WD-B series IOT city water supply ultrasonic water meter DN32 - DN50

Features

Measurement frequency default 2 times/second, the highest support 4 times/second

Power consumption is as low as 0.12mW
Comply with the standard requirements of drinking water meters
Low initial flow rate, more accurate measurement
Water temperature detection, low temperature alarm
No moving parts, no wear and tear, long-term stable operation
Low pressure loss
Arbitrary angle installation
Ultrasonic signal quality detection
Magnetic switch
IP68 design of the whole machine
Support M-Bus, RS485, NB-IoT, LoRa and other communication interfaces
Compatible withGB/T 26831, CJ/T 188 and Modbus RTU communication protocols

Technical Parameter

Nominal Diameter(mm)		32	40	50
Dimension (mm)	L	230/260	245/300	294
	L1	97	97	97
	L2	380/350	428/373	422
	H	128	139	146
	H1	29	36	42
	W	98	98	98
	Table thread A(inch)	G11/2B	G2B	G21/2B
	Live thread B(inch)	R1/4	R11/2	R2
Overload flow Q4(m3/h)		12.5	20	31.25
Common flow Q3(m³/h)		10	16	25
Demarcation flow Q2(m3/h)		0.064	0.102	0.16
Minimum flow Q1(m3/h)		0.04	0.064	0.1
Body Material		Copper (stainless steel can be customized)
Range Ratio		250(400、500 Customizable)
Pressure Loss Rating		△p25
Maximum degree of flow(m³/h)		99999.99999
Accuracy grade		Level 2
Maximum working pressure		1.6MPa (Includes 1.0 MPa)
Temperature Rating		T30(T50 optional)
Protection class		IP68
Power supply		3.6V lithium battery (24V DC can be customized)
Battery life		7 years (10 years optional)
Environmental registration		Class O (Class B optional
Electromagnetic environment registration		E2 grade
Hot (cold) carrier		Water (filling the measured pipe)
Installation method		Arbitrary angle

Frequently Asked Questions

A. CE certificate, MID certificate.

A. Simply call or send us E-mail with your purchase request. If detail requirements (like the type, size, weight, package and so on) can be shared will be better for quick quotation.

WD-B series IOT city water supply ultrasonic water meter DN32 - DN50

Frequently Asked Questions

What kind of certification do you have?

How to request a quotation from Welle Digital?

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