Seametrics jWAVE Instructions Manual

Seametrics jWAVE Instructions Manual

Portable transit time ultrasonic flow meter
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jWAVE™
Portable Transit Time Ultrasonic
Flow Meter Instructions
PROUDLY
ISO
MADE
IN THE
USA
9001:2008

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Summary of Contents for Seametrics jWAVE

  • Page 1 Portable Transit Time Ultrasonic Flow Meter Instructions PROUDLY MADE IN THE 9001:2008...
  • Page 2: Table Of Contents

    TABLE OF CONTENTS jWAVE INSTRUCTIONS General Information General Information ..............................Page 3 Specifications ................................Page 3 Meter Features ................................Page 4 App Features .................................Page 4 Dimensions ..................................Page 5 Technology ..................................Page 5 Do’s and Don’ts ................................Page 5 App Installation Getting Started ................................Page 6 Location Setup ................................Page 6 Parameter Setup ................................Page 7...
  • Page 3: General Information

    Rechargeable battery (up to 12 hours), 1W max, 150mA max current, 5 “AA” NiMH 6V pack with thermistor, 5 month shelf life Power Adapter For recharging battery - must use the 12W USB power adapter supplied with the jWAVE Installation 10 pipe diameters upstream, 5 diameters downstream for optimal performance (typical)
  • Page 4: Meter Features

    GENERAL INFORMATION jWAVE INSTRUCTIONS Meter Features Bi-directional Flow Sensing Moveable Power Button Acoustic Integrated Ruler Transducers Cam Cleat for Mounting Strap USB External Power Plug & Battery Charger Anodized Aluminum Channel Rugged Acetal End Housing & Foot App Features •...
  • Page 5: Dimensions

    This is accomplished by accurately spacing the transducers to allow for optimum sound transit between transducers. The jWAVE app computes this spacing based on the pipe size, pipe material, and type of liquid.
  • Page 6: App Installation

    INSTRUCTIONS Getting Started Begin by downloading the Seametrics jWAVE App to your iPhone™, Android phone, or other Bluetooth enabled mobile device from the Apple Store™ or Google Play™. (Note: On an iPad, you must select iPhone Only in the app store.) If you do not have automatic updates enabled on your device, be sure to update your app when notified that...
  • Page 7: Parameter Setup

    APP INSTALLATION jWAVE INSTRUCTIONS Parameter Setup Use the handy parameter selection screens to set your units of measure and display preferences. Conveniently select pipe, liner, and liquid specifications from lists of pre-loaded values. Don’t see the right option? Add your custom values!
  • Page 8: Straight Pipe Recommendations

    FLOW METER INSTALLATION jWAVE INSTRUCTIONS Straight Pipe Recommendations (X = diameter) Reduced Pipe Two Elbows In Plane Two Elbows, Out Of Plane Expanded Pipe Swirling Flow: Propeller Meter Swirling Flow: Partially Open Butterfly Valve Seametrics • 253.872.0284 Page 8 seametrics.com...
  • Page 9: Full Pipe Recommendations

    FLOW METER INSTALLATION jWAVE INSTRUCTIONS Full Pipe Recommendations Recommended: Not Ideal: Keep pipe full at meter for accuracy Allows air pockets to form at meter Recommended: Not Ideal: Keeps pipe full at meter for accuracy Post-valve cavitation can create air pocket...
  • Page 10: Transducer Spacing

    USB power bank or a USB power adapter connected to an external power source. * 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 five hours if it hasn’t been used for a month or two.
  • Page 11: Installing The Flow Meter

    FLOW METER INSTALLATION jWAVE INSTRUCTIONS Installing the Flow meter Once the transducer spacing has been set and locked in place, you are ready to install the flow meter on your pipe. 1. Rotate the silver knobs counter clockwise until they stop. This raises the transducers up above the meter footings.
  • Page 12: Operation

    App will remember your settings. Data Logging The purpose of the jWAVE’s built-in data logger is to record flow for a specified period of time. It may be used to conveniently record flow for as long as 14 days or as little as one minute. While conveniently battery powered, the jWAVE has limited memory.
  • Page 13 Sharing Data You only need to upload the data log once from jWAVE. Once the data is uploaded, it may be shared any number of times without additional uploading, until a new data log is started. Tap the “share”...
  • Page 14 The jWAVE data logger will attempt to maximize the sampling rate, based on the your selected recording time. For example, if you select to record flow for one minute, then the jWAVE maximizes the sampling rate at two seconds and will record 31 flow measurements (covering a total of 60 seconds).
  • Page 15: Troubleshooting

    Can’t find Android App Device does not support Bluetooth Use a device that supports Bluetooth 4.0 (BLE) 4.0 (BLE) Can’t find jWAVE with app Device does not support Bluetooth Use a device that supports Bluetooth 4.0 (BLE) 4.0 (BLE) Bluetooth is not turned on...
  • Page 16 Seametrics • 19026 72nd Avenue South • Kent, Washington 98032 • USA LT-14234r8.0-20160608 (P) 253.872.0284 • (F) 253.872.0285 • 1.800.975.8153 • seametrics.com 6/8/16...

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