159
9-8. Pressure sensor output check
Outdoor Unit
Pd sensor characteristics
0 to 3.73 MPa (0.5 to 4.3 V output for 0 to 3.73 MPa)
Voltage readings across pins 1 and 3 of CN501 on I/F P.C. board (with negative-side probe of multimeter placed
on pin 3)
VOLT
Pd
(MPa)
Pd
(kg/cm
2
)
VOLT
Pd
(MPa)
Pd
(kg/cm
2
)
VOLT
Pd
(MPa)
Pd
(kg/cm
2
)
VOLT
Pd
(MPa)
Pd
(kg/cm
2
)
VOLT
Pd
(MPa)
Pd
(kg/cm
2
)
0
0.02
0.04
0.06
0.08
0.10
0.12
0.14
0.16
0.18
0.20
0.21
0.23
0.25
0.27
0.29
0.31
0.33
0.35
0.37
0.39
0.41
0.43
0.45
0.47
0.49
0.51
0.53
0.55
0.57
0.59
0.61
0.63
0.64
0.66
0.68
0.70
0.72
0.74
0.76
0.78
0.80
0.82
0.84
0.86
0.88
0.90
0.92
0.94
0.96
0.98
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.0077
0.0268
0.0460
0.0652
0.0844
0.1035
0.1227
0.1419
0.1610
0.1802
0.1994
0.2186
0.2377
0.2569
0.2761
0.2952
0.3144
0.3336
0.3528
0.3719
0.3911
0.4103
0.4294
0.4486
0.4678
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.15
0.34
0.54
0.73
0.93
1.12
1.32
1.51
1.71
1.91
2.10
2.30
2.49
2.69
2.88
3.08
3.27
3.47
3.67
3.86
4.06
4.25
4.45
4.64
4.84
1.00
1.02
1.04
1.05
1.07
1.09
1.11
1.13
1.15
1.17
1.19
1.21
1.23
1.25
1.27
1.29
1.31
1.33
1.35
1.37
1.39
1.41
1.43
1.45
1.46
1.48
1.50
1.52
1.54
1.56
1.58
1.60
1.62
1.64
1.66
1.68
1.70
1.72
1.74
1.76
1.78
1.80
1.82
1.84
1.86
1.88
1.89
1.91
1.93
1.95
1.97
0.4870
0.5061
0.5253
0.5445
0.5636
0.5828
0.6020
0.6212
0.6403
0.6595
0.6787
0.6978
0.7170
0.7362
0.7554
0.7745
0.7937
0.8129
0.8320
0.8512
0.8704
0.8896
0.9087
0.9279
0.9471
0.9662
0.9854
1.0046
1.0238
1.0429
1.0621
1.0813
1.1004
1.1196
1.1388
1.1580
1.1771
1.1963
1.2155
1.2346
1.2538
1.2730
1.2922
1.3113
1.3305
1.3497
1.3688
1.3880
1.4072
1.4264
1.4455
5.03
5.23
5.42
5.62
5.82
6.01
6.21
6.40
6.60
6.79
6.99
7.18
7.38
7.58
7.77
7.97
8.16
8.36
8.55
8.75
8.94
9.14
9.33
9.53
9.73
9.92
10.12
10.31
10.51
10.70
10.90
11.09
11.29
11.49
11.68
11.88
12.07
12.27
12.46
12.66
12.85
13.05
13.24
13.44
13.64
13.83
14.03
14.22
14.42
14.61
14.81
1.99
2.01
2.03
2.05
2.07
2.09
2.11
2.13
2.15
2.17
2.19
2.21
2.23
2.25
2.27
2.29
2.30
2.32
2.34
2.36
2.38
2.40
2.42
2.44
2.46
2.48
2.50
2.52
2.54
2.56
2.58
2.60
2.62
2.64
2.66
2.68
2.70
2.71
2.73
2.75
2.77
2.79
2.81
2.83
2.85
2.87
2.89
2.91
2.93
2.95
2.97
1.4647
1.4839
1.5030
1.5222
1.5414
1.5606
1.5797
1.5989
1.6181
1.6372
1.6564
1.6756
1.6948
1.7139
1.7331
1.7523
1.7714
1.7906
1.8098
1.8290
1.8481
1.8673
1.8865
1.9056
1.9248
