Technical data

BKI 03 ATEX 027X  spa3804a0600p_06  31 / 44
5.3.8. OPEN CHANNEL FLOW MEASUREMENT
P40: - - b a Devices, formula, data FACTORY DEFAULT: 00
ba
Devices, formula, data Also to be set
Type Formula Qmin [l/s] Qmax [l/s] “P” [cm]
00 GPA-1P1 Q [l/s]= 60.87
*
h
1.552
0.26 5.38 30 P46
01 GPA-1P2 Q [l/s]= 119.7
*
h
1.553
0.52 13.3 34 P46
02 GPA-1P3 Q [l/s]= 178.4
*
h
1.555
0.78 49 39 P46
03 GPA-1P4 Q [l/s]= 353.9
*
h
1.558
1.52 164 53 P46
04 GPA-1P5 Q [l/s]= 521.4
*
h
1.558
2.25 360 75 P46
05 GPA-1P6 Q [l/s]= 674.6
*
h
1.556
2.91 570 120 P46
06 GPA-1P7 Q [l/s]= 1014.9
*
h
1.556
4.4 890 130 P46
07 GPA-1P8 Q [l/s]= 1368
*
h
1.5638
5.8 1208 135 P46
08
Nivelco Parshall channels
GPA-1P9 Q [l/s]= 2080.5
*
h
1.5689
8.7 1850 150 P46
09 General PARSHALL flume P46, P42
10 PALMER-BOWLUS (D/2) P46, P41
11 PALMER-BOWLUS (D/3) P46, P41
12 PALMER-BOWLUS (Rectangular) P46, P41, P42
13 Khafagi Venturi P46, P42
14 Bottom-step weir P46, P42
15 Suppressed rectangular or BAZIN weir P46, P41, P42
16 Trapezoidal weir P46, P41, P42
17 Special trapezoidal (4:1) weir P46, P42
18 V-notch weir P46, P42
19 THOMSON (90°-notch) weir P46
20 Circular weir P46, P41
21 General flow formula: Q[l/s]= 1000*P41*h
P42
, h [m] P46, P41, P42