Woltman Vertical Installation
Woltman Vertical Installation type Dry-dial Cold water meter.
This type of water meter can be used for a remote reading transmission system as equipped with a built-in sensor.
Information
Application
--Measuring the volume of cold (hot) water passing through the pipeline
Feature
--Removable element structure, easy installation and maintenance,Register for universal use within this range detachable without Removing the meter from the pipeline;
--Dry-dial, Magnetic drive sensitive action, small pressure loss;
--Can make Photoelectric direct reading remote transmission and OUTPUT water meter,Remote transmission device can be added upon request. Such as Reed Switch or Hall, Pulse Output:1000L/P、100L/P.
--Technical data conform to international standard ISO 4064.
Working condition
--Water temperature: 0.1℃～50℃ for cold water meter .
--Water pressure: PN16
--Pressure -loss class:△p≤0.1Mpa
Maximum permissible errors
-- From minimum flow -rate (Q1) inclusive to transitional flow-rate (Q2) exclusive ±5%
-- From transitional flrow-rate (Q2) to overload flow-rate (Q4):±2% ( Hot water meter±3% )
Optional Features
--Plastic register, copper register and full glass register.
--Reed switch option.
--Flange standard can be choose.
--360 degree rotate can be choose.
-- Ductile iron body .
--Color can be change on body and cover.
Flow Technique Specification
|
Size |
Q3 Overload Flow |
Q4 Permanent Flow |
R= Q3/Q1
|
R= Q2/Q1
|
Q2 Transitional Flow |
Q1 Minimum Flow |
Min. Reading |
Max. Reading |
|
DN |
m3/h |
m3/h |
m3 |
|||||
|
50mm |
40 |
50 |
160 |
1.6 |
0.4 |
0.25 |
0.0005 |
999,999 |
|
6.3 |
1.58 |
|||||||
|
200 |
1.6 |
0.32 |
0.2 |
|||||
|
6.3 |
1.26 |
|||||||
|
65mm |
40 |
50 |
160 |
1.6 |
0.4 |
0.25 |
0.0005 |
999,999 |
|
6.3 |
1.58 |
|||||||
|
200 |
1.6 |
0.32 |
0.2 |
|||||
|
6.3 |
1.26 |
|||||||
|
80mm |
63 |
79 |
160 |
1.6 |
0.63 |
0.39 |
0.0005 |
999,999 |
|
6.3 |
2.48 |
|||||||
|
200 |
1.6 |
0.5 |
0.32 |
|||||
|
6.3 |
2 |
|||||||
|
100mm |
100 |
125 |
160 |
1.6 |
1 |
0.63 |
0.0005 |
999,999 |
|
6.3 |
23.94 |
|||||||
|
200 |
1.6 |
0.8 |
.5 |
|||||
|
6.3 |
3.15 |
|||||||
|
150mm |
250 |
312 |
160 |
1.6 |
2.5 |
1.56 |
0.0005 |
999,999 |
|
6.3 |
9.8 |
|||||||
|
C200 |
1.6 |
2 |
1.25 |
|||||
|
6.3 |
7.9 |
|||||||
|
200mm |
400 |
500 |
160 |
1.6 |
4 |
2.5 |
0.0005 |
999,999 |
|
6.3 |
15.8 |
|||||||
|
200 |
1.6 |
3.2 |
2 |
|||||
|
6.3 |
12.6 |
|||||||
