Komatsu Galeo PC800-8 Shop Manual page 181

10 Structure, function and maintenance standard
J/S differential pressure sensor
• The J/S differential pressure sensor is installed to
the each control valve on right and left sides.
• This sensor senses differential pressure be-
tween ports (NCA) and (NCB) and outputs it as a
voltage.
• Output is characterized as in the following dia-
gram.
• The pump controller outputs commands to the
EPC valve to control the servo piston of the
pump according to the outputs of this sensor and
other sensors.
PC800, 850-8
SEN00384-02
19