B580-65-880 Issue G
Page 34 © Edwards Limited 2008. All rights reserved.
Edwards and the Edwards logo are trademarks of Edwards Limited.
TAV vent-valve
Figure 22 - TAV vent-valve dimensions (mm)
4.3 Installation
4.3.1 Unpack and inspect
Remove all packing materials and protective covers and check the TAV vent-valve.
If the TAV vent-valve is damaged, notify your supplier and the carrier in writing within three days; state the Item
Number of the TAV vent-valve together with your order number and your supplier's invoice number. Retain all packing
materials for inspection. Do not use the TAV vent-valve if it is damaged.
TAV 5 TAV 6
Maximum inlet pressure 1 bar gauge, 2 x 10
5
Pa 1 bar gauge, 2 x 10
5
Pa
Orifice diameter 0.5 mm 1.0 mm
Helium leak rate (valve closed) < 1 x 10
-8
mbar l s
-1
< 1 x 10
-6
mbar l s
-1
< 1 x 10
-6
Pa l s
-1
< 1 x 10
-4
Pa l s
-1
Valve inlet-filter Sintered bronze Sintered bronze
Hose connector Riffled nozzle for 4 mm bore tube Riffled nozzle for 4 mm bore tube
Dimensions See Figure 22 See Figure 22
Mass 0.08 kg 0.08 kg
Item Numbers B580-66-010 B580-66-020
Table 3 - TAV vent-valve technical data (continued)
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