1. On the Seametrics MJ-Series Pulse Meter
Changing Pulse Rates
On the Seametrics MJ-Series Pulse Meter

2. Setting Your Pulse Rate
11/15/2018
Setting Your Pulse Rate
Pulse rate is determined by which sensor was ordered from the factory (single reed switch, dual reed switch, or single Hall-effect) and by the dial on which the magnetic pointer is located.
Magnetic
Pointer
The magnetic pointer has a small metal rectangle attached to it (the magnet) and may be located in any of the dial positions.
Seametrics Internal and Confidential

3. Setting Your Pulse Rate
11/15/2018
Setting Your Pulse Rate
The magnetic pointer is set at the factory but can be easily changed in the field
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Seametrics Internal and Confidential

4. Setting Your Pulse Rate
11/15/2018
Setting Your Pulse Rate
Locate meter size in Column 1
Seametrics Internal and Confidential

5. Setting Your Pulse Rate
11/15/2018
Setting Your Pulse Rate
Find desired pulse rate in Column 2
Seametrics Internal and Confidential

6. Setting Your Pulse Rate
11/15/2018
Setting Your Pulse Rate
Note magnet pointer position in Column 3
Seametrics Internal and Confidential

7. Moving the Magnetic Pointer
11/15/2018
Moving the Magnetic Pointer
Cut and remove the MJ meter’s security wire.
Security Wire
11/15/2018
Seametrics Internal and Confidential

8. Moving the Magnetic Pointer
11/15/2018
Moving the Magnetic Pointer
Remove meter top and lens.
Take care not to lose the sealing rings!
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Seametrics Internal and Confidential

9. Moving the Magnetic Pointer
11/15/2018
Moving the Magnetic Pointer
With your fingers, lift the magnetic pointer off its shaft and remove the plain pointer from the target dial.
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Seametrics Internal and Confidential

10. Moving the Magnetic Pointer
11/15/2018
Moving the Magnetic Pointer
Reverse their positions and press them firmly into place.
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Seametrics Internal and Confidential

11. Moving the Magnetic Pointer
11/15/2018
Moving the Magnetic Pointer
Carefully replace the sealing ring and the lens.
Note:
Match the tab on the lens to the notch on the meter to align the sensor with the magnetic pointer dial.
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Seametrics Internal and Confidential

12. Moving the Magnetic Pointer
11/15/2018
Moving the Magnetic Pointer
Thread the meter top on and tighten.
Replace Security Wire
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Seametrics Internal and Confidential

13. Moving the Magnetic Pointer
11/15/2018
Moving the Magnetic Pointer
Note:
A special magnet (available from the factory) is required to achieve a rate of 4 pulses per gallon. It should be placed on the x0.1 dial with non-magnetic pointers on remaining dials. Otherwise follow same procedures.
4 Pulse Magnet
Seametrics Internal and Confidential

14. Thank You for Choosing Seametrics
11/15/2018
Thank You for Choosing Seametrics
Seametrics Internal and Confidential