Outdoor Unit
Pressure sensor characteristics
Input / output wiring summary
Pin No.
Input / output name
1
2
3
4
Output voltage vs. pressure
H
g i
h
p
e r
0
Indoor Unit
Temperature sensor characteristics
Indoor TA sensor
Resistance
[k ]
AMP Air Conditioning
High pressure side (PD)
Lead wire color
OUTPUT
White
—
GND
Black
+5 V
Red
s
s
u
e r
s
d i
e
P (
) D
0.5
~
4.3 V
~
3.73 MPa
Pressure (MPa)
Temperature [°C]
Low pressure side (PS)
Input / output name
—
—
OUTPUT
GND
+5 V
L
o
w
p
e r
s
0.5
0
~
0.98 MPa
148
157
Lead wire color
—
White
Black
Red
s
u
e r
s
d i
e
P (
) S
~
3.5 V
Pressure (MPa)
Temperature [°C] Resistance [k ]
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