Hebei Shanghong Meters Technology Co., Ltd. is one of the leading manufacturers and suppliers of intelligent gprs automatic cold water meter in China. If you're going to wholesale high quality intelligent gprs automatic cold water meter, welcome to get pricelist and quotation from our factory.
The intelligent GPRS automatic cold water meter belong to high-tech products in the smart water meter, using of advanced wireless transmission technology, it transforms metered information of conventional mechanical water meter into electrical signal have it stored by micro-electronics control circuit. Intelligent GPRS automatic cold water meter is able to automatically read the metering data via wireless remote network and is also able to transfer the data to the back-office system (data center) after reading the meters.
Power supply: 2.1V-3.6V
Accuracy Class: Class B
Normal Diameter: DN15-DN600
Maximum indication: 999999.9
Flow prefile sensitivity class: U10/D5
Environmental Class: Class B
Application
GPRS system is suitable for the installation of scattered environment, such as rural residential, factory,irrigation and other industries.
Work process
GPRS water meter transmit data and receive command the from water meter via 2g signal to Platform.
Software advantages
1. Simple installation, the installation method is the same as the mechanical water meter, no wiringis required;
2.The signal transmission is stable without being affected by the communication distance.
3. Short online time, it will go online for 30S to ensure the service life of batteries.
Outline dimensional drawing
Outline dimension
Nominal Diameter | Length L | Length L1 | WidthB | Height H1 | Height H2 | Connecting Thread | |
mm | d | D | |||||
15 | 258 | 165 | 90 | 112 | 184 | R1/2 | G3/4B |
20 | 299 | 195 | 90 | 112 | 184 | R3/4 | G1B |
25 | 345 | 225 | 90 | 114 | R1 | G1 1/4B | |
Technical parameter
Item | Unit | Details | ||
Nominal diameter | mm | 15 | 20 | 25 |
Q3/Q1 | R80 | |||
Overlolad flow(Q4) | m³/h | 3.125 | 5 | 7.875 |
Nominal flow(Q3) | m³/h | 2.5 | 4 | 6.3 |
Transitional flow(Q2) | m³/h | 0.05 | 0.08 | 0.13 |
Minimum flow(Q1) | m³/h | 0.031 | 0.05 | 0.08 |
Accuracy class | ClassB | |||
Maximum indication | m³ | 999999.9 | ||
Temperature class | T30 | |||
Pressure class | MAP10 | |||
Pressure loss class | ΔP63 | |||
Flow prefile sensitivity class | U10/D5 | |||
Environmental class | Class B | |||
Electromagnetic environmrnt class | E1 | |||
Power supply | 2.1V-3.6V | |||
FAQ
1. What is the battery life?
Regular use of ER26500 battery, 8500mAh, the frequency of meter reading once a day, battery life can be up to 4 years.
2. What is the transmission distance?
In the case of ensuring the GPRS signal strength, the GPRS water meter upload data is not affected by the distance;
3. Protection level?
At present, the GPRS wireless water meter adopts the full potting and sealing technology, which uses the silicone gel package circuit board part, and the battery plugging port is also sealed to achieve the IP68 protection level.
4. Can the product soak in water?
This product can soak water, but the water will affect the stability of signal transmission, because the signal will be greatly affected in the water transmission.
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