A screw-in, cartridge-style, direct acting, poppet-type hydraulic relief valve, which can be infinitely adjusted across a Inverse proportion range using a variable electric input. Pressure output is proportional to DC current input.
• 12 and 24 volt coils standard • Optional waterproof E-Coils rated up to IP69K • Industry common cavity • Hardened parts for long life
Technical Specs
Hydraulic
Operating pressure
345 bar (5000 psi)
Rated pressure at port T
69 bar (1000 psi)
Pressure relief range from zero to maximum control current
0 - 345 bar ( 0 - 5000 psi)
Magnetic hysteresis at 250Hz PWM
5%
Rated flow
7.57 lpm/2 gpm; ∆ P = 6.9 to 9 bar (100 to 130 psi),cartridge valves only;
port ① to port ②,coil de-energized
Flow path
Free Flow: Port ① to port ② coil de-energized; Relieving: Port ① to port ② coil energized
Temperature range ℃
-54 to 107 ℃ (Polyurethane seals)
-40 to 100 ℃ (Buna N seals)
-26 to 204 ℃ (Fluorocarbon seals)
Fluids
Mineral-based or synthetics with lubricating properties at
viscosities of 7.4 to 420 cSt (50 to or 2000 sus)
Cavity
VC08-2
Installation recommendation
When possible, the valve should be mounted below the reservoir oil level.This will maintain oil in the armature
preventing trapped air instability. If this is not feasible, mount the valve horizontally for best results.