1.Battery life:Power consumption< 2.7 Ah / yr, 1 battery can be used continuously for more than
6 years
2.Accurate metering:The pipe is designed for fluid stratified dual-channel measurement,
.
3.TheWidemeasure range,initiating flowisless than 0.01 m / s.
4.Lowest pressure loss.
Functions:
1.Digitaldisplay:9 bits cumulativedouble lines display, 4 bit instantaneous flow display, as well as
status prompt and unit.
2.Power supply:Built-in lithium battery (3.6V, 19Ah) / External 5V DC /4-20mA
2-wire power supply
3.Measuring period:1 t/s (or 2~4times/s); calibrated state: 4 times / s.
4.GPRS remote transmission function.
5.Communication interface:RS485 / USARTIR
Maintechnicalparameters:
Diameter(DN)mm
40
50
65
80
100
125
150
200
250
300
Overload flow rate
(Q4)m³/h
25
50
78.7
200
250
312.5
500
1250
1250
2000
Normal flow rate
(Q3)m³/h
20
40
63
160
200
250
400
1000
1000
1600
Transitional flow rate
(Q2)m³/h
0.16
0.32
0.5
1.28
1.6
2.0
3.2
8
8
12.8
Min. flow rate
(Q1)m³/h
0.1
0.2
0.32
0.8
1.0
1.25
2.0
5
5
8
Measure Range(Q3/Q1)
200
Measurement grade
Level 2
Working pressure
≤1.0M Pa
Pressure loss
P10(≤0.01M Pa)
Operating Temp.
Coldwater(T30):0.1℃~30℃
Measuring medium
Water, sewage,(other liquids need to be customized), filled with
pipes
Flow profile sensitivity grade
U3,D0
Climate & mechanical environmental safety levels
Class C
Electromagnetic compatibility level
E2
Working Voltage
3.6V lithium battery
Waterproof Level
IP68
Size and Dimension
Company Profile
Hunan Changde Water Meter Manufacturing Co., Ltd, renamed at the
end of 2002 during the enterprise's system reformation, is
originated from Hunan Changde Water Meter Factory, which was
founded in 1965. Once it was appointed to be the water meter
manufacturing and the second grade measurement enterprise by the
State Economic and Trade Commission in China. After more than 40
years experience in this field, it becomes the biggest water meter
manufacturing enterprise with advanced technology, complete testing
method and powerful production guarantee in south and central area
of China. The products series has been up to 68 varieties, 231 type
specifications and our annual production capacity is more than
1,600,000pcs at present. Our company is a new high-tech enterprise in Hunan Province, a
member of Chinese Measurement Association for water meter. It
successively wins "The National Trustworthy Quality Unit ", " The
Provincial Trustworthy Quality Unit of one hundred private
enterprises", "The Satisfied Unit in quality and service", "The
Trustworthy Unit in price and measurement in Hunan Province", "The
AAA grade Credit Enterprise" and some other honors. The company
carries out the standardized management and adopts international
standard for products. It is the one and only water meter
manufacturing company which have applied Certificate of
ISO9001:2000 in Hunan province. The "Changde" brand water meter is
appraised as the famous trademark in Hunan. It passed quality
surveillance for several times, which made by Quality
Superintendent Office, and it is appraised as the only famous
products in provincial water meter field. What's more, it got the
title of "National Inspection-free Products" in Dec. 2007.and in
Dec. 2012, it got the title of "A well-known trademark in
China".The products sell well in more than 30 provinces,
municipalities and autonomous regions domestically, and enjoy good
reputation in East Europe, South-East Asia, Middle East, Africa and
South America . We are now, devoting ourselves in carrying out the policy of "
making first class products, providing first class services,
achieving first-class brands, becoming first-class enterprises" in
all aspects; and we seriously promise that we will provide
high-quality products at competitive prices with good service to
every user.