Komatsu Galeo PC800-8 Shop Manual page 250

SEN00386-03
NE speed sensor (Crank angle sensor)
• If the signal hole made on the flywheel passes
the sensor, the magnetic line of force changes.
• If the magnetic line of force changes, the output
of the Hall element sensor changes linearly and
it is converted into pulse of 0 – 5 V by the wave
form shaping circuit in the sensor, and then out-
put.
Atmospheric pressure sensor
• This sensor is used to correct altitude.
8
10 Structure, function and maintenance standard
Common rail pressure sensor, oil
pressure sensor
PC800, 850-8