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Seametrics EX90 Series Manual

Electomagnetic insertion flow sensor
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EX90-Series
EX90-Series
Electomagnetic Insertion
Electomagnetic Insertion
Flow Sensor
Flow Sensor
PROUDLY
MADE
IN THE
ISO
ISO
USA
9001

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Summary of Contents for Seametrics EX90 Series

  • Page 1 EX90-Series EX90-Series Electomagnetic Insertion Electomagnetic Insertion Flow Sensor Flow Sensor PROUDLY MADE IN THE 9001...
  • Page 2 Changing Flow Meter Settings - Making Selections..................Page 15 To Change a Passcode ...............................Page 16 Power Indicators ................................Page 16 Battery Powered Units ...............................Page 17 Problem ...................................Page 18 Probable Cause................................Page 18 Things to Try ..................................Page 18 Error Messages ................................Page 19 Seametrics • 253.872.0284 Page 2 seametrics.com...
  • Page 3 Pulse Scaled Output Built-in Data Logger (Optional) Quickly and easily change Total Volume Units, Flow Rate Units, Pulse Output Scaling, and many other settings using the two light sensor button controls on the display panel. Seametrics • 253.872.0284 Page 3 seametrics.com...
  • Page 4 1301 2313 3614 5204 amount of straight pipe available in either new or propeller meter 36.5 82.1 145.9 328.3 replacement installation. Downstream straight pipe requirement is 2X the diameter. See programming setup for details. Seametrics • 253.872.0284 Page 4 seametrics.com...
  • Page 5 CAUTION: Ensure that the U-clip is installed and . Always remove pressure from the pipe before you attempt to remove the meter. Removal under pressure may result in damage or serious injury. Seametrics • 253.872.0284 Page 5 seametrics.com...
  • Page 6 It may be necessary to rotate the probe back and forth slightly to start the pin into the slots on the probe. Slide the pin in as far as it will Seametrics • 253.872.0284 Page 6 seametrics.com...
  • Page 7 Attach nuts and on the saddle top. attach security clip and seals if required. tighten as shown below. Torque to 75 ft-lb in cross pattern. Seametrics • 253.872.0284 Page 7 seametrics.com...
  • Page 8 (Exothermically weld when corrosion is a concern) #6, #8, or #12 AWG Stranded (X = diameter) Better Installation Can create air pocket at sensor Seametrics • 253.872.0284 Page 8 seametrics.com...
  • Page 9 EX90 - SERIES INSTRUCTIONS INSTALLATION Better Installation Allows air pockets to form at sensor Ensures full pipe Better Installation Post-valve cavitation can create air pocket Keeps pipe full at sensor Better Installation Air can be trapped Seametrics • 253.872.0284 Page 9 seametrics.com...
  • Page 10 In the AG90 meter has one cable connector. The cable contains the wires for scaled pulse output and external DC power. See Sample Cable Wiring Diagrams and Wiring Table. Power/Output Cable The AG90 is available as a Battery powered meter No wiring is needed. Seametrics • 253.872.0284 Page 10 seametrics.com...
  • Page 11 White (P4) Pulse - 1 PULSE SCLD - 2 PULSE SCLD + PWR - PWR + Battery WHITE GREEN Powered NOT USED Meter Externally WHITE GREEN BLACK Powered Meter (C1 = Power/Output Cable 1) Seametrics • 253.872.0284 Page 11 seametrics.com...
  • Page 12 (See table) Example: If frequency = 20 Hz then the pulse period = 50 milliseconds and pulse width = (.05 x 50 milliseconds) = 2.5 ms Seametrics • 253.872.0284 Page 12 seametrics.com...
  • Page 13 SUBMENU and perform the hold and tap sequence to return to the MAIN MENU. INFO COMM MBID FL DIR PRESS TO VIEW INFO ABOUT METER SAMP HPOLL SAMP SETUP EXIT Sub-Menu - Battery Only Version Seametrics • 253.872.0284 Page 13 seametrics.com...
  • Page 14 (or otherwise) installed Typically they are quite large (especially when replacing into the system and adjustment can be made with high mechanical meters), although the exact size depends on Seametrics • 253.872.0284 Page 14 seametrics.com...
  • Page 15 See page 16 for information on When you how to change a passcode.) tab using the right button. ENTER PASSCODE 000000 To return to the HOME screen, perform the PRESS TO CHANGE hold and tap sequence. HOLD TAP Seametrics • 253.872.0284 Page 15 seametrics.com...
  • Page 16 • To set the decimal point, hold and tap on SETD and then use the to move the decimal point. • Hold and tap again to return to the THIRD MENU screen. • SUBMENU. Seametrics • 253.872.0284 Page 16 seametrics.com...
  • Page 17 *Based on 85% battery capacity at room temperature. selection: SAMP < 1 second When the SAMP setting is less than 1 second, the DAMP menu setting to that 1 second of data. For instance, if you Seametrics • 253.872.0284 Page 17 seametrics.com...
  • Page 18 Reposition meter for full pipe Flow rate intermittently Air in the pipe Reposition meter for full pipe Jumpy reading Improperly grounded Check for proper grounding Increase DAMP value Use external power source Try power reset Seametrics • 253.872.0284 Page 18 seametrics.com...
  • Page 19 Pipe setting has not been selected. INIT FAIL Initialization has failed. Ribbon cable plugged in AFTER power, or Try power reset there is no communication between transmitter & sensor board. BAD TEMP Temperature sensor failed. Seametrics • 253.872.0284 Page 19 seametrics.com...
  • Page 20 SEAMETRICS LIMITED WARRANTY The limited warranty set forth below is given by Seametrics, with respect to Seametrics brand products purchased in the United States of America. Seametrics warrants that products manufactured by Seametrics, when delivered to you in new condition in their original containers and properly installed, shall be free from defects in material and workmanship.