Type SR8
3
BODY SIZE, INCHES (DN)
OUTLET PRESSURE
RANGES, PSIG (bar)
COLOR
MAXIMUM DIFFERENTIAL
PRESSURE, PSID (bar d)
1/2, 3/4
(15, 20)
2 to 8 (0,2 to 0,5) Blue 15 (1,0)
5 to 25 (0,4 to 1,7) Silver 40 (2,7)
10 to 50 (0,7 to 3,4) Green 100 (6,9)
35 to 100 (2,4 to 6,9) Red 140 (9,6)
75 to 125 (5,2 to 8,6) Red/Yellow 160 (11)
1, 1-1/2 (25, 40) full port
1-1/2 x 1 (40 x 25)
2 to 8 (0,2 to 0,5) Blue 15 (1,0)
5 to 25 (0,4 to 1,7) Silver 40 (2,7)
15 to 70 (1,0 to 4,8) Green 100 (6,9)
25 to 90 (1,7 to 6,2) Red 125 (8,6)
35 to 100 (2,4 to 6,9) Green/Yellow 140 (9,6)
75 to 125 (5,2 to 8,6) Red/Yellow 160 (11)
2 and 3
(50 and 80)
10 to 25 (0,7 to 1,7) Silver 50 (3,4)
15 to 50 (1,0 to 3,4) Green 75 (5,2)
25 to 60 (1,7 to 4,1) Red 75 (5,2)
Table 3. Maximum Differential Pressures
Table 2. Set Pressure Ranges and Control Spring Data
BODY SIZE,
INCHES (DN)
SET PRESSURE RANGES,
PSIG (bar)
COLOR
WIRE DIAMETER,
INCH (mm)
FREE LENGTH,
INCH (mm)
PART NUMBER
1/2, 3/4
(15, 20)
2 to 8 (0,2 to 0,5)
(1)
Blue 0.138 (3,51) 2.75 (69,9) GE06780X012
5 to 25 (0,4 to 1,7) Silver 0.177 (4,50) 2.75 (69,9) GE06781X012
10 to 50 (0,7 to 3,4) Green 0.192 (4,88) 2.75 (69,9) GE06782X012
35 to 100 (2,4 to 6,9) Red 0.225 (5,72) 2.75 (69,9) GE06783X012
75 to 125 (5,2 to 8,6)
Red/
Yellow
0.225 (5,72)/
0.148 (3,76)
2.75 (69,9)/
2.75 (69,9)
GE06783X012/
GE06784X012
1, 1-1/2 (25, 40) full port
1-1/2 x 1 (40 x 25)
2 to 8 (0,2 to 0,5)
(1)
Blue 0.225 (5,72) 3.25 (82,6) GE02763X012
5 to 25 (0,4 to 1,7) Silver 0.282 (7,16) 3.25 (82,6) GE02764X012
15 to 70 (1,0 to 4,8) Green 0.331 (8,41) 3.25 (82,6) GE02765X012
25 to 90 (1,7 to 6,2) Red 0.362 (9,19) 3.25 (82,6) GE02766X012
35 to 100 (2,4 to 6,9)
Green
Yellow
0.331 (8,41)
0.250 (6,35)
3.25 (82,6)
3.25 (82,6)
GE02765X012
GE06090X012
75 to 125 (5,2 to 8,6)
Red/
Yellow
0.362 (9,19)/
0.250 (6,35)
3.25 (82,6)/
3.25 (82,6)
GE02766X012/
GE06090X012
2 and 3
(50 and 80)
10 to 25 (0,7 to 1,7) Silver 0.562 (14,3) 6.00 (152,4) GE14003X012
15 to 50 (1,0 to 3,4) Green 0.625 (15,9) 6.00 (152,4) GE14004X012
25 to 60 (1,7 to 4,1) Red 0.625 (15,9) 6.00 (152,4) GE14005X012
1. The 2 to 8 psig (0,14 to 0,55 bar) spring is not available with the metal diaphragm.
Table 4. Temperature Capabilities
SEAT TYPE DIAPHRAGM MATERIAL O-RING MATERIAL TEMPERATURE RANGE, °F (°C)
Metal (316L)
EPDM EPDM - 20 to 275 ( -28 to 135)
316L SST PTFE/FKM
(1)
+20 to 400 ( -6 to 204)
PTFE/FKM PTFE/FKM +20 to 400 ( -6 to 204)
Soft (PTFE/316L)
EPDM EPDM - 20 to 150 ( -28 to 65)
316L SST PTFE/FKM
(1)
+20 to 150 ( -6 to 65)
PTFE/FKM PTFE/FKM +20 to 150 ( -6 to 65)
Soft (PEEK/316L)
EPDM EPDM -20 to 275 (-28 to 135)
316L SST PTFE/FKM
(1)
+20 to 400 (-6 to 204)
PTFE/FKM PTFE/FKM +20 to 400 (-6 to 204)
1. O-ring material is PTFE for the 1/2 and 3/4 inch (DN 15 and 20) sizes. Temperature range is the same.
(16 Seiten)
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