4. TECHNICAL DATA
Please note:
Depending on the application, the technical data of your WEH
®
Product
may differ from these operating instructions. Please therefore observe the marking on
the WEH
®
Product itself.
Characteristics
Basic version
Nominal bore (DN)
8.6 mm
Max. allowable operat-
ing pressure PS
Vacuum up to 70 bar
Pilot pressure
6 - 12 bar
Temperature range
+5 °C to +80 °C
Leak rate
1 x 10
-3
mbar x l/s
Max. allowable
surface finish of test
piece
Rz8 µm
Max. allowable
material hardness of
test piece
28 HRC
Part materials
Clamping segments: Corrosion resistant stainless steel, hardened
Housing: Anodized aluminium
Sealing materials
Front seal in NBR
Actuation
Pneumatic actuation
MD-10320-L51-R1.0.0-03
Page 11
Operating instructions
AE