Dn25 High Precision Digital Ultrasonic Water Meters R250

Diameter:DN15-40
Max flow:999999.99
Measuring range:Q3/Q1, R200/（R250 customizable

Pressure loss class: Less than or equal to 0.063 MPa

انکوائری بھیجنے

product-790-380

No Moving Parts, high accuracy for years long. No moving components in the flow sensor, avoid long-term abrasion of mechanical parts which may result in inaccuracy measurement and failure of the meter. Such design is also resistant to impurities, therefore no inspections and maintenance are cost-free.

Low starting rate (5L/h), able to accurately measure;
Flow rate as low as 12.5L/h;
Dynamic range (Q3/Q1) achieved 200:1;
Battery ER26500 8500mAh;
Material: 58 copper, ABS plastic;
Support RS485 modbus/ LoRa/LoRaWAN/NB-IOT; suitable for outdoor installation;
IP68 protection level;
Data is not lost in the event of power failure. Data can be saved for more than 10 years and 23 months of historical data can be automatically saved;
Technical data conform to international standard ISO 4064;
ISO9001 certification;
Warranty:2 years;

product-1-1

		Length L1
					d	D
15	165	260	95	86	R	G/B
20	195	300	95	86	R	G/B
25	225	346	95	89	R	G/B
32	180	305	95	100	R1	G1/B
40	200	330	95	120	R1	G1/B

	15	20	25	32	40
Overload flow Q4 (m/h)	3.125	5	7.875	12.5	20
Permanent flow Q3 (m3/h)	2.5	4	6.3	10	16
Transitional flow Q2 (m3/h)	0.02	0.032	0.05	0.08	0.128
Minimum flow Q1 (m3/h)	0.0125	0.02	0.0315	0.05	0.08
Start-up flow (m3/h)	0.005	0.005	0.008	0.01	0.015
	999999.999
	Q3/Q1, R200/(R250 customizable)
	Class 2
	Less than or equal to 0.04 MPa
	1.6 MPa
	T30/T50
	(5~55) degree
	-20~60 degree

	E1
	Built-in lithium battery DC 3.6V
	8-10 years
	8500mAh
	10μA

	LCD, 8 digits additional characters
	U10/D5
	RS485 modbus/ LoRa/LoRaWAN/NB-IOT
	IP68