Parker Hannifin VO40 - Manual (Page 25)

21 Parker Hannifin Corporation
Open-Center Directional Control Valve
VO40
Catalog HY17-8505/UK
The VO40 mid-inlet options are split or combined flow. They are available with a main RV option. There is also a
provision for an outlet port on the split flow version only.
The coding to specify a mid-inlet is made by three fields as shown below:
[93] – Mid Inlet Options
C3
Combined Flow (Port “A” inlet - Port “B” is plugged and not available to tank).
C5
Split Flow (Port “A” inlet - Port “B” is optional tank port).
[94] – Main Pressure Relief
Y
Without pressure relief (cavity machined and plugged).
PA
Direct-acting relief valve non-adjustable.
[98] – Pressure Setting - Enter pressure (PSI or Bar)
[98C] – Mid-Inlet Relief Flow Setting
Flow in GPM or LPM.
INLET
TANK
OPEN
CENTER
PARALLEL
PATH
TANK
OPEN
CENTER
PARALLEL
PATH
Split Flow, C5 Combined Flow, C3
OUTLET
INLET
TANK
OPEN
CENTER
TANK
OPEN
CENTER
PARALLEL
PATH
Ordering Information – Mid-Inlet
Optional
Outlet Port
C5 Only
Mid-Inlet
Pump Port
Mid-Inlet
Relief Valve