Instrument selection
|
Model
|
Description
|
|
LWGC
|
□
|
□
|
□
|
|
Impeller form
|
Q
|
|
|
Tangential type
|
|
B
|
Axial-flow type
|
|
Structure form
|
≤ or >
|
Means there is globe valve
|
|
－
|
Means no globe valve
|
|
Nominal diameter
|
<(mm)
|
Customer pipe diameter
|
※Example of model marking
Example 1: LWGCQ-100, indicating no globe valve, nominal diameter DN100mm
Example 2:LWGCB ≤ 400, indicating a globe valve, nominal diameter DN ≤ 400
Example 3:LWGCQ ≤ 800, indicating a globe valve, nominal diameter DN ≤ 800
Example 4:LWGCQ > 800, indicating a globe valve, nominal diameter DN > 800
Technical Parameters
1.LWGC Measurement range of plug-in turbine flowmeter: Table 1
|
Model
|
The measured inner diameter of the pipe is measured mm
|
Plug-in rod length mm
|
Flow range corresponding to the nominal diameter DN m³/h
|
|
Full flow range
|
Flow range of accuracy is ±2.5% of the displayed value
|
Flow range of accuracy is ±5% of the displayed
|
|
LWGCQ-100
|
100
|
|
6-150
|
10-150
|
<10-6
|
|
LWGCQ-150
|
150
|
13-200
|
20-200
|
<20-13
|
|
LWGCQ-200
|
200
|
23-300
|
40-300
|
<40-23
|
|
LWGCQ≤400
|
100
|
906
|
6-150
|
10-150
|
<10-6
|
|
150
|
13-200
|
20-200
|
<20-13
|
|
200
|
23-300
|
40-300
|
<40-23
|
|
250
|
36-450
|
62-450
|
<62-36
|
|
300
|
52-650
|
90-650
|
<90-52
|
|
350
|
70-900
|
120-900
|
<120-70
|
|
400
|
92-1100
|
160-1100
|
<160-92
|
|
LWGCQ≤800
|
500
|
1106
|
150-1800
|
250-1800
|
<250-150
|
|
600
|
220-2500
|
360-2500
|
<360-220
|
|
700
|
280-3500
|
450-3500
|
<450-280
|
|
800
|
380-4500
|
640-4500
|
<640-380
|
|
LWGCQ>800
|
900
|
1306
|
460-5800
|
800-5800
|
<800-460
|
|
1000
|
600-7000
|
990-7000
|
<990-600
|
|
1100
|
700-8500
|
1200-8500
|
<1200-700
|
Table 2
|
Model
|
The measured inner diameter of the pipe is measured mm
|
Plug-in rod length mm
|
Flow range corresponding to the nominal diameter DN m³/h
|
|
Full flow range
|
Flow range of accuracy is ±2.5% of the displayed value
|
Flow range of accuracy is ±5% of the displayed
|
|
LWGCB-100
|
100
|
|
3-150
|
5-150
|
<5-3
|
|
LWGCB-150
|
150
|
7-200
|
10-200
|
<10-7
|
|
LWGCB-200
|
200
|
12-300
|
20-300
|
<20-12
|
|
LWGCB≤400
|
100
|
900
|
3-150
|
5-150
|
<5-3
|
|
150
|
7-200
|
10-200
|
<10-7
|
|
200
|
12-300
|
20-300
|
<20-12
|
|
250
|
18-450
|
31-450
|
<31-18
|
|
300
|
26-650
|
45-650
|
<45-26
|
|
350
|
35-900
|
60-900
|
<60-35
|
|
400
|
46-1100
|
80-1100
|
<80-46
|
|
LWGCB≤800
|
500
|
1100
|
75-1800
|
125-1800
|
<125-75
|
|
600
|
110-2500
|
180-2500
|
<180-110
|
|
700
|
140-3500
|
225-3500
|
<225-140
|
|
800
|
190-4500
|
320-4500
|
<320-190
|
|
LWGCB>800
|
900
|
1300
|
230-5800
|
400-5800
|
<400-230
|
|
1000
|
300-7000
|
495-7000
|
<495-300
|
|
1100
|
350-8500
|
600-8500
|
<600-350
|
