Single Jet Brass Water Meter Class B

• Install: Horizontal
• Medium Temperature: Cold Water
• Level Measurement: Class B
• Counter Instructions: Digital
• Nominal Diameter: 15-25
• Application: Civil
• Model NO.: LXDG-13-25
• Principle: Speed of Water Meter
• Medium Pressure: General Water Meter
• Work Environment: Dry Water Meter
• Stucture: Traditional
• Transport Package: Export Carton
• Specification: Brass body, brass connectors
• Trademark: OEM
• Origin: Ningbo, China
• HS Code: 9028201000
• Production Capacity: 100, 000/Month

Product Description

Single-jet, Dry-dial, Magnetic drive, Anti-magnetic Protection

Available for cold water (40°C) and hot water (90°C)

Sizes: DN15  to 25 mm (½" - 1").

Body material: Brass

Accuracy: Class B

MAIN TECHNICAL DATA    According to ISO4064 (GB/T778.1-1996) Standard

Size		Class	Qs Overload flow	Qp Nominal flow	Qt Transitional flow	Qmin Min flow	Min reading	Max reading
DN(mm)	Inch		m³/h		L/h		m³
15	1/2"	B	3	1.5	120	30	0.0001	99999
20	3/4"	B	5	2.5	200	50	0.0001	99999
25	1"	B	7	3.5	280	70	0.0001	99999

MAIN TECHNICAL DATA    According to ISO4064 (GB/T778.1-2007) Standard

DN SIZE	Mm Inch	15 1/2"	20 3/4"	25 1"
Q4(m³/h)		3.125	5	7.875
Q3(m³/h)		2.5	4	6.3
R80	Q2(L/h)	50	80	126
	Q1(L/h)	31.25	50	78.75
R100	Q2(L/h)	40	64	100.8
	Q1(L/h)	25	40	63
Min reading(m³)		0.00005	0.00005	0.00005
Max reading(m³)		99,999	99,999	99,999
Max pressure(MAP)		16	16	16
Max loss(Δ P)		63	63	63
Max temperature		T50	T50	T50

INDICATING ERROR

At low zone is ±5% from minimum flow rate  (qmin)  to transitional flow rate (qt) exclusive boundary

At high zone is ±2% from transitional flow rate (qt) to overload flow rate (qs)

DIMENSIONS AND WEIGHT

Meter size	L	W	H	Connecting Thread	Weight
Dia	Length	Width	Height	D	Kg
DN
(mm)	mm
15	110	77	80	G 3/4B	0.57
20	130	77	80	G 1B	0.67
25	160	77	85	G1 1/4B	0.91

WORKING CONDITION

Water temperature:≤40ºC for cold water meter

Water temperature:≤90ºC for hot water meter

Working pressure:≤1.6Mpa