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QE
Choose a version from the table underneath, please.
Description:
The 2-port/2-way valve functions as a pinch valve in a new design
of housing with full flow cross-section. Since the straight valve
passage has neither constrictions nor back-points, there is no danger
of clogging or blockage. Frictional loss is at a minimum.
Media:
compressed air, gases, liquids or other paste-like or powdery media
Solids are enclosed by the flexible sleeve at shut-off.
Sleeve: Highly flexible with double woven reinforcement in eight
different grades. Sleeve simple to change.
Pressures:
Operating pressure = max. 4.0 bar
Pilot pressure = max. 6.5
Differential pressure = max. 2.5 bar
Closing pressure = P1 + 2.5 bar to DN 32, P1 + 2 bar from DN 40 on
Vacuum: If vacuum is greater than -100 mbar, vacuum compensation
should be provided on the control side.
Mounting_position: any, at horizontal mounting pilot port
preferably at the top
Temperature_range: 0 °C to max. 100 °C / 32 °F to max. 212 °F,
subject to sleeve material
Body: stainless steel 316L, material no. 1.4435
Sleeve: depending on selected version
| part number | connection | pilot pressure [bar] | nominal size | pilot port | volume of control chamber [l] | head diameter [mm] | bowl capacity [l] | Price plus VAT (EU) |
|---|---|---|---|---|---|---|---|---|
| QE06-02NR | G1/4 | max. P1+2,5 | 6 | M5 | 0,01 | 26 | 0,01 | 290,47 € |
| QE10-03NR | G3/8 | max. P1+2,5 | 10 | M5 | 0,03 | 38 | 0,03 | 311,90 € |
| QE15-04NR | G1/2 | max. P1+2,5 | 15 | G1∕8 | 0,04 | 44 | 0,04 | 339,04 € |
| QE20-06NR | G3/4 | max. P1+2,5 | 20 | G1∕8 | 0,05 | 55 | 0,05 | 448,76 € |
| QE25-08NR | G1 | max. P1+2,5 | 25 | G1∕8 | 0,07 | 60 | 0,07 | 488,28 € |
| QE32-10NR | G11/4 | max. P1+2,5 | 32 | G1∕8 | 0,10 | 73 | 0,10 | 591,14 € |
| QE40-12NR | G11/2 | max. P1+2 | 40 | G1∕8 | 0,13 | 83 | 0,13 | 690,56 € |
| QE50-16NR | G2 | max. P1+2 | 50 | G1/4 | 0,28 | 99 | 0,28 | 924,56 € |
