Page 1266 - Softbound_Edition_19_en

Proportional flow control valve

Proportional 2-way flow control cartridge
◆ direct operated, pressure compensated M33 x 2
◆ Q = 80 l/min ISO 7789
max
◆ Q N max = 80 l/min
◆ p = 350 bar
max

DESCRIPTION APPLICATION
Direct operated, pressure compensated proportional flow control Proportional flow control valves are suitable for precise speed
valve as screw-in cartridge for cavity according to ISO 7789. With control, where the load current has to be maintained constant inde -
the solenoid deenergised, the control spool is held in the closed pendent of the input and output pressure. The screw-in cartridge is
position (QN) or open position (QO) by a spring. The change of the perfectly suitable for installation in control blocks and is installed in
electric current is followed by a proportional volume flow change. sandwich- (vertical stacked systems) and in flange plates (corres-
From the input (1), the fluid flows over the control and throttling ponding data sheets in this register). For machining the cartridge
spool to the controlled output (2). For the control, Wandfluh propor- cavity in steel and aluminum blocks, cavity tools are available (hire

tional amplifiers are available (see register 1.13). or purchase). Please refer to the data sheets in register 2.13.

TYPE CODE

Q P PM33 - - / - HB4,5 #
Flow control valve

Normally closed N
Normally open O
Proportional

Screw-in cartridge M33 x 2
Nominal volume flow rate Q normally closed normally open
N
32 l/min 32 32 l/min 32
63 l/min 63 63 l/min 63
80 l/min 80

Nominal voltage U N 12 VDC G12
24 VDC G24
without coil X5

Slip-on coil Metal housing round W
Metal housing square M
Connection execution Connector socket EN 175301-803 / ISO 4400 D
Connector socket AMP Junior-Timer J
Connector Deutsch DT04-2P G

Sealing material NBR
FKM (Viton) D1
Manual override

Design index (subject to change)
2.6-651

www.wandfluh.com Illustrations are not binding Data subject to change 1/4 Edition: 20 41 2.6-651 E