Emerson Transmitter LTM-300 Provozní pokyny

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When the HART Communicator is connected to the transmitter and turned on, the first screen that is seen by the user is the root menu screen. If the tr

If the user selects Operation Status from the Diagnostics screen, he is able to view all of the status bits indicating the health of the transmitter o

The HART Communicator informs the user that the maintenance flags have been reset when the transmitter has replied to the reset command. The user must

If it is desired to trim the digital level value, he may select a single point zero trim or a full level trim that requires the input o

Starting at the Calibration screen, select the Zero Level Trim procedure. This procedure trims the Level digital value measurement at the position th

The HART Communicator now requests that the level float be set to the desired level upper trim point. The second trim point can be any other level poi

The user is then notified that the loop may now be returned to automatic control. After the user presses OK the HART Communicator returns to the Calib

The user is then notified that the loop may now be returned to automatic control. After the user presses OK the HART Communicator returns to the Calib

The HART Communicator will display this screen reminding the user that the loop should be removed from automatic control before proceeding. When this

The next screen gives the user a choice to set the 4mA or 20mA values or to Exit the procedure. Here the user will select the 4mA menu position.The H

LTM-300 Magnetostrictive Level Transmitter Instruction and Maintenance ManualTable of ContentsSection 1. Transmitter Overview Page1.0 Gener



The LTM-300 is an electronic field instrument, suitable for installation in hazardous and non-hazardous industrial areas. Testing and certi

The LTM-300 is an assembly of two major components:• The Sensor Tube Assembly. This a 5/8” diameter stainless steel probe, sealed on one end, with t

Level/Interface. A second float may be added below the first one, and the second output will be calibrated automatically. The second time interval

Ambient Temp. Range -20°C ... +40°C (-4°F ... 104°F)Humidity Limits: SAMA PMC 31.1-5.2Vibration Limits:

DisplaysLevel Measurement Display - in inchesLevel measurement Display - in centimetersLevel Measurement Display - in millimetersLevel Measurement Di

6.4 Start-Up for Gage-MountedLTM Transmitters If the transmitter does not appear to calibrate properly, or has an erratic output, check the deadb

All MagTech products are warranted against defects in materials and workmanship of one year from date of shipment. The level gage chamber and process