Write Multiple Coils VI

Installed With: LabVIEW

Writes coils to write starting at starting address to the device coils.

Write Multiple Coils

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Modbus master in can accept any Modbus master instance.

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starting address defines the initial address used for the read or write operation. The Modbus specification defines this address as being 1-indexed. This library implementation uses 0-indexed addresses.

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coils to write defines the set of coils to be written to the device. These coils will be written to the device in a single atomic operation. A maximum of 1,968 coils can be written at once, due to size limitations of the Modbus protocol data unit.

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error out contains error information. This output provides standard error out functionality.

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The status boolean is either TRUE (X) for an error, or FALSE (checkmark) for no error or a warning. The pop-up option Explain Error (or Explain Warning) gives more information about the error displayed.

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The code input identifies the error or warning. The pop-up option Explain Error (or Explain Warning) gives more information about the error displayed.

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The source string describes the origin of the error or warning. The pop-up option Explain Error (or Explain Warning) gives more information about the error displayed.

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error in describes error conditions that occur before this node runs. This input provides standard error in functionality.

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The status boolean is either TRUE (X) for an error, or FALSE (checkmark) for no error or a warning. The pop-up option Explain Error (or Explain Warning) gives more information about the error displayed.

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The code input identifies the error or warning. The pop-up option Explain Error (or Explain Warning) gives more information about the error displayed.

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The source string describes the origin of the error or warning. The pop-up option Explain Error (or Explain Warning) gives more information about the error displayed.

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Modbus master out returns the Modbus master instance provided as input.