bürkert 0127 Bedienungsanleitung Seite 5

Installation
→
Before installation, clean any possible dirt off the pipe-
lines and flange connections.
→
If required, install a dirt trap to prevent malfunctions.
Observe the direction of flow of the valve.
* s ee also the description of the operating principles in the chap-
ter entitled "Pneumatic Data"
english
16
Valve with flanged connection:
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Remove the locking plate (coloured orange).
Do not remove the flanged plate!
Warning!
Danger – escaping medium!
Leaking connections if seals not seated properly, if connec-
tion plate uneven or if surface quality of the connection plate
inadequate.
• Make certain the seals included with delivery are prop-
erly seated in the valve.
• Ensure that the connection plate is even.
• Ensure that the surface quality of the connection plate is
adequate.
→
Insert the seal into the valve.
Caution!
If the tightening torque is too great, the device may
be damaged!
• Observe the max. tightening torque of the screws.
english
18
All manuals and user guides at all-guides.com
Mesh size: 5 µm
Operating principle*
A / I
T
B
Identification of the valve connections on the housing:
NO Normally Open
NC Normally Closed Connection normally closed,
IN/OUT for pressure connection (distributor) or
work connection (mixer), for WWT
The valve housing must not be twisted by the fasten-
ing screws or by screwing in the connecting nipples
too far!
The housings with threaded or hose connection have fixing
eyelets for the screw connection from above with M3 and from
below with self-tapping screws BZ 3.9 x ... DIN 7971.
Housing with threaded connection:
→
Use PTFE tape as sealing material
→
Screw in the connecting thread by hand only
Housing with hose connection:
→
Use flexible silicone or FKM hose with 1.6-2 mm inner
diameter
Screw in screws to
0.3 ± 0.05 Nm
Caution:
Do not remove
flanged plate !
→
Attach valve to the connection plate.
Dimensional drawing for connection plate:
min 8.5 deep
M2.5
NO
IN/OUT
18
21.5
Arrangement of the bores:
3-way 2-way DF
Type 0127
Connection normally open
for WWB
for WWA or I
english
17
max. ø2
NC
2-way PEEK
english
19