Characteristics Of Sensors; Pressure Sensor; Check Point Of Replacing Pressure Sensor - Fujitsu Airstage V series Service Manual

7-2 CHARACTERISTICS OF SENSORS

7-2-1 Pressure Sensor

1. Characteristics of pressure sensor
V
5
3
1
0
Pressure
0.00
(MPa)
Output
1.00
(V)
Pressure
1.60
(MPa)
Output
2.28
(V)
Pressure
4.20
(MPa)
Output
4.36
(V)

2. Check point of replacing pressure sensor

Pressure sensor
When installing the pressure sensor, connect a lead wire to the PCB (
of a lead wire to the pressure sensor (
Be careful not to install other than above procedure, otherwise the pressure sensor can be failed.
2.5
Pressure
Output voltage of the pressure sensors ( HP,LP )
0.30
0.10 0.20 0.40
1.08 1.16 1.24 1.32
1.80 2.00 2.20
2.44 2.60 2.76
4.40 4.60 4.80
4.52 4.68 4.84
Lead wire
Printed circuit board
). When disconnecting, do the opposite procedure.
MPa
5.0
0.60
0.50 0.70
1.40 1.48 1.56
2.40 2.60 2.80 3.00
2.92 3.08 3.24 3.40
5.00
5.00
), thereafter connect the other end
07-05
0.80 0.90 1.00 1.20
1.64 1.72 1.80 1.96
3.20 3.40 3.60 3.80
3.56 3.72 3.88 4.04
1.40
2.12
4.00
4.20