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Brand Name : Purescience
Model Number : UWM20
Certification : ISO 4064B, GB/T19001
Place of Origin : China
MOQ : 200 pieces
Price : USD30 - USD300
Payment Terms : L/C, D/P, T/T
Supply Ability : 2,800,000 sets per year
Delivery Time : 4-5 weeks
Packaging Details : unit pack by brown box, pallet
Product name : convectional water meter
Theory : Convectional
Size : DN15 - DN50
Pressure : PN16
Communication : Nb-IoT / MBus / RS485
Accuracy : + / - 2% @ cold water
Protection : IP68
Standard : ISO4064 , GBT778 , Q/320700JR05-2003
Function : Totalizer , flow rate
Ultrasonic water meter, convectional type DN20 brass tube for sanitation water utility Mbus communication
Our convectional water meter and heat meter, are ideal for transient and totalization flow, no moving parts, it has no pressure loss. These are ideally for water utility for water and energy management, measurement and billing.
Product features
● Port size: DN15, DN20 and DN25;
● Dynamic range option: R 160 , 250, 400;
● Starting flow rate as low as 0.002 m3/h;
● Provides sustained accuracy within ±2%;
● Mounting in any installation position in difficult circumstances;
● Integrated mechanical design with protection class of IP68;
● No moving parts eliminate mechanical wear and pressure loss;
● Lithium battery with lifetime over 10 years (measuring cycle: 1s);
● Optional with wired lead or AMR/AMI devices;
● Communication interface: Optical, M-BUS/RS-485, RF.
Note:
Working condition:
Maximum Permissible Error:
(1) in the lower zone from qmin inclusive up to but excluding qt is ±5%
(2) in the upper zone from qt inclusive up to and including qs is ±2%
(3) Hot water meter ±3%
Technical specifications
Nominal diameter | DN15, DN20, DN25 |
Max work pressure | 1.6 Mpa |
Temperature class | T50 / T90 |
Accuracy | ISO 4064 |
Housing material | brass |
Battery life | over 10 years |
Protection | IP68 |
Pressure loss | ΔP25 |
Climatic and mechanical environment | Class C |
Communication | M-bus / RS485 |
Display | 9 digit LCD Display + prompts Instantaneous flow (m3/h, L/min, GP), Flow direction, Low battery alarm, Output mode, Leak detection, etc. |
Flow profile sensitivity | U3/D0 |
Memory | week / year / 6 year |
Dimensions
Diameter | mm | 15 | 20 | 25 |
in | 1/2 | 3/4 | 1 | |
L - Length (mm) | 160 | 190 | 225 | |
B - Width (mm) | 95 | 95 | 95 | |
H - Height (mm) | 91 | 91 | 91 | |
h - height (mm) | 20 | 20 | 20 |
Test station
Dimensions
Competitive Advantage:
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DN15 DN20 DN25 Convectional Ultrasonic Flow Meters With ISO4064 / GBT778 Images |