LER202 pilot-style cartridge for use with external pilot controls features a spool biased closed by a spring with a separate chamber referenced to a third port to which the control signal is applied. It can be controlled by standard relief, sequence, flow, solenoid, or proportional valves and is rated for maximum working pressures to 420 bar with a nominal flow rate of 200 l/min.
Integrated Hydraulics Ltd., (440) 974-3171, www.integratedhydraulics.com