Rain Master Irrigation Systems
DX2 User Manual
Page 250
Appendix A: Flow Meters
Rain Master K and Offset Value
For Data Industrial Flow Sensors
Pipe Size
Pipe
O.D. in
Inches
Pipe
I.D. in
Inches
Evolution
Satellite
K Value
Evolution
Satellite
Offset
Min.
Flow in
GPM
Min.
Flow in
GPM
for Full
Scale
3 inch Sch 10S
3.5
3.260
1368
115
12
400
Std. Wt. Sch 40
3.5
3.068
1191
70
12
400
Ex. Strong Sch 80
3.5
2.900
1053
42
12
400
PVC Class 125
3.5
3.284
1391
121
12
400
PVC Class 160
3.5
3.230
1338
107
12
400
PVC Class 200
3.5
3.166
1278
91
12
400
4 inch Sch 10S
4.5
4.260
2620
592
20
600
Std. Wt. Sch 40
4.5
4.026
2277
489
20
600
Ex. Strong Sch 80
4.5
3.826
2008
354
20
600
PVC Class 125
4.5
4.224
2565
577
20
600
PVC Class 160
4.5
4.072
2361
554
20
600
PVC Class 200
4.5
4.072
2342
525
20
600
5
inch
10S
5.563 5.295 4451
1044
30
900
Std. Wt. Sch 40
5.50
5.047
4006
932
30
900
Ex. Strong Sch 80
5.50
4.813
3594
829
30
900
6
inch
10S
6.625 6.357 6576
1603
50
1500
Std. Wt. Sch 40
6.5
6.065
5890
1419
50
1500
Ex. Strong Sch 80
6.5
5.761
5312
1265
50
1500
PVC Class 125
6.625
6.217
6239
1509
50
1500
PVC
Class
160 6.625 6.115 5997
1445
50
1500
PVC
Class
200 6.625 5.993 5752
1381
50
1500
8 inch Sch 10S
8.625
8.329
11989
3215
80
2500
Sch
20
8.625 8.125 11371 3018
80
2500
Sch
30
8.625 8.071 11210 2975
80
2500
Std. Wt. Sch 40
8.625
7.981
10943
2884
80
2500
Sch
60
8.625 7.813 10453 2735
80
2500
Ex. Strong Sch 80
8.625
7.625
9914
2566
80
2500
PVC Class 125
8.625
8.095
11281
2994
80
2500
PVC
Class
160 8.625 7.961 10884 2868
80
2500
PVC
Class
200 8.625 7.805 10429 2729
80
2500