1.9440
1.9632
1.9823
2.0015
2.0207
2.0398
2.0590
2.0782
2.0974
2.1165
2.1357
2.1549
2.1740
2.1932
2.2124
2.2316
2.2507
2.2699
2.2891
2.3082
2.3274
2.3466
2.3658
2.3849
2.4041
2.4233
15.00
15.20
15.40
15.59
15.79
15.98
16.18
16.37
16.57
16.76
16.96
17.15
17.35
17.55
17.74
17.94
18.13
18.33
18.52
18.72
18.91
19.11
19.30
19.50
19.70
19.89
20.09
20.28
20.48
20.67
20.87
21.06
21.26
21.46
21.65
21.85
22.04
22.24
22.43
22.63
22.82
23.02
23.21
23.41
23.61
23.80
24.00
24.19
24.39
24.58
24.78
2.99
3.01
3.03
3.05
3.07
3.09
3.11
3.13
3.14
3.16
3.18
3.20
3.22
3.24
3.26
3.28
3.30
3.32
3.34
3.36
3.38
3.40
3.42
3.44
3.46
3.48
3.50
3.52
3.54
3.55
3.57
3.59
3.61
3.63
3.65
3.67
3.69
3.71
3.73
3.75
3.77
3.79
3.81
3.83
3.85
3.87
3.89
3.91
3.93
3.95
3.96
3.98
2.4424
2.4616
2.4808
2.5000
2.5191
2.5383
2.5575
2.5766
2.5958
2.6150
2.6342
2.6533
2.6725
2.6917
2.7108
2.7300
2.7492
2.7684
2.7875
2.8067
2.8259
2.8450
2.8642
2.8834
2.9026
2.9217
2.9409
2.9601
2.9792
2.9984
3.0176
3.0368
3.0559
3.0751
3.0943
3.1134
3.1326
3.1518
3.1710
3.1901
3.2093
3.2285
3.2476
3.2668
3.2860
3.3052
3.3243
3.3435
3.3627
3.3818
3.4010
3.4202
24.97
25.17
25.37
25.56
25.76
25.95
26.15
26.34
26.54
26.73
26.93
27.12
27.32
27.52
27.71
27.91
28.10
28.30
28.49
28.69
28.88
29.08
29.28
29.47
29.67
29.86
30.06
30.25
30.45
30.64
30.84
31.03
31.23
31.43
31.62
31.82
32.01
32.21
32.40
32.60
32.79
32.99
33.19
33.38
33.58
33.77
33.97
34.16
34.36
34.55
34.75
34.94
4.00
4.02
4.04
4.06
4.08
4.10
4.12
4.14
4.16
4.18
4.20
4.22
4.24
4.26
4.28
4.30
4.32
4.34
4.36
4.38
4.39
4.41
4.43
4.45
4.47
4.49
4.51
4.53
4.55
4.57
4.59
4.61
4.63
4.65
4.67
4.69
4.71
4.73
4.75
4.77
4.79
4.80
4.82
4.84
4.86
4.88
4.90
4.92
4.94
4.96
4.98
5.00
3.4394
3.4585
3.4777
3.4969
3.5160
3.5352
3.5544
3.5736
3.5927
3.6119
3.6311
3.6502
3.6694
3.6886
3.7078
3.7269
3.7461
3.7653
3.7844
3.8036
3.8228
3.8420
3.8611
3.8803
3.8995
3.9186
3.9378
3.9570
3.9762
3.9953
4.0145
4.0337
4.0528
4.0720
4.0912
4.1104
4.1295
4.1487
4.1679
4.1870
4.2062
4.2254
4.2446
4.2637
4.2829
4.3021
4.3212
4.3404
4.3596
4.3788
4.3979
4.4171
35.14
35.34
35.53
35.73
35.92
36.12
36.31
36.51
36.70
36.90
37.09
37.29
37.49
37.68
37.88
38.07
38.27
38.46
38.66
38.85
39.05
39.25
39.44
39.64
39.83
40.03
40.22
40.42
40.61
40.81
41.00
41.20
41.40
41.59
41.79
41.98
42.18
42.37
42.57
42.76
42.96
43.16
43.35
43.55
43.74
43.94
44.13
44.33
44.52
44.72
44.93
44.93
138
