Burkert 8025 Manuel D'utilisation page 15

Type 8025 / SE35, battery powered
Tab. 3 : Diagram flow rate/ fluid velocity/ DN of S020 fitting (on the left) and S030 (on the right)
Example: for a nominal flow rate = 10 m
→
use a DN40 fitting (or DN50 for the asterisked fittings).
Flow rate
US gpm 3
l/min m /h
100000
20000 5000
50000
10000
2000
30000
20000
5000
1000
10000
500
2000
5000
1000
200
3000
500 2000
100
1000
50
200
500
100
20
200
50
10
100
5
20
50
10
2
20
5
1
10
0.5
2
5
1
0.2
2
0.5
0.1
1
0.05
0.2
0.5
0.1
0.02
0.2
0.05
0.01
0.1 0.3 0.5 1
0.3 0.5 1 3 5 10
Fluid velocity
Installation
/h and an optimal flow velocity between 2 and 3 m/s.
3
Flow rate
DN of the fitting S020 gpm
l/min
2000
5000
DN 400
DN 350
1000
DN 300
2000
500
DN 250
1000
DN 200
200
DN 150
500
DN 125
100
200
DN 100
50
DN 80
100
DN 65
20
DN 50 (DN65)* 50
DN 40 (DN50)* 10
20
DN 32 (DN40)*
5
10
DN 25 (DN32)*
DN 20 (DN25)* 1)
2
5
3
1
2
0.5
1
0.2
0.5
0.1
0.3
Example
0.2
0.05
3 5 10 m/s
30 fps
m3/h
500
200
100
50
20
10
5
2
1
0.5
0.2
0.1
0.05
0.02
0.01
0.1 0.2 0.3 0.5 1 2 3 5 10
0.3 0.5 1 2 3 5 10 20 30
Fluid velocity
The device type 8025
1)
DN of the fitting S030
cannot be installed on the
DN20 fittings with connec-
DN 65
tions listed hereafter.
DN 50 (DN65)*
DN 40 (DN50)*
DN 32 (DN40)*
DN 25 (DN32)*
DN 20 (DN25)*
*
DN 15 (DN15 / DN20)*
For the fittings:
• with external thread con-
DN 08
nections according to
DN 06
SMS 1145,
• with weld end connections
according to SMS 3008,
BS 4825-1 / ASME BPE,
DIN 11866 series C or DIN
11850 series 2,
m/s
• with Clamp connec-
fps
tions according to
SMS 3017 / ISO 2852,
BS 4825-3 / ASME BPE or
DIN 32676 series A.
English
13