58SB0B/58SB1B: Installation, Start–Up, Operating and Service and Maintenance Instructions
Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
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Table 16 – Orifice Size* and Manifold Pressure (in. w.c.) for Gas 
Input Rate
A10180
 
A10180A
Table 15 – Gas Rate (Cu Ft./Hr.)
SECONDS
FOR 1 
REVOLUTION 
SIZE OF TEST 
DIAL 
SECONDS 
FOR 1 
REVOLUTION 
SIZE OF TEST 
DIAL 
1 Cu 
Ft. 
2 Cu 
Ft. 
5 Cu 
Ft. 
1 Cu 
Ft. 
2 Cu 
Ft. 
5 Cu 
Ft. 
10  360  720  1800  50  72  144  360 
11  327  655  1636  51  71  141  355 
12  300  600  1500  52  69  138  346 
13  277  555  1385  53  68  136  340 
14  257  514  1286  54  67  133  333 
15  240  480  1200  55  65  131  327 
16  225  450  1125  56  64  129  321 
17  212  424  1059  57  63  126  316 
18  200  400  1000  58  62  124  310 
19  189  379  947  59  61  122  305 
20  180  360  900  60  60  120  300 
21  171  343  857  62  58  116  290 
22  164  327  818  64  56  112  281 
23  157  313  783  66  54  109  273 
24  150  300  750  68  53  106  265 
25  144  288  720  70  51  103  257 
26  138  277  692  72  50  100  250 
27  133  267  667  74  48  97  243 
28  129  257  643  76  47  95  237 
29  124  248  621  78  46  92  231 
30  120  240  600  80  45  90  225 
31  116  232  581  82  44  88  220 
32  113  225  563  84  43  86  214 
33  109  218  545  86  42  84  209 
34  106  212  529  88  41  82  205 
35  103  206  514  90  40  80  200 
36  100  200  500  92  39  78  196 
37  97  195  486  94  38  76  192 
38  95  189  474  96  38  75  188 
39  92  185  462  98  37  74  184 
40  90  180  450  100  36  72  180 
41  88  176  439  102  35  71  178 
42  86  172  429  104  35  69  173 
43  84  167  419  106  34  68  170 
44  82  164  409  108  33  67  167 
45  80  160  400  110  33  65  164 
46  78  157  391  112  32  64  161 
47  76  153  383  116  31  62  155 
48  75  150  375  120  30  60  150 
49  73  147  367