Toshiba MMU-P0121H Service Manual page 109

3-6-6-2. Pressure sensor characteristics
n Outdoor unit
<Input/Output wiring connection table>
High pressure side (Pd)
Pin
No.
I/O name
1 Output
2 —
3 GND
4 + 5V
5
3.9
0.5
0
Pressure (MPa)
n Indoor unit
<Input/Output wiring connection table>
Pin
I/O name
No.
1 GND
OUT
2
(High pressure side)
4 —
12
4.5
0.5
0
Pressure (MPa)
Low pressure side (Ps)
Lead wire color I/O name
White
— Output
Black GND
Red + 5V
3.33 4.41 5.1
Lead wire Pin
color No.
Black 4
(Low pressure side)
White 5
— 6
2.45 4.41
Lead wire color
— —
White
Black
Red
5
3.5
0.5
0 0.98
Lead wire
I/O name
color
OUT
Green
— —
+ 12.0V Red
12
11
10
4.5
0.5
0 0.82 2.04
3-106
<Output voltage - Pressure>
High pressure
side (Pd)
0.5 to 3.9V
0 to 3.33MPa
1.47
Pressure (MPa)
<Output voltage - Pressure>
High pressure
side (Pd)
0.5 to 4.5V
0 to 2.45MPa
Pressure (MPa)
Low pressure
side (Ps)
0.5 to 3.5V
0 to 0.98MPa
5.1
Low pressure
side (Ps)
0.5 to 4.5V
0 to 0.82MPa
Approx.
10.5V
4.41