Technical data

BKI 03 ATEX 027X  spa3804a0600p_06  35 / 44
P40= 16
Trapezoidal weir
0.0032 < Q [m
3
/s] < 82
20 < P41[°] < 100
0.5 < P42 [m] < 15
0.1 < h [m] < 2
Q [m
3
/s] = 1.772  P42  h
1.5
+ 1.320 tg(P41/2)  h
2.47
Accuracy: 5%
P40=16
P04
P46
h
P42
P41
P40= 17
Special trapezoidal (4:1) weir
0.0018 < Q [m
3
/s] < 50
0.3 < P42 [m] < 10
0.1 < h [m] < 2
Q [m
3
/s] = 1.866  P42  h
1.5
Accuracy: 3%
1
4
P40=17
P46
P04
h
P42
P40= 18
V-notch weir
0.0002 < Q [m
3
/s] < 1
20 < P42[°] < 100
0.05 < h [m] < 1
Q[m
3
/s] = 1.320  tg(P42/2)  h
2.47
Accuracy: 3%
P40=18
h
P46
P42
P04