|
WI
IRRIGATION WATER METER
MODEL: WI-50E-300E
WI-50E-300E |
WIY -50E-300E |
APPLICATION
¡ôMeasuring
the volume of cold (hot) water passing through the pipeline.
¡ôThis
type of water meter can be used for a remote reading
transmission system as equipped with a built-in
sensor.
FEATURES
¡ôRemovable
element structure, easy installation and maintenance;
¡ôDry-dial,
Magnetic drive;
¡ôLarge
flow capacity, small pressure loss;
¡ôResist
water hummer and pollution;
¡ôVacuum
sealed register ensures the dial keep free from condensation and
keep the reading clear in a long term service;
¡ôSelected
high quality materials for steady and reliable characteristic;
¡ôTechnical
data conform to international standard ISO 4064.
WORKING CONDITION
¡ôWater
temperature: 0.1¡æ¡«40¡æ
(0.1¡æ¡«90¡æ
for hot water meter)
¡ôWater
pressure:
¡Ü1.0Mpa
(1.6MPa on request)
MAXIMUM PERMISSIBLE ERROR
¡ôIn
the lower zone from qmin inclusive up to but
excluding qt is
¡À5%
¡ôIn
the upper zone from qt inclusive up to and including
qs is
¡À2%
(¡À3%
for hot water meter)
MAIN TECHNICAL DATA
|
Type |
Size (mm) |
Class |
qs
Max. Flow
|
qp
Nominal Flow
|
qt
Transitional Flow
|
qmin Min. Flow
|
Min. Reading |
Max. Reading
|
|
m3/h
|
m3
|
|
WI-50E
|
50 |
A |
30 |
15 |
4.5 |
1.2 |
0.0002 |
999,999 |
|
WI-65E |
65 |
A |
50 |
25 |
7.5 |
2.0 |
0.002 |
999,999 |
|
WI-80E |
80 |
A |
80 |
40 |
12 |
3.2 |
0.002 |
999,999 |
|
WI-100E |
100 |
A |
120 |
60 |
18 |
4.8 |
0.002 |
999,999 |
|
WI-125E |
125 |
A |
200 |
100 |
30 |
8 |
0.002 |
999,999 |
|
WI-150E |
150 |
A |
300 |
150 |
45 |
12 |
0.002 |
999,999 |
|
WI-200E |
200 |
A |
500 |
250 |
75 |
20 |
0.002 |
999,999 |
|
WI-250E |
250 |
A |
800 |
400 |
120 |
32 |
0.02 |
9,999,999 |
|
WI-300E |
300 |
A |
1200 |
600 |
180 |
48 |
0.02 |
9,999,999 |
DIMENSIONS AND WEIGHT
|
Type |
Size |
L Length
|
H Height |
Connecting
flange |
Weight (kg) |
|
¦ÕD1 Outside diameter |
¦ÕD2
Bolt circle diameter |
Connecting
Bolts
(n-M) |
|
mm |
|
WI-50E
|
50 |
200 |
253 |
165 |
125 |
4-M16 |
|
|
WI-65E |
65 |
200 |
268 |
185 |
145 |
4-M16 |
|
|
WI-80E |
80 |
225 |
284 |
200 |
160 |
8-M16 |
|
|
WI-100E |
100 |
250 |
295 |
220 |
180 |
8-M16 |
|
|
WI-125E |
125 |
250 |
310 |
250 |
210 |
8-M16 |
|
|
WI-150E |
150 |
300 |
339 |
285 |
240 |
8-M20 |
|
|
WI-200E |
200 |
350 |
382 |
340 |
295 |
8-M20(1.0MPa) |
|
|
12-M20(1.6MPa) |
|
WI-250E |
250 |
400 |
433 |
395 |
350 |
12-M20(1.0MPa) |
|
|
450 |
438 |
405 |
355 |
12-M24(1.6MPa) |
|
|
WI-300E |
300 |
450 |
483 |
445 |
400 |
12-M20(1.0MPa) |
|
|
500 |
488 |
460 |
410 |
12-M24(1.6MPa) |
|
¡¡
¡¡
¡¡
¡¡
¡¡
¡¡
¡¡
¡¡
NOTE:
The flange dimension conforms to ISO7005-2:1988 standard. Order
for products of special requirements is also
accepted.
FLOW ERROR CURVE
PRESSURE LOSS CURVE
 |
