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Micromod MOD: 30ML and Modcell Totalization Application Guide User Manual

Page 16

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Using The Totalizer Block

Building the Strategy

14

APPLICATION 2 - TOTALIZER AND PID WITH SEPARATE COMMANDS MENU

Application 2 will include the totalized value as part of the PID display. However, the totalizer
commands menu is assigned to a separate display tag.

You must be inside a loop compound to build this strategy.

Placing The Blocks

As a shortcut we will be loading a direct connect PID loop compound from the compounds library.
This compound already includes a basic single loop PID with input and output blocks, display,
alarms and a tune list blocks.

1. Select the Compounds icon

using the right mouse key.

2. From the sub-menu select the Load icon

.

3. Select the COMPOUND directory.

4. From the COMPOUND directory select the compound block file entitled BASICPID.CSM.

5. Press OK.

6. When asked to save occurrence numbers, say No.

7. You should have a blue Direct Connect Compound on your PC screen. Double click on the

compound to open it.

8. Open the display block by double clicking on the block.

9. In the Block Tag field enter “PIDDISP”.

10. Close the block by clicking on

.

Adding a totalizer block to the compound.

1. Select the Library icon

from the top of the screen.

2. Select ALGORITHMS.

3. On the left side of the screen, from the algorithms menu select and drag to the work area a

block.

4. Enter the Totalizer block by double clicking on the block.

5. In the Block Tag field enter “Total”. This name will appear on the outside of the block.

6. Close the block by clicking on

.