4. Straight pipe requirements - No. [U0/D0]
5. Always use new gaskets and ensure that the connecting pipe union surfaces are at
and clean.
Restrictions:
• Do not install the meter on the suction side of a pump.
• Avoid exposing the ow meter to excessive vibration. Providing support for the
pipeline on both sides of the meter is recommended.
Installing the Sonata
1. Unpack the Sonata. Locate and assemble any internal accessories as needed (strainer,
NRV).
2. Note the proper ow direction as indicated on the meter. The Sonata is a bi-directional
ow meter and will also measure reverse ows.
3. Install new gaskets in the connecting pipe unions.
4. Place the meter in position and carefully tighten the coupling nuts by hand. Make sure
each coupling nut is smoothly screwed onto the meter threads.
5. Use a wrench to tighten the coupling nuts to a minimum torque setting of 15Nm and
a maximum of 50Nm.
Figure 4
6. Once installed, open the upstream valve to allow water to ll the meter.
7. Open the downstream valve and ush all air out of the pipeline.
8. Close the downstream valve and verify that there are no leaks at the connecting
unions.
After the air is drained from the pipeline the Sonata is fully functional and ready for
operation.
The “No Measurement” alarm indication on the display will be turned-o.
The ow direction arrow will indicate forward ow consumption.
Sonata’s RF transmission, alarms and logs are activated shortly after water consumption
had began.
Disposal
This product contains a lithium metal battery. In the interest of protecting the
environment, this product should not be disposed of in household waste. Local and
national regulations for disposal of battery operated products should be followed.
Introduction
The Sonata is an ultrasonic water meter designed for accurate measurement of
potable water for residential applications. The Sonata’s unique design delivers precise
ow measurement without any moving parts - for long life, sustained accuracy and
exceptional performance.
Sonata is a maintenance free device for up to 15 years of operation.
General Information
• Read the instructions below before installing the meter
• To prevent injury or damage, do not install, operate or maintain the meter without
following the instructions in this guide
• Store the meter in a dry, cool place
• Follow all warnings and instructions marked on the product
• Battery is not re-chargeable
Permissible Operating Conditions
Pressure stage PN16 (232 psi)
Cold and warm water meter 0.1° to 50°C (122°F)
Mechanical environment
M1 (MID).
Fixed installation with minimum vibration
Electromagnetic environmental class
E1 (MID).
Residential, Commercial and light Industrial
Protection class IP68
Climatic environment -25° to 55°C (-13° to 131°F)
Package Contents
The following items are included in the package:
• Sonata Ultrasonic Water Meter
Accessories - optional
• Coupling set
• Non Return Valve
• Strainer
• Output extension cable, for specic installations.
This product has been thoroughly inspected and tested prior to
shipment and is ready for operation
Unpacking and handling
• Carefully unpack the meter and inspect all contents for shipping damage before
attempting to install. If any indication of physical damage is found, immediately
contact the responsible transportation service and your local sales representative.
• Do not carry the Sonata by its lid.
• Avoid hard blows, jolts or impact to the meter.
Installation Requirements
1. Pipe alignment - Ensure that the connecting pipes are aligned.
Figure 1
2. Check for the proper distance between the pipe unions to avoid mechanical stress.
Figure 2
L
+5 mm
-0
3. Installation position - At any orientation
Figure 3
Flow
The Sonata Display
Volume
Battery
RF activeLeakPipe
burst
Tamper
No measurement
Flow
direction
Flow rate
English
For the most updated version, please view our website: www.arad.co.il
Specications are subject to change without notice.
The Sonata water meter, under normal or reasonably foreseeable conditions of use
including duration and, where applicable, putting into service, installation and maintenance
requirements, does not present any risk or only the minimum risks compatible with the
product’s use, considered to be acceptable and consistent with a high level of protection for
the safety and health of persons. Including composition, packaging, instructions for assembly
and for installation and maintenance, labelling, any warnings and instructions for its use and
disposal.
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