Levitronix LEVIFLOW LFS-SU - Specifications of Single-Use Sensors; General Specifications

User Manual for LEVIFLOW
®
LFS-SU Flowmeters
www.levitronix.com
PL-4509-00, Rev09, DCO# 21-230
9
2.4 Specifications of Single-Use Sensors
2.4.1 General Specifications
Characteristics
LFS-03SU
LFS-03SU-SC1
LFS-06SU
LFS-06SU-SC1
LFS-10SU
LFS-10SU-SC1
LFS-15SU
LFS-15SU-SC1
LFS-20SU
LFS-20SU-SC1
Flow Range [l/min]
0 – 0.8 l/min
0 – 8 l/min
0 – 20 l/min
0 – 50 l/min
0 – 80 l/min
ID of Measurement Path
2.5 mm
6 mm
10 mm
15 mm
20 mm
Accuracy of Reading
Note: Repeatability < Accuracy/2
LFS-03:
>35 ml/min: ±1 %
<35 ml/min:
LFS-03-SC1:
>6 ml/min: ±1 %
<6 ml/min: ±0.06 ml/min
LFS-06:
>1.7 l/min: ±1 %
<1.7 l/min: ±17 ml/min
LFS-06-SC1:
>0.075 l/min: ±1 %
<0.075 l/min: ±0.8 ml/min
LFS-10SU:
>4.7 l/min: ±1 %
<4.7 l/min: ±47 ml/min
LFS-10SU-SC1:
> 0.75 l/min: ±1 %
< 0.75 l/min: ±7.5 ml/min
LFS-15SU:
>10.6 l/min: ±1 %
<10.6 l/min: ±106 ml/min
LFS-15SU-SC1:
> 2 l/min: ±1 %
< 2 l/min: ±20 ml/min
LFS-20SU:
>18.8 l/min: ±1 %
<18.8 l/min: ±188 ml/min
LFS-20SU-SC1:
> 3.2 l/min: ±1 %
< 3.2 l/min: ±32 ml/min
Weight
Wetted Surface Area
Wetted Volume
42 g
29.5 cm
2
4 ml
43 g
32.2 cm
2
4.8 ml
61 g
53.2 cm
2
12.3 ml
96 g
141.2 cm
2
60.7 ml
125 g
173.5 cm
2
125 ml
Maximum Fluid Pressure
5 bar
5 bar
5 bar
5 bar
5 bar
Pressure Drop Coefficient C
 P = C x Q
2
, (for water), Q = Flow [l/min],
 P = Press. Drop [kPa = 10mbar]
16.8 at 20°C
0.880 at 20°C
0.0750 at 20°C
0.0101 at 20°C
0.00350 at 20°C
Fluid Temperature / Ambient Temp.
2–60
o
C (35.6–140
o
F) / 0– 40
o
C (32-104
o
F)
Kinematic Viscosity / Sound Speed
0.3 – 40 mm
2
/s (0.3 – 40 cSt) / 1000 – 2200 m/s
IP Classification
IP-65 (for connected sensor)
Wet Material / Sterilization Methods
Polypropylene (FDA, USP VI, ADI free) / Gamma robust for up to 40 kGy
Electrical Connector
Circular type (IP-67), lock-release mounting
Cables
Various extension cables available.
Table 7: Specifications of single-use flow sensors (all data based on calibration with water at 20°C)
Figure 6: Accuracy and repeatability of reading for LFS-03SU single-use sensor
0%
1%
2%
3%
4%
5%
6%
7%
8%
9%
10%
1 10 100 1000
[mlpm]
Accuracy of Reading
Repeatability of Reading
Full Scale Change Line
Full Scale = 35 mlpm
Full Scale = 800 mlpm