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Installation, Operating & Maintenance Instructions
Series 650 DN 100-
250 (I.D. 4“ - 10”), DeviceNet
VAT Vakuumventile AG, CH-9469 Haag, Switzerland
Tel +41 81 771 61 61 Fax +41 81 771 48 30 [email protected] www.vatvalve.com
266341ED
2012-07-13
11/79
2.3.2 Mounting with O-ring in grooves
Valve size
ISO-F
JIS
ASA-LP
ISO-F
JIS
ASA-LP
max. tightening torque
(Nm)
max. tightening torque
(lbs . ft)
DN100 / 4“
(650
40
- . . . . - . . . . )
20-23
35-40
35-40
15-17
26-30
26-30
DN160 / 6“
(650
44
- . . . . - . . . . )
35-40
35-40
35-40
26-30
26-30
26-30
DN200 / 8“
(650
46
- . . . . - . . . . )
35-40
35-40
80-90
26-30
26-30
59-67
DN250 / 10“
(650
48
- . . . . - . . . . )
35-41
65-70
80-90
26-30
48-52
59-67
hole depth (mm)
hole depth (inch)
DN100 / 4“
(650
40
- . . . . - . . . . )
12
12
12
0.47
0.47
0.47
DN160 / 6“
(650
44
- . . . . - . . . . )
14
14
14
0.55
0.55
0.55
DN200 / 8“
(650
46
- . . . . - . . . . )
15
15
15
0.59
0.59
0.59
DN250 / 10“
(650
48
- . . . . - . . . . )
16
16
16
0.63
0.63
0.63
2.4 Admissible forces
Forces from evacuating the system, from the weight of other components, and from baking can lead to deformation and
malfunctioning of the valve. Stress has to be relieved by suitable means, e.g. bellows sections.
Valve size
Axial tensile or
compressive force «F
A
»
Bending moment «M»
F
A
M
N
lb.
Nm
lbf.
DN100 / 4“
(650
40
- . . . . - . . . . )
1000
220
40
30
DN160 / 6“
(650
44
- . . . . - . . . . )
2000
440
80
60
DN200 / 8“
(650
46
- . . . . - . . . . )
2000
440
80
60
DN250 / 10“
(650
48
- . . . . - . . . . )
2500
550
100
75
For a combination of both forces (F
A
and M) the values are invalid.
Verify that the depth of the mounting screws is min. 1 x thread diameter.
Please contact VAT for more information.