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Volumetirc Rotary Piston Water Meter

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Volumetric Rotary Piston Water Meter

LXH-15S

Features: 1. Volumetric measurement by rotary piston; 2. High measurement accuracy. All technical indicators of the water meter comply with ISO4064 Class C or D standards, or R160, R200 standards; 3.The counter is apart from the water, the numbers are clear and easy to read; 4. Completely plastic shell, solid and robust design, long service guaranteed.; 5. Applicable to pipe networks with clear water; 6.The inlet (when installed vertical), outlet (when installed horizontal) of the water meter is assembled with a check valve to prevent the backflow of the water; 7.The water meter can be added with remote-reading pulse output function according to user requirements.

DESCRIPTION：

Application:

Measuring the volume of cold potable water passing through the pipeline.

Features:

1. Volumetric measurement by rotary piston;

2. High measurement accuracy.

All technical indicators of the water meter comply with ISO4064 Class C or D standards, or R160, R200 standards;

3.The counter is apart from the water, the numbers are clear and easy to read;

4. Completely plastic shell, solid and robust design, long service guaranteed.;

5. Applicable to pipe networks with clear water;

6.The inlet (when installed vertical), outlet (when installed horizontal) of the water meter is assembled with a check valve to prevent the backflow of the water;

7.The water meter can be added with remote-reading pulse output function according to user requirements.

Working Condition:

1.Water pressure: ≤1.6MPa (16bar);

2.Applicable to cold water, the water temperature ≤50℃;

Main Technical Data

ISO4064:2003

Size	Class	Qmax	Qn	Qt	Qmin	Min. Reading	Max. Reading
DN(mm)	Class	m³/h		L/h		m³
15	C	3	1.5	22.5	15	0.0001	9999
20	C	5	2.5	37.5	25	0.0001	9999

ISO4064:2005

Size	Class	Q4	Q3	Q2	Q1	Min. Reading	Max. Reading
DN(mm)		m³/h		L/h		m³
15	R160	3.125	2.5	25	15.625	0.0001	9999
	R200			20	12.5
20	R160	5	4	40	25	0.0001	9999
	R200			32	20

Maximum Permissible Error

±5% at the Low-Zone ranging from min flow/Qmin (including Qmin) to transitional flow/Qt (excluding Qt).

±2% at the High-Zone ranging from transitional flow/Qt to max flow/QS (both Qt and Qs included), if for hot water meter, ±3% error acceptable.

DIMENSIONS AND WEIGHT

Type	Size	Length	Height	Length with Connectors	Connecting Thread	Weight
	mm	L	H	L1	D	kg
LXH-15A	15	115	85	191	G 3/4B	1.1
LXH-20A	20	130	88	228	G 1B	1.3

Volumetric Water Meter Structure and Material

LXH-15S/20S
Item No.	Part Name	Quantity	Material
1	Pin for Cap	1	1Cr18Ni9
2	Cap	1	ABS
3	Seal	1	Pb/1Cr18Ni9
4	Upper Body	1	PA66
5	Clamping Frame Slider	1	POM
6	Spring	1	1Cr18Ni9
7	Clamping Frame	1	POM
8	Register	1
9	Rubber Ring	1	Nitrile Rubber
10	Speed Reduction Mechanism	1
11	Transmission Shaft	1	POM
12	Seal Plate	1	H88
13	Lever	1	POM
14	Piston	1	H88
15	Bush	1	PA66
16	Insert	1	POM
17	Chamber	1	H88
18	Filter	1	ABS
19	Check Valve	1
20	Rubber Ring	1	Nitrile Rubber
21	Lower Body	1	PA66
22	Rubber Seal Ring	2	Nitrile Rubber
23	Connector	2	PA66
24	Nut	2	PA66

Brass Body Color Option: Golden, Blue

If you are interested in any of Tongtuo’s water meters, please contact us by : junetang@nbtongtuo.com

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