Airflow Reference Charts RNC4-TPF Model
RNC4 Models have 3 airflow charts for their installer adjustable high speed settings. Refer to "Installer
Selectable High Speed Settings" in this manual for instructions on how to adjust the circuit board DIP
switches.
Hi 3
Pressure Drop
Airflow
("w.g.)
(Pa)
0.300
75
0.310
78
0.320
80
0.330
83
0.340
85
0.350
88
0.360
90
0.370
93
0.380
95
0.390
98
0.400
100
0.410
103
0.420
105
0.430
108
0.440
110
0.450
113
0.460
115
0.470
118
0.480
120
0.490
123
0.500
125
0.510
128
0.520
130
0.530
133
0.540
135
0.550
138
0.560
140
0.570
143
0.580
145
0.590
148
0.600
150
0.610
153
0.620
155
0.630
158
0.640
160
0.650
163
0.660
165
0.670
168
0.680
170
0.690
173
0.700
175
0.710
178
0.720
180
0.730
183
0.740
185
0.750
188
0.760
190
0.770
193
0.780
195
0.790
198
0.800
200
0.810
203
0.820
205
0.830
208
0.840
210
0.850
213
0.860
215
0.870
218
0.880
220
0.890
223
0.900
225
Supply
Exhaust
Airflow
Pressure Drop
(cfm)
(cfm)
("w.g.)
96
0.280
94
0.290
0.300
93
91
0.310
90
98
0.320
0.330
88
96
87
95
0.340
85
93
0.350
0.360
84
91
83
90
0.370
82
88
0.380
0.390
80
87
79
86
0.400
78
84
0.410
0.420
77
83
0.430
76
82
75
81
0.440
0.450
74
80
0.460
74
79
73
78
0.470
0.480
72
78
0.490
71
77
70
76
0.500
0.510
70
75
0.520
69
75
68
74
0.530
0.540
67
73
0.550
67
72
66
72
0.560
0.570
65
71
0.580
65
70
64
70
0.590
0.600
63
69
0.610
62
68
62
67
0.620
0.630
61
66
0.640
60
65
60
64
0.650
0.660
59
63
0.670
58
62
57
61
0.680
56
59
0.690
0.700
55
58
54
56
0.710
53
55
0.720
0.730
52
53
51
51
0.740
50
50
0.750
0.760
49
48
48
45
0.770
47
43
0.780
0.790
46
41
44
38
0.800
43
36
0.810
0.820
41
33
40
30
0.830
38
0.840
0.850
37
0.860
35
33
0.870
31
Hi 2
Supply
Exhaust
Airflow
Airflow
(Pa)
(cfm)
(cfm)
70
81
73
80
75
79
78
79
80
78
83
77
83
85
76
82
88
75
81
90
75
80
93
74
80
95
73
79
98
72
78
100
72
77
103
71
76
105
70
75
108
70
74
110
69
74
113
68
73
115
67
72
118
67
71
120
66
70
123
65
69
125
65
68
128
64
67
130
63
66
133
62
66
135
62
65
138
61
64
140
60
63
143
59
62
145
58
60
148
58
59
150
57
58
153
56
57
155
55
56
158
54
55
160
53
53
163
52
52
165
51
51
168
50
49
170
49
48
173
48
46
175
47
45
178
46
43
180
45
42
183
44
40
185
43
38
188
42
36
190
40
34
193
39
32
195
38
30
198
36
28
200
35
26
203
34
24
205
32
22
208
31
210
29
213
27
215
26
218
24
Hi 1
Supply
Exhaust
Pressure Drop
Airflow
Airflow
("w.g.)
(Pa)
(cfm)
0.300
75
72
0.310
78
72
0.320
80
71
0.330
83
70
0.340
85
69
0.350
88
69
0.360
90
68
0.370
93
67
0.380
95
66
0.390
98
66
0.400
100
65
0.410
103
64
0.420
105
63
0.430
108
63
0.440
110
62
0.450
113
61
0.460
115
60
0.470
118
59
0.480
120
59
0.490
123
58
0.500
125
57
0.510
128
56
0.520
130
55
0.530
133
55
0.540
135
54
0.550
138
53
0.560
140
52
0.570
143
51
0.580
145
50
0.590
148
49
0.600
150
48
0.610
153
47
0.620
155
46
0.630
158
45
0.640
160
44
0.650
163
43
0.660
165
42
0.670
168
41
0.680
170
40
0.690
173
39
0.700
175
37
0.710
178
36
0.720
180
35
0.730
183
34
0.740
185
32
0.750
188
31
0.760
190
30
0.770
193
28
0.780
195
27
0.790
198
25
0.800
200
24
0.810
203
22
0.820
205
21
(cfm)
75
74
72
71
70
69
68
67
66
65
64
63
61
60
59
58
57
56
55
54
53
52
51
50
49
48
46
45
44
43
41
40
38
37
35
34
32
30
28
27
25
23
21
30