Installation, Operating & Maintenance Instructions
Series 651 DN 320-400 (I.D. 12“ - 16”), Logic
VAT Vakuumventile AG, CH-9469 Haag, Switzerland
Tel +41 81 771 61 61 Fax +41 81 771 48 30 [email protected] www.vatvalve.com
267736ED
2008-02-26
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2 Installation
2.1 Unpacking
As this valve is a heavy component you should lift it with adequate equipment to prevent any injury to
humans.
Valves DN200 (8”) and larger are equipped with attachment points (tapped holes). Add eyebolts to
these attachment points for lifting. The attachment points are indicated on the dimensional drawing of
the specific valve part number (available on request).
Never lay the valve down with control and actuating unit downwards as it may be damaged.
2.2 Installation into the system
Fingers and objects must be kept out of the valve opening and away from moving parts.
The valve plate may start to move just after power is supplied.
Do not connect or disconnect sensor cable when device is under power.
Do not disconnect air supply when device is under power.
Compressed air pressure must be in the range of: 4 - 7 bar / 55 - 100 psi (above ATM).
Use only clean, dry or slightly oiled air.
