VAT 651 Series User Manual

DESCRIPTION OF PRODUCT Series
651
8/99 Edition 2014-07-10 605451EC
1.6.2 Valve unit
Description
Pressure range at 20°C
- Aluminum
(651 . . - . A . . - . . . . )
1 × 10E-8 mbar to 1.2 bar (abs)
- Aluminum hard anodized
(651 . . - . H . . - . . . . )
1 × 10E-6 mbar to 1.2 bar (abs)
- Aluminum nickel coated
(651 . . - . I . . - . . . . )
1 × 10E-8 mbar to 1.2 bar (abs)
Leak rate to outside at 20°C
- Aluminum
(651 . . - . A . . - . . . . )
1 × 10E-9 mbar l/s
- Aluminum hard anodized
(651 . . - . H . . - . . . . )
1 × 10E-5 mbar l/s
- Aluminum nickel coated
(651 . . - . I . . - . . . . )
1 × 10E-9 mbar l/s
Leak rate valve seat at 20°C
- Aluminum
(651 . . - . A . . - . . . . )
1 x 10E-9 mbar l/s
- Aluminum hard anodized
(651 . . - . H . . - . . . . )
1 x 10E-4 mbar l/s
- Aluminum nickel coated
(651 . . - . I . . - . . . . )
1 x 10E-9 mbar l/s
Cycles until first service
- Isolation cycles (open - closed - open)
- Throttling cycles (open - max. throttle - open)
200’000 (unheated and under clean conditions)
1’000’000 (unheated and under clean conditions)
Admissible operating temperature +10°C to +120°C
Mounting position any (valve seat on chamber side is recommended)
Wetted materials
- Body (651 . . - . A . . - . . . . )
Aluminum 3.2315 (AA6082)
- Body (651 . . - . H . . - . . . . )
Aluminum 3.2315 (AA6082) hard anodized
- Body (651 . . - . I . . - . . . . )
Aluminum 3.2315 (AA6082) nickel coated
- Pendulum plate (651 . . - . A . . - . . . . )
Aluminum 3.2315 (AA6082)
- Pendulum plate (651 . . - . H . . - . . . . )
Aluminum 3.2315 (AA6082) hard anodized
- Pendulum plate (651 . . - . I . . - . . . . )
Aluminum 3.2315 (AA6082) nickel coated
- Sealing ring (651 . . - . A . . - . . . . )
Aluminum 3.2315 (AA6082), 1.4306 (304L)
- Sealing ring (651 . . - . H . . - . . . . )
Aluminum 3.2315 (AA6082) hard anodized, 1.4306 (304L)
- Sealing ring (651 . . - . I . . - . . . . )
Aluminum 3.2315 (AA6082) nickel coated, 1.4306 (304L)
- Other parts Stainless steel 316L (1.4404 or 1.4435), 1.4122, 1.4310 (301),
1.4303 (304), 1.4571, A2 (304)

VAT 651 Series Specifications

General

Brand	VAT
Model	651 Series
Category	Control Unit
Language	English