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Poppet valve
Poppet valve Poppet valve

SURFACE TREATMENT STANDARDS Poppet valve
◆ The valve body is painted with a two component paint Mounting interface ISO 4401-03 Flange construction NG10
◆ The pneumatic actuation and the cover are zinc-nickel coated Contamination ISO 4406 ◆ pneumatically operated ISO 4401-05
◆ The socket head screws are zinc coated
efficiency ◆ 2/2-, 3/2- and 3/4-way
◆ normally open and normally closed
◆ Q = 80 l/min
max
◆ p = 350 bar
max

MANUAL OVERRIDE SEALING MATERIAL
HB6 as standard NBR or FKM (Viton) as standard, choice in the type code DESCRIPTION APPLICATION
Optionally: HN (K)
→ see data sheet 1.1-311 Direct operated 2/2-, 3/2 and 3/4-way poppet valve in flange const- Poppet valves are used where tight closing functions of the valve
ruction. By means of the pneumatic actuation control head, the are essential like leakage-free load holding, clamping or gripping.
poppet valve spool is opened or closed acting against the spring.
Due to the poppet spool construction with pressure compensation
on both sides, the flow through the valve is possible in both direc-
INSTALLATION NOTES tions. The seat spool guide is sealed by means of an O-ring. The
metallically sealing seat closes the valve virtually leak free.
Mounting type Flange mounting
4 fixing holes for
socket head screws M5 x 45 SYMBOL AK32101a
Mounting position Any, preferably horizontal AK22100b AK22101a AK32100b A
Tightening torque Fixing screws M = 5,2 Nm (screw A A A a b
D
quality 8.8, zinc coated) a a b b a a b b a a b b a b
P T
Note! The length of the fixing screw depends on the base P P P T
material of the connection element.
AK3410
A
ab
a a o b b
P T

TYPE CODE
2/2 or 3/2 way execution A K 2 10 - #
3/4 way execution A K 3 4 10 - #
International standard interface ISO
Pneumatically operated

2 way (connections) 2
3 way (connections) 3

2 switching positions
4 switching positions
Nominal size 10

Normally closed Pilot head on A-side 1a
Normally open Pilot head on B-side 0b

Sealing material NBR
FKM (Viton) D1

Design index (subject to change)
1.11-6160

Wandfluh AG Postfach CH-3714 Frutigen
Tel. +41 33 672 72 72 Fax +41 33 672 72 12 [email protected]

www.wandfluh.com Illustrations are not binding Data subject to change 4/4 Edition: 21 48 1.11-6140 E www.wandfluh.com Illustrations are not binding Data subject to change 1/3 Edition: 17 20 1.11-6160 E
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