21
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Ensure a proper connection (see connections above). From the home screen, press to start the HART function.
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The calibrator will poll address 0. If no connection is made, it will scan from address 1 to 15.
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Once the calibrator establishes communication with the transmitter, the transmitter will be added into the HART
device list.
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Press / to stop the polling.
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Press to restart polling.
3. Online/offline
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The HART functions are shown in the Measure window of the Home screen and the HART icon will display in
the status bar after connection to the transmitter is established.
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Press / to disconnect the HART instrument and the HART icon will disappear.
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If HART communication is terminated, the HART function will abort and the calibrator will prompt to poll again.
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If HART communication is terminated in use, the HART function will abort.
3.2.2 Process variables
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Display HART-PV, HART-AO, HART-%, Loop mA.
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Press / to select the process variable to be the main value displayed in the MEASURE window.
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Select the process variable in the MEASURE screen before running a HART transmitter calibration task.
Содержание ADT761 Series
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