Smart Woltman Water Meter Lorawan Programmable Water Meter Brands
LoRaWAN smart water meter is a self-developed smart water meter
based on LoRaWAN communication. It has functions such as water
measurement, valve control, remote monitoring, etc, uses LoRa
modulation technology, follows LoRaWAN wireless transmission
protocol, and works with LoRaWAN gateway to achieve remote
monitoring or Smart management.
Product Description
Smart Woltman Water Meter Lorawan Programmable Water Meter Brands
Wireless remote water meter is based on the wired remote water
meter, added the wireless module, the water meter has a routing
function, construction and installation is simple, convenient, the
network process automatically completed, solved the complex wiring
construction problems. Wireless valve remote control water meter is
based on the wireless remote meter, added the valve control
function, solved the problems that user maliciously arrears of
water charges, charges difficult, achieved a remote real-time
monitoring and remote switching valves and prepaid functions.
RF parameters:
LoRaTM Modem;
Support FSK/GFSK/MSK/GMSK/LoRa/OOK etc.
Operating Frequency: 863 to 870MHz, metering dedicated frequency
band, no license required;
Dual-channel and dual-speed switch automatically (frequency
hopping), resist co-channel interference;
Effective radiation power up to 90mW (19.5dbm);
The power level can be adjustable
Support multiple baud rates and multiple RF rates;
High receiver sensitivity down at-140dBm;
Ultra-long communication distance, the line of sight communication
distance is 7 km for rural environment and 5 km in urban area;
Fully compatible with LoRaWAN standards and devices come from other
companies;
Support ADR, higher rate, lower power, which is flexible to build
up.
Power consumption:
Working voltage 2.3 ~ 3.7V;
Quiescent current ≤13uA, Average power consumption ≤20uA;
The battery life of single ER18505M @ 3600mAh can last up to 10
years.
Electrical Characteristics:
Working conditions:
Parameter
Min.
Type
Max.
Units
Operating Voltage
2.3
3.6
3.7
V
Power on time
-
-
100
ms
Working temperature range
-20
25
75
℃
Operating humidity range
10
-
90
%rh
Voltage
-0.5
-
3.8
V
I/O Level
-0.3
-
VDD+0.3
V
storage temperature
-40
-
125
℃
Straight pipe length fore water meter is 10 times of DN, straight
pipe length behind water meter is 5 times of DN.
Flow direction should be the same as the arrow on the body directs.
Work power supply: The operating voltage of alternating current or direct current
shall be in the range of -15% to 10% of the standard voltage and
the frequency of AC frequency should be ± 2% of the standard
frequency.
Main technical parameters:
Ordering precautions: The smart water meter includes built-in
batteries. Before placing an order, please communicate the details
with the business manager. Please do not place order directly on
the platform, as the smart product requires checking the specific
product details and selecting a special channel freight forwarder
for transportation.
The lead time on the website is inaccurate. Please communicate with
our business manager to confirm the exact time.
Packaging & Shipping
Smart Woltman Water Meter Lorawan Programmable Water Meter Brands
Certifications
Smart Woltman Water Meter Lorawan Programmable Water Meter Brands
Company Information
Smart Woltman Water Meter Lorawan Programmable Water Meter Brands
FAQ
FAQ:
1.Are you a trade company or a manufacturer? Kaifeng Shengda Meter Co., Ltd has been a professional manufacturer
for over 20 years to undertake design and processing of all types
of flow meter to provide production service and technical support
for customers.
2.What to do if I have any other specifications for the current? If you have any different requirements,just contact us and we will
meet you.
3.If I need a sample for pretest, do you sale sample for this
inquiry? Yes, we can sale sample for pretest. If you need this service,
please contact us and we will give you a quotation.
4.Can you produce the products according to my own drawings? Yes, we can do OEM according to your requirement.
Company Profile
Kaifeng City Shengda Water Meter Co., Ltd. (former Kaifeng City
Shengda Water Meter factory), was founded in 1995. After more than
ten years of hard work, we built Kaifeng Zhonghua Instrument
Factory in 2004 and renamed "Kaifeng City Shengda Water Meter Co.,
Ltd." in July 2010. Now our company has developed into an enterprise integrated
research and development, production, sales, after sale service,
technical training as one of the specialized production. Our company now covers an area of 8500 square meters, construction
area of 5850 square meters, with advanced production equipment,
process equipment, testing equipment and modern production workshop
and office space area, professional and technical personnel
accounting for more than 50%. At present our company production
capacity is 3000 sets of flow meter and more than 3000000 of water
meter. Our company spirit is safety, green, environmental protection,
intelligent, network management concept. Our main products include
various models of rotary vane wheel type, Wolman type water meter,
water-saving water meter, smart card meter, photoelectric direct
reading meter, valve meter, various models of electromagnetic
flowmeter, throttling device, open channel flow measurement system
and remote quantitative control systems. Now our company is
researching and developing network remote meter, data collector and
GPRS wireless communication system etc. new products with research
institutes and universities We always adhere to the "pragmatic innovation, excellence,
disciplined compliance, integrity management" purposes. We master
the core technology, using advanced standards, production-class
products, creating first-class enterprise, the concept of quality
creates brand. In 2003 we developed the water-saving drip counting
water meter and obtained the patent; in 2008 we passed the ISO9001:
2008 quality management system certification, water meter products
received the "Certificate of quality products in Henan Province".
In 2010 we won "product certificate of adoption of international
standards", "Credible Enterprise of Henan Honor Certificate",
"Henan province advanced metrological work honorary certificate".
In 2011 the water meter products won the "Famous Brand products in
Henan Province certificate", and our company won the "Henan
Province outstanding water conservancy enterprise certificate". In
2012 our company is the only one demonstration unit of Henan
province enterprise credit construction in water industry in the
region. "ZHONGHUA brand" trademark has won the famous brand of
Henan Province. From 2010 to 2013 for four consecutive years, our
company's products were included in the "center of rural drinking
water safety MWR selected into the national rural drinking water
safety projects Products Report", from 2009 to 2012 for four
consecutive years our company's products were included in the
"Water Resources Department of Henan credit file". Our company's products are now sold throughout the country, Henan,
Hebei, Shandong, Shanxi, Jiangsu, Anhui, Inner Mongolia,
Heilongjiang, Jilin, Yunnan, Fujian, Guangdong, Liaoning, Qinghai
and Xinjiang. Our market share is increasing year by year.
Smart Woltman Water Meter Lorawan Programmable Water Meter Brands