />

valve operation. The blowdown<br />

valve opens for approximately 10<br />

Filtered<br />

Media<br />

Inlet<br />

Pressure<br />

Line<br />

Valve<br />

Wiring<br />

Dirty<br />

Media<br />

Electric S<strong>up</strong>ply to<br />

Motorized Valve<br />

Full Port<br />

Quarter Turn<br />

Motorized Valve<br />

P 1<br />

Full Port<br />

Quarter Turn<br />

Motorized<br />

Valve<br />

Electric S<strong>up</strong>ply<br />

to Motor<br />

Motorized<br />

Rotary Filter<br />

Reservoir<br />

Pipe<br />

Removed<br />

Solids<br />

Model VRS-2<br />

Rotary Filter<br />

Reservoir<br />

Pipe<br />

Removed<br />

Solids<br />

seconds to purge the reservoir pipe<br />

of filtered dirt and debris. The Control<br />

Panel is shown with optional cycle<br />

counter and differential pressure<br />

switch which will activate rotor opera-<br />

Filtered<br />

Media<br />

Control of rotor and blowdown<br />

valve is made with user s<strong>up</strong>plied<br />

timers. The blowdown<br />

valve should stay open for<br />

approximately 10 seconds to<br />

purge filtered dirt and debris<br />

from reservoir pipe. Interval<br />

and duration of the rotor and<br />

blowdown valve will vary<br />

depending on the nature and<br />

quantity of the dirt and debris.<br />

P 2<br />

Outlet<br />

Pressure<br />

Line<br />

tion if excessive pressure drop<br />

occurs. This hook-<strong>up</strong> illustrates an<br />

automatic filtration system, providing<br />

continuous production flow with minimal<br />

product loss.<br />

HOOK-UP DIAGRAMS<br />

133

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