Delta Mynah PLC-5 User Manual download pdf (Page 20)

Powerful Solutions for Digital Plants

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· To assign a Dataset and a register in the Dataset to an I/O module, follow these

steps:

1. Double click the IO_IN/IO_OUT parameter for the module. This brings up the

IO_IN/IO_OUT Property window.

2. Click on the Browse button. This brings up the Browse window.

3. Click on the Object_Type drop down list, select All. This displays all the

Dataset tags.

4. Double click on the desired Dataset tag. This assigns the tag to the module

and closes the Browse window.

5. Choose the desired register in the Parameter drop down list.

6. Click the OK button.

· For output modules, user also needs to change the MODE parameter to Manual for

Normal Mode and Target.

5.5 Using Diagnostics

· Verify PSIC communication: Select the PSIC on Diagnostics and press the right

mouse button. Select Display Real -Time Statistics from the drop down menu. If the

Programmable Serial Interface Card is functioning then the user will see the Valid

Responses counter and the Async and/or Sync Transactions counters incrementing.

There will not be any error counting up. This method checks the railbus

communications between the serial card and the DeltaV controller.

· Verify port statistics: Select the Port on the Programmable Serial Interface Card and

press the right mouse button. Then select Display Port Statistics form the drop down

menu. Verify that the port communications statistics are being displayed properly and

are counting as expected for the Allen-Bradley protocol’s functionality.

· Verify Dataset values: Select a Dataset and press the right mouse button. Select

View Dataset Registers from the Drop down window. Verify that the Dataset values

are displayed as expected.

5.6 LED Indication

The Yellow LED for the port should be on solid when all communications on that port are

valid. The Yellow LED should be blinking if there is some valid communications and

some communications with errors on that port. The Yellow LED should be OFF if there

are no valid communications on that port.

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Delta Mynah PLC-5 User Manual Page 20