Main technical data
1.1 working environment & technical data
Ambient temperature: -40ºC~55ºC; Relative humidity: 5%~90%;
Air pressure: 86~106kPa;
The fluid to be measured should be single phase fluid;
The upstream and downstream straight pipe of flow meter should conform to following table:
Table 1 straight pipe requirements for installation (D is inner diameter)
Table 1
Pipe conditions |
upstream |
downstream |
Concentric pipe, fully open gate valve |
15D |
5D |
90° elbows |
20D |
5D |
Two 90° elbows in the same plane |
25D |
5D |
Half-open gate valve |
50D |
5D |
Two 90°elbows in different planes |
40D |
5D |
With rectifier tube bundle |
12D |
3D |
1.2 technical data
Nominal diameter: 25~300mm; Nominal pressure: 2.5MPa,4.0MPa;
Measure medium: liquid, gas, steam; Accuracy class:1.0;
Medium temperature: -40ºC~+320ºC; Repeatability: ≤0.2%;
Linearity: ≤±1.0%; Material of body:1Cr18Ni9Ti;
Connection: flange card mounted; Resistor of load:Max 350Ω
Power supply: 24VDC; Signal output:current pulse;
Measurement range:refer to table 2
Table 2 measurement range of vortex flow meter
Table 2
Model |
Nominal DN
(mm) |
Flow range(m3/h) |
liquid |
gas |
steam |
SEN-LUG |
10 |
0~3 |
1~50 |
1~60 |
SEN-LUG |
15 |
0~5 |
1~60 |
1~80 |
SEN-LUG |
20 |
0~8 |
5~100 |
5~100 |
SEN-LUG |
25 |
0.5~15 |
5~136 |
5~120 |
SEN-LUG |
40 |
1~36 |
8~360 |
6~286 |
SEN-LUG |
50 |
2.7~56 |
3.5~420 |
10~380 |
SEN-LUG |
65 |
3.1~90 |
10~710 |
10~656 |
SEN-LUG |
80 |
3.1~130 |
10~1360 |
10~1030 |
SEN-LUG |
100 |
5~200 |
25~2100 |
30~1630 |
SEN-LUG |
125 |
5~300 |
30~2800 |
50~2360 |
SEN-LUG |
150 |
5~420 |
80~4100 |
100~3860 |
SEN-LUG |
200 |
10~780 |
200~8600 |
200~6860 |
SEN-LUG |
250 |
20~1460 |
300~14430 |
300~1250 |
SEN-LUG |
300 |
50~2100 |
300~18850 |
300~16000 |