27RT-SVX31A-EN
Table 4
Temperature versus Resistance
(temperature vs resistance)
Degrees
F°
Degrees
C°
Nominal
Resistance
-20° -28.9° 170.1 K - Ohms
-15° -26.1° 143.5 K - Ohms
-10° -23.3° 121.4 K - Ohms
-5° -20.6° 103.0 K - Ohms
0° -17.8° 87.56 K - Ohms
5° -15.0° 74.65 K - Ohms
10° -12.2° 63.80 K - Ohms
15° -9.4° 54.66 K - Ohms
20° -6.7° 46.94 K - Ohms
25° -3.8° 40.40 K - Ohms
30° -1.1° 34.85 K - Ohms
35° 1.7° 30.18 K - Ohms
40° 4.4° 26.22 K - Ohms
45° 7.2° 22.85 K - Ohms
50° 10.0° 19.96 K - Ohms
55° 12.8° 17.47 K - Ohms
60° 15.6° 15.33 K - Ohms
65° 18.3° 13.49 K - Ohms
70° 21.1° 11.89 K - Ohms
75° 23.9° 10.50 K - Ohms
80° 26.7° 9.297 K - Ohms
85° 29.4° 8.247 K - Ohms
90° 32.2° 7.330 K - Ohms
95° 35.0° 6.528 K - Ohms
100° 37.8° 5.824 K - Ohms
Tem
erature
Figure 7
Schematic Diagram for Field Gas Piping to Unit
Installation
Table 5
Sizing Natural Gas Pipe Mains & Branches
Iron Pipe Size (IPS) Inches
Length of 1/2" 3/4" 1" 1 1/4" 1 1/2"
Pipe (Ft.) Pipe Pipe Pipe Pipe Pipe
15 76 176 345 750 1220
30 52 120 241 535 850
45 43 99 199 435 700
60 38 86 173 380 610
75 77 155 345 545
Capacity of Pipe of Different Diameters and
Lengths in Cu. Ft. Per Hr. with Pressure
Drop of 0.3" and Specific Gravity of 0.60
Iron Pipe Size (SI) Millimeters
Length of 15 mm 20 mm 25 mm 32 mm 40 mm
Pipe (Meters) Pipe Pipe Pipe Pipe Pipe
4.6 2.15 4.98 9.76 21.23 34.54
9.1 1.47 3.39 6.82 15.14 24.06
13.7 1.21 2.80 5.63 12.31 19.82
18.3 1.07 2.43 4.89 10.76 17.27
22.9 -- 2.18 4.38 9.76 15.40
Capacity of Pipe of Different Diameters and
Lengths in Cu. Meter Per Hr. with Pressure
Drop of 74.6 Pa and Specific Gravity of 0.60
Specific Gravity Multipliers
Specific
Gravity
0.50
0.55
0.60
0.65
1.00
0.96
Multiplier
1.10
1.04
Figure 8
Typical Unit Gas Train Configuration
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