Seametrics jWAVE User manual

jWAVE
ULTRASONIC TRANSIT TIME
METER INSTRUCTIONS
jWAVE ULTRASONIC TRANSIT TIME METER INSTRUCTIONS
9001:2008
CERTIFIED COMPANY
ISO
PROUDLY
MADE
IN THE
USA

Seametrics Incorporated • 253.872.0284 • www.seametrics.com
Page 2
jWAVE INSTRUCTIONS
Power button
Bi-directional flow sensing
Integrated ruler
Moveable acoustic transducers
Cam Cleat for
mounting strap
Welcome to Seametrics jWAVETM.
This guide shows you how to download the mobile application and helps
you set it up and pair it with the jWAVE Sensor to start taking readings.
Your jWAVE has been fully charged at the factory before shipping and
works for up to 12 hours of continous use between charges.*
USB external
power plug and
battery charger
* On a full charge, the jWAVE will have a shelf life of up to five months. It is a good idea to charge the unit for a full eight
hours if it hasn’t been used for a month or two. Note that if the battery is flat, the power button LED will blink rapidly for five
seconds and then the meter will turn off.
Anodized
aluminum
channel
Rugged acetal end
housing and foot

Seametrics Incorporated • 253.872.0284 • www.seametrics.com Page 3
jWAVE INSTRUCTIONS
Let’s get started.
Begin by downloading the Seametrics jWAVE App to your iPhoneTM or other bluetooth
enabled mobile device from the App StoreTM or Google PlayTM.
Your jWAVE Sensor battery has been fully charged at the factory before shipping and is
ready to go.* When it’s time to recharge the battery, the app will let you know.
* On a full charge, the jWAVE will have a shelf life of up to five months. It is a good idea to charge the
unit for a full eight hours if it hasn’t been used for a month or two. On a full charge the meter should
operate for up to twelve hours of continuous use. Note that if the battery is flat, the power button LED
will blink rapidly for five seconds and then the meter will turn off.
Add your location.
Launching the app lands you on the locations screen. Begin by
tapping on the add location (+) button.
The app always begins with this screen at launch making
it easy to access previously saved location settings.
Location set-up.
Drill-down through the parameter selections and
choose from the pre-loaded pipe types, pipe
dimensions and fluid databases. Don’t see the
right option? Add your custom values!
Give your location a name, then save. Each
location’s settings can be stored in the jWAVE
app, ready for reuse.
Name
your
location
Add
location

Seametrics Incorporated • 253.872.0284 • www.seametrics.com
Page 4
jWAVE INSTRUCTIONS
Pipe and liquid parameter selection and input screens.
Units
Toggle between
metric and
Imperial units of
measure.
Select Flow Rate,
Volume and
Velocity from
our pre-loaded
parameter
values or add
custom values.
Display
Drag and drop
the outputs that
you rely on most
to display on the
main screen.
Pipe
Select Pipe
Type and Wall
Classifications
from our pre-
loaded values
or add custom
values.
Liner
Switch between
liner and no
liner. When
selecting liner
enabled, choose
Liner Material
from our pre-
loaded database
or add custom
values. Enter a
custom value to
add Thickness.
Liquid
Select Liquid Type
from our pre-
loaded parameter
values or add
custom values.

Seametrics Incorporated • 253.872.0284 • www.seametrics.com Page 5
jWAVE INSTRUCTIONS
Parameters all set! Now you have your transducer spacing.
With your location parameters defined you can now get the transducer
spacing from the app. Use this value to set the position of transducers on
the jWAVE Sensor.
Transducer spacing
Indicates the
strength of your
signal within the
jWAVE Sensor.
Adjust the
rulers on the
device using the
apps transducer
spacing.
Your flow
information will
display once the
transducer rulers
have been properly
set on the device.

Seametrics Incorporated • 253.872.0284 • www.seametrics.com
Page 6
jWAVE INSTRUCTIONS
Preparing and mounting the sensor.
Now the convenient Cam Cleat lets you mount the sensor on the
pipe in seconds–no cumbersome clamps required. Bi-directional
readings are transmitted wirelessly to your mobile device for
display.
Begin by gently rotating
and retracting
the silver knobs until
they stop.
Cover the entire
bottom face of each
transducer with the
coupling gel.
Turn power on. A steady LED indicates
that power is on and Bluetooth is
connected. The LED will flash if the
Bluetooth is not connected.
2
1
Rest the transducer on the
pipe – it self-aligns!
3Wrap the urethane cords around
pipe and secure into the Cam Cleats.
Do not over tension the cords – hand
tighten only.
4
5

Seametrics Incorporated • 253.872.0284 • www.seametrics.com Page 7
jWAVE INSTRUCTIONS
Take your readings.
Refer back to the jWAVE App to get your flow readings.
Got your readings?
Snap the cords out of their Cam Cleats and you’re ready to move on to your
next measurement. Next time you return to this location, the jWAVE App will
remember your settings.
Support.
Your jWAVE Sensor comes with a 90-day guarantee and technical support.
Contact Seametrics at:
253.872.0284

Seametrics Incorporated • 19026 72nd Avenue South • Kent, Washington 98032 • USA
(P) 253.872.0284 • (F) 253.872.0285 • 1.800.975.8153 • www.seametrics.com LT-14234r7.0-20151005
10/5/15
jWAVE Specifications*.
Pipe Size 2” - 20”
Pressure Drop Zero
Materials Body Anodized Aluminum Channel & Acetal End Housings & Feet
Mounting Straps EPDM
Temperature Ambient & Fluid -20˚to 150˚F (-29˚to 65˚C)
Display English, Metric and Imperial units provided on App
Flow Operation Range Bidirectional; -30 to 30 ft/sec (-10 to 10 m/sec)
Accuracy 1% to 2% of reading
Repeatability 0.1% to 0.3%
Output Signal Wireless Bluetooth connectivity to iOS or Android device
Power Battery (Up to 12 hours) (1W max) 150 mAmp max current
Installation 10 diameters upstream 5 diameters downstream for optimal performance
Environmental IP65
Dimensions.
*Specifications subject to change • Please consult our website for current data (www.seametrics.com).
This device complies with Part 15 of FCC Rules and Industry Canada license-exempt RSS standard(s). Operation is subject to the following two
conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received including interference
that may cause undesired operation.
2.4
3.8
2.38
28.44
28.44
23.5