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Installation, Operation, & Maintenance Instructions

IOM J500.35

2021.04

JMT

www.Jerguson.com

[email protected]

● +1.440.572.1500

25

5.4 Measurement Troubleshooting

Measurement Troubleshooting issues can be addressed in the Filters menu, See Section

for more

information on operation, and follow the flowchart below.

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Содержание JMT Series

Страница 1: ...Installation Operation Maintenance Instructions IOM J500 35 2021 04 JMT www Jerguson com JergusonApp clark reliance com 1 440 572 1500 1 JMT Series Magnetostrictive Transmitter IOM...

Страница 2: ...Seller to be defective such Goods will at the Seller s option be replaced or repaired at Seller s cost The parties hereto expressly agree that Buyer s sole and exclusive remedy against the Seller shal...

Страница 3: ...ired 2 2 Vibration Kit if Required 2 3 Temperature Insulation Safeguards 2 4 General Preparation Tips 2 5 Installation Procedure 3 Wiring 3 1 Hazardous Location Safety 3 2 Proper Grounding 3 3 Recomme...

Страница 4: ...aused by outdoor storage or other negligent storage is not covered by Clark Reliance Warranty a JMT Transmitters ship with NPT type plugs to prevent water ingress These plugs should not be considered...

Страница 5: ...closure set screw 5 32 Allen Key chamber brackets 5 16 Nut Driver or equivalent tool hose clamp 2 2 Vibration Kit if Required A special mounting kit with material to reduce the effects of vibration on...

Страница 6: ...between the top and bottom brackets Do not exceed 24 inches 610 mm bracket spacing 2 Align the 4mA and 20mA level range markings on the sensor tube with the center of process connections or limits of...

Страница 7: ...the following electrical faults to ground accumulation of electrostatic charges atmospheric discharges The JMT is supplied with both an external and internal earth grounding screw Either of these scr...

Страница 8: ...when entering a value 4 1 1 Boot Up Welcome Screen Software Version Ex V 29 000 Hardware Version Ex 0 Serial Ex 456789 01A Hart Dev ID Ex 1001 Vessel Tag if setup Ex LT 1963 Production Date Ex 04 14 2...

Страница 9: ...ating Screen will display a graph of the signal measured by the instrument If a float is detected it will center on the position of that float showing the lowest and highest value on the graph in unit...

Страница 10: ...evious digit in a menu If in the Standard Operation Screen or Signal Lost Screen it will display the Sensor Output Graph of channel 3 See Waveform View section 4 1 5 Entering Values The total number o...

Страница 11: ...ccessed by pressing the Enter button Details of each submenu are given in subsequent sections Once you have entered a submenu it is necessary to progress through the entire submenu before exiting it I...

Страница 12: ...as well as whether the calibration has been modified since being shipped from the factory Boot Welcome Screen Software Version Hardware Version Serial HART ID Vessel Tag if entered Production Date In...

Страница 13: ...displayed Then press Enter to move to next screen Level Offset This is a user value for if they have a need to report a level offset from the measured level Typically this is the distance from the lo...

Страница 14: ...ted in engineering units selected inches millimeters etc just the current and percentage output The units for both will be based on those set in User Installation Enter the span for full value Typical...

Страница 15: ...two installations See Calibration Level Sensor 2Pt Cal for more accurate calibration Trim is used either after performing Flip Transmitter or if the entire instrument and probe is being moved from one...

Страница 16: ...ia Level or Exit Without Saving If you agree with the output simply Exit Without Saving To calibrate the output to a different measurement select ADJ Media Level ADJ Media Level Unit will show current...

Страница 17: ...m any control processes First connect your NIST Traceable Multimeter in series with the Loop power on the Negative side Select 4 20 mA Loop DAC Trim Press Enter and the transmitter output will go to 4...

Страница 18: ...he float at point 1 You will need to know the position of the float and it must be stable When the float is at point 1 and stable press Yes 120 Measurements will be taken to provide the highest possib...

Страница 19: ...o 1000 seconds 4 2 11 Filters Several filters are automatically used by the JMT to prevent erroneous signal measurement These filters may be adjusted as described in the Measurement Troubleshooting se...

Страница 20: ...ll damp the change in output current not in the actual measurements Pulse Width Gain and Trigger Level Filter The pulse width filter is designed to remove signals detected by the sensor that do not ma...

Страница 21: ...aled to a max voltage of 1 8 V and minimum of 0 6 V An example of Channel 1 shown here the sensor is working properly with the detected edge shown by the solid vertical bars In this instance the graph...

Страница 22: ...alue Consult Factory for guidance Select Exit Gain Trigger Cal to get back to menu Selected Yes to save trigger gain adjustment or No to revert to previous setting 4 2 12 Reset Factory Configuration I...

Страница 23: ...wire Where the Magnicator float s magnetic field intersects the magneto elastic sensing wire A torsional return pulse results and travels back towards the electronics where it is measured The time of...

Страница 24: ...entation Residual magnetism on the sensor probe may lead to multiple signals being detected This would be shown by an unmoving signal on the graph and may be removed by running a bar magnet on the len...

Страница 25: ...1 04 JMT www Jerguson com JergusonApp clark reliance com 1 440 572 1500 25 5 4 Measurement Troubleshooting Measurement Troubleshooting issues can be addressed in the Filters menu See Section 4 2 11 fo...

Страница 26: ...r Non Linearity 01 of full scale or 030 whichever is greater Damping 1 to 32 Seconds Operating Temp 50 C to 85 C 58 F to 185 F RFI Guide SAMA PMC 31 1 5 1 20 to 1000 MHz to 30 V m Humidity Guide SAMA...

Страница 27: ...a Class I Div 1 Groups B C D T6 Class I Zone 1 AEx db IIB H2 T6 Ex db IIB H2 T6 Gb ATEX ITS19ATEX14921X II 2G Ex db IIB H2 T6 Gb IECEx IECEx ETL 19 0030X Ex db IIB H2 T6 Gb Intrinsic Safety IP66 With...

Страница 28: ...tallation Operation Maintenance Instructions IOM J500 35 2021 04 JMT www Jerguson com JergusonApp clark reliance com 1 440 572 1500 28 6 4 Full Menu Command List This section is left intentionally bla...

Страница 29: ...on Operation Maintenance Instructions IOM J500 35 2021 04 JMT www Jerguson com JergusonApp clark reliance com 1 440 572 1500 29 16633 Foltz Parkway Strongsville OH 44149 USA 1 440 572 1500 www clarkre...

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