WD-FD series valve-regulated household ultrasonic water meter DN15 - DN25

Features

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

Power consumption is as low as 0.12mW
Compact appearance, more adaptable to the environment
Low initial flow rate, more accurate measurement
Water temperature detection, low temperature alarm
Abnormal water consumption alarm
Installation at any angle, measurement accuracy is not affected
Ultrasonic signal quality detection
Magnetic switch
Support prepaid function, remote recharge, automatic control valve switch according to the remaining amount
IP68 design of the whole machine for long-term water immersion work
Support M-Bus, RS485, NB-IoT, LoRa and other communication interfaces
Compatible with GB/T26831, CJ/T 188 and Modbus RTU communication protocols
Compliant with drinking water meter standard requirements

Technical Specification

Nominal Diameter(mm)		40	50	65	80	100	125	150	200	250	300
Dimension(mm)	L	245	200/270/300	200	200/225/300/350	250/360	250	300	350	450	500
	L1	120	120	120	120	120	120	120	120	120	120
	H	235	240	260	280	300	380	400	470	525	575
	H1	55	60	70	90	100	125	130	170	198	223
	W	123	123	123	123	123	123	123	123	123	123
	B	155	172	190	200	220	250	285	340	395	445
	D	150	165	185	200	220	250	285	340	395	445
	n×φD1	4×φ18			8×φ18			8×φ22		12×φ22
Overload flow Q4(m³/h)		31.25	50	78.75	125	200	312.5	500	787.5	1250	1250
Common flow Qs(m³/h)		25	40	63	100	160	250	400	630	1000	1000
Demarcation flow Q₂ (m³/h)		0.1	0.16	0.252	0.4	0.64	1	1.6	2.52	4	4
Minimum flow Q:(m³/h)		0.0625	0.1	0.1575	0.25	0.4	0.625	1	1.575	2.5	2.5
Body Material		Ductile iron/stainless stee							stainless steel
Sound track		Dual channel
Range Ratio		400 (250、500、800 Customizable)
Pressure Loss Rating		Ap25
Maximum degree of flow(m³/h)		9999999.99999
Accuracy grade		Leve 2
Maximum working pressure		1.6MPa(Includes 1.0 MPa)
Temperature Rating		T30(T50 optional)
Protection class		IP68
Power supply		3.6Vlithium battery (24V DC can be customized)
Battery life		7 years(10 years optional)
Environmenta registration		Class O(Class B optional)
Electromagnetic environment registration		E2 grade
Hot(Cold) carrier		Water(filling the measured pipe)
Installation method		Arbitrary ange

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-FD series valve-regulated household ultrasonic water meter DN15 - DN25

Frequently Asked Questions

What kind of certification do you have?

How to request a quotation from Welle Digital?

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