Emerson SR5 Datasheet download pdf (Page 12)

Bulletin 71.1:SR5

12

SPRING RANGE,

PSIG (bar)

SET PRESSURE,

PSIG (bar)

INLET PRESSURE,

PSIG (bar)

Cv AT % DROOP

2-inch (DN 50)

Elastomer Diaphragm Metal Diaphragm

10% 20% 30% 10% 20% 30%

10 to 25

(0,7 to 1,7)

10 (0,7)

25 (1,7) 7.97 11.12 15.04 6.71 9.41 11.05

50 (3,4) 7.27 8.67 12.17 5.41 7.28 8.75

15 (1,0)

25 (1,7) 10.97 15.05 20.61 7.51 10.76 14.75

50 (3,4) 7.30 11.44 15.60 6.17 8.15 11.08

25 (1,7)

50 (3,4) 10.15 17.09 22.48 7.64 10.47 15.10

75 (5,2) 8.58 13.70 17.79 6.06 9.29 12.55

15 to 50

(1,0 to 3,4)

15 (1,0)

25 (1,7) 9.90 12.94 17.79 7.42 10.20 12.55

50 (3,4) 7.12 9.44 13.05 5.80 7.57 9.75

75 (5,2) 6.15 8.18 10.62 5.36 6.66 8.65

100 (6,9) 5.47 7.31 9.10 5.02 6.03 7.85

125 (8,6) 4.95 6.63 8.24 4.72 5.55 7.22

25 (1,7)

50 (3,4) 7.70 14.67 18.37 7.12 9.86 13.81

75 (5,2) 7.15 12.16 15.52 6.06 8.91 12.00

100 (6,9) 6.69 10.71 13.65 5.37 8.19 10.56

125 (8,6) 6.15 9.59 12.14 4.81 7.54 9.37

50 (3,4)

75 (5,2) 12.15 19.35 24.67 8.06 13.57 19.05

100 (6,9) 11.40 17.07 21.17 7.85 12.84 16.94

125 (8,6) 10.41 15.11 18.78 7.36 11.79 15.27

150 (10) 9.45 13.45 16.90 6.86 10.72 13.87

25 to 75

(1,7 to 5,2)

25 (1,7)

50 (3,4) 8.87 13.48 16.78 6.70 8.94 12.52

75 (5,2) 7.06 11.43 14.81 6.19 8.32 11.08

100 (6,9) 6.88 10.37 12.95 5.52 7.91 10.15

125 (8,6) 6.51 9.53 11.31 4.88 7.41 9.33

150 (10) 5.78 8.75 10.03 4.40 6.87 8.59

50 (3,4)

75 (5,2) 11.63 18.55 23.38 7.80 13.00 18.36

100 (6,9) 9.07 15.54 19.89 7.39 11.79 16.15

125 (8,6) 8.64 14.03 18.04 7.08 10.94 14.62

150 (10) 8.60 12.95 16.63 6.77 10.22 13.41

175 (12) 8.38 12.01 15.26 6.46 9.60 12.49

75 (5,2)

100 (6,9) 14.25 20.63 24.79 10.23 17.45 23.33

125 (8,6) 11.53 18.18 22.23 8.94 14.73 20.52

150 (10) 10.35 16.27 20.45 8.11 13.66 18.94

175 (12) 9.74 14.90 18.89 7.69 12.90 17.53

Table 7. Cv Coefcients for 2-inch (DN 50) Body (continued)

1 2 ... 7 8 9 10 11 12 13 14 15 16 17 ... 35 36

Bulletin 71.1:SR5 1

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