Eaton Compressor & Fabrication C-STOV-MC001-E1 - Manual (Page 58)

58 EATON Char-Lynn Steering Catalog C-STOV-MC001-E1 July 2006
Torque Generator
Conventional
System Circuits
Load Sensing System
• Steering has priority
• Auxiliary function can
operate at higher
pressure than steering
rating; priority valve
isolates CF side from EF
side pressures.
• Flow to auxiliary
functions reduced while
steering
Pump
Torque
Generator
In
Out
LS
Priority
Valve CF
EF
Valve
Cylinder
Torque
Generator
Relief Valve
In
Out
Case Drain
Pump
Relief Valve
Valve
Cylinder
High Back Pressure Torque
Generator
• Series circuit; auxiliary
and steering pressures
are additive
• All flow available to
auxiliary function, even
while steering
• Separate relief valves
required for steering
and auxiliary