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Close the Domain Explorer.
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Click Module > Instrument Index.
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In the Instrument Index Module window, on the toolbar, click New Tag .
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On the New Tag Number dialog box, type tag number 101-PT-201, and click OK.
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On the Loop Name dialog box, accept the loop name 101-P-201 and click OK.
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On the Loop Number Properties dialog box, click OK.
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On the Tag Number Properties dialog box, do the following to create the equipment that you need:
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Beside Equipment, click to open the Equipment dialog box.
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From the Equipment Type list, select TANK.
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Click New to add a new row.
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In the Equipment column, type F-102 and click OK.
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Click OK.
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On the Tag Number Properties dialog box, complete the data entry as shown.
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Click OK.
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In the Instrument Index Module window, on the toolbar, click (Loop Properties).
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On the Enter Loop Number dialog box, click Find.
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On the Loop Number Properties - Find Items dialog box, in the Search box, type *P, and press the Enter key to execute the search..
The * symbol is a multi-character wildcard which substitutes for any characters that precede or follow the specified character or string.
The Find Loop dialog box should display the following result:
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Select loop 101 P -201 and click OK.
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On the Loop Number Properties dialog box, do the following to add a loop function to the Loop function list:
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In the Loop service box, type F-102 TOP.
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Beside Loop function, click .
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On the Loop Functions dialog box, click New to add a new line.
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In the Loop Function column, type IA.
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In the Description column, type Indication and Alarm.
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Click OK.
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Clear the Apply equipment to tags check box.
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Enter the remaining loop data as shown.
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Click OK, and when prompted to edit tag numbers, click No.
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Press F7 to open the Domain Explorer.
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Expand New Refinery > Crude Area > Crude Unit 1 to displays item folders in Crude Unit 1.
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Expand the Loops folder and view loop 101 P-201 and its tag.