Aerco 1000, User Manual

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Benchmark 750-3000 Boiler Operation, Service, Maintenance Guide - KOREA
APPENDIX E: INDOOR/OUTDOOR RESET RATIO CHARTS
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AERCO International, Inc.
•
100 Oritani Dr.
•
Blauvelt, NY 10913
OMM-0128_0B
07/17/2017
Ph.: 800-526-0288
Header Temperature for a Building Reference Temperature = 65°F (18.3°C)
AIR TEMP RESET RATIO
°F °C 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4
65 18.3
65 65 65 65 65 65 65 65 65 65
60 15.6
68 69 70 71 72 73 74 75 76 77
55 12.8 71 73 75 77 79 81 83 85 87 89
50 10.0
74 77 80 83 86 89 92 95 98 101
45 7.2 77 81 85 89 93 97 101 105 109 113
40 4.4 80 85 90 95 100 105 110 115 120 125
35 1.7 83 89 95 101 107 113 119 125 131 137
30 -1.1 86 93 100 107 114 121 128 135 142 149
25 -3.9 89 97 105 113 121 129 137 145 153 161
20 -6.7 92 101 110 119 128 137 146 155 164 173
15 -9.4 95 105 115 125 135 145 155 165 175 185
10 -12.2 98 109 120 131 142 153 164 175 186 197
5 -15.0 101 113 125 137 149 161 173 185 197 209
0 -17.8 104 117 130 143 156 169 182 195 208
-5 -20.6 107 121 135 149 163 177 191 205 219
-10 -23.3 110 125 140 155 170 185 200 215
-15 -26.1 113 129 145 161 177 193 209
-20 -28.9 116 133 150 167 201 218
Header Temperature for a Building Reference Temperature = 70°F (21.1°C)
AIR TEMP RESET RATIO
°F °C 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4
70 21.1 70 70 70 70 70 70 70 70 70 70
65 18.3
73 74 75 76 77 78 79 80 81 82
60 15.6 76 78 80 82 84 86 88 90 92 94
55 12.8 79 82 85 88 91 94 97 100 103 106
50 10.0 82 86 90 94 98 102 106 110 114 118
45 7.2 85 90 95 100 105 110 115 120 125 130
40 4.4 88 94 100 106 112 118 124 130 136 142
35 1.7 91 98 105 112 119 126 133 140 147 154
30 -1.1 94 102 110 118 126 134 142 150 158 166
25 -3.9 97 106 115 124 133 142 151 160 169 178
20 -6.7 100 110 120 130 140 150 160 170 180 190
15 -9.4 103 114 125 136 147 158 169 180 191 202
10 -12.2 106 118 130 142 154 166 178 190 202 214
5 -15.0 109 122 135 148 161 174 187 200 213
0 -17.8 112 126 140 154 168 182 196 210
-5 -20.6 115 130 145 160 175 190 205
-10 -23.3 118 134 150 166 182 198 214
-15 -26.1 121 138 155 172 189 206
-20 -28.9 124 142 160 178 196 214