Pressure Loss (Reference Data): Without Flow Adjustment Valve
10
8
6
4
2
0
0 0.2 0.60.4 0.8 1.0
Pressure loss [kPa]
Flow [L/min]
–70 kPa
–50 kPa
–30 kPa
0 kPa
350 kPa
750 kPa
PF2M701(-L)
1 L/min
30
25
20
15
10
5
0
0 1.00.5 1.5 2.0
Pressure loss [kPa]
Flow [L/min]
–70 kPa
–50 kPa
–30 kPa
0 kPa
350 kPa
750 kPa
PF2M702 (-L)
2 L/min
12
10
8
6
4
2
0
0 2 4 6 8 10 12 14
Flow [L/min]
Number of needle rotations
750 kPa
350 kPa
150 kPa
30
25
20
15
10
5
0
0 2 4 6 8 10 12 14
Flow [L/min]
Number of needle rotations
750 kPa
350 kPa
150 kPa
60
50
40
30
20
10
0
0 2 4 6 8 10 12 14
Flow [L/min]
Number of needle rotations
750 kPa
350 kPa
150 kPa
PF2M710 (-L) PF2M725(-L) PF2M750(-L)
10 L/min 25 L/min 50 L/min
20
15
10
5
0
0 1.0 3.02.0 4.0 5.0
Pressure loss [kPa]
Flow [L/min]
–70 kPa
–50 kPa
–30 kPa
0 kPa
350 kPa
750 kPa
PF2M705 (-L)
5 L/min
10
8
6
4
2
0
0 2 4 6 8 10
750 kPa
350 kPa
0 kPa
–30 kPa
–50 kPa
–70 kPa
Pressure loss [kPa]
Flow [L/min]
PF2M710 (-L)
10 L/min
120
100
80
60
40
20
0
0 2 4 6 8 10 12 14
Flow [L/min]
Number of needle rotations
750 kPa
350 kPa
150 kPa
PF2M711(-L)
100 L/min
30
25
20
15
10
5
0
0 5 10 15 20 25
Pressure loss [kPa]
750 kPa
350 kPa
0 kPa
–30 kPa
–50 kPa
–70 kPa
Flow [L/min]
PF2M725 (-L)
25 L/min
Pressure loss [kPa]
Flow [L/min]
40
30
20
10
0
0 10 20 30 40 50
750 kPa
350 kPa
0 kPa
–30 kPa
–50 kPa
–70 kPa
PF2M750 (-L)
50 L/min
Pressure loss [kPa]
Flow [L/min]
40
30
20
10
0
0 20 40 60 80 100
750 kPa
350 kPa
0 kPa
–30 kPa
–50 kPa
–70 kPa
PF2M711(-L)
100 L/min
Flow Rate Characteristics (Reference Data)
14
2-Color Display
Digital Flow Switch
PF2M7(-L) Series