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PI Interface for DNP3

Software requirements

  • Last UpdatedJul 24, 2026
  • 2 minute read

Review the following software and hardware requirements before you install the latest version of PI Interface for DNP3.

Note: If you are upgrading from a previous version of the interface, refer to Upgrade to version 3.0.1.0 or later section of this manual before upgrading.

The following software is required on the host where the interface is installed:

This interface is a 32-bit application. This interface will run in emulation mode if installed on a 64-bit architecture system.

The following operating systems are supported for use with this product:

  • Windows Server 2019 R2

  • Windows Server 2016

  • Windows Server 2012 R2

  • Windows Server 2012

  • Windows 10

  • Windows 8.1

    Note: The latest service packs and updates to the operating system are recommended.

The recommended requirements for this interface are as follows:

  • Processor and RAM as recommended by Microsoft for the operating system in use.

  • I/O medium specific ports. For example, to utilize RS-232 communication, an RS 232 port is required. For TCP/IP, a Network card is required. For RS 485, a RS 232 to RS 485 converter is required.

The minimum requirements for this interface are as follows:

  • Processor and RAM as recommended by Microsoft for the operating system in use.

  • I/O medium specific ports. For example, to utilize RS-232 communication, an RS 232 port is required. For TCP/IP, a Network card is required. For RS 485, a RS 232 to RS 485 converter is required.

    • These are only minimum requirements. Large configurations require a faster computer and more RAM.

The value of the [PIHOME] variable for the 32-bit interface depends on whether the interface is being installed on a 32-bit operating system (C:\Program Files\PIPC) or a 64-bit operating system (C:\Program Files(x86\PIPC). The value of the [PIHOME64] variable for a 64-bit interface is C:\Program Files\PIPC on the 64-bit operating system. In this documentation [PIHOME] represents the value of either [PIHOME] or [PIHOME64]. The value of [PIHOME] is the directory which is the common location for PI client applications.

This interface was built using a UniInt version (4.5.0.59 and later) which writes all its messages to the local PI Message log. Any references to PIPC.log are erroneous and actually refer to the local PI message log. Please see the document UniInt Interface Message Logging.docx in the %PIHOME% \Interfaces\UniInt directory for more details on how to access these messages.