Displacement Volumetric Water Meter
Introduction
This range of water meter is used to measure the total quantity of cold(hot) potable water which consumed in household or a resident unit, passing through the pipeline.
Specifications
CLass C,brass body,with a pair of connectors
Features
Rotary piston system.long service life
Dry-dial or liquid sealed register,keeps clear reading for long time°c
High measuring accuracy,the starting flow of the meter is 2 L/Pulse or less
Can be installed in any position
Brass body,m⊃3; or gal,optional
Remote transmisson can be added upon request
Many kinds of sensors,such as Reed Switch,Hall and Weagand can be supplied upon request;
Pulse output maybe 1L/Pulse
ISO 4064 :1993 Class C
ISO 4064:2005 R160/R200
Working condition
Water temperature 50°c
Water pressure≤1MPa
(PN:1.6MPa/16bar)
ΔP≤0.1MPa(Class C/Class D)
ΔP≤0.063MPa(R160/R200)
Accuracy
From minimum flow-rate(qmin/q1)inclusive, to transitional flow-rate(qt/q2),exclusive:±5%
From transitional flow-rate (qt/q2)inclusive,to overload flow-rate(qs/q4),exclusive::±2%
Technical Data
DN/Q | Q4=1.25Q3 Q3 | R=Q3/Q1 | Q2=1.6Q1 Q1 | R=Q3/Q1 | Q2=1.6Q1 Q1 |
l/h | l/h | l/h | |||
20 | 5000 4000 | 160 | 40 25 | 200 | 32 20 |
Nominal size DN9mm) | Classof measurement | Overload flow-rate qs | Permanent flow-rate qt | Transitional flow-rate qt | Minimum flow-rate qmin | Minimum reading Min | Maximum reading Max |
20 | C | 5 | 2.5 | 37.5 | 25 | 0.0001 | 9999 |
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Overall dimensions and weight
Type | Size(mm) | Length(mm)L | Width(mm)W | Height(mm)H | Connecting Thread D | Weight (kg) |
LXH-20 | 20 | 270 | 165 | 90 | G1"B | 1.8 |
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