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AVEVA™ Plant SCADA

Port-based Parameters

  • Last UpdatedAug 04, 2025
  • 1 minute read

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UNINTENDED EQUIPMENT OPERATION

Do not change these protocol parameters, except on the advice of Technical Support for this product.

Failure to follow these instructions can result in death, serious injury, or equipment damage.

This parameters are used to manipulate port control.

Parameter

Allowable Values

Default Values

Description

[DNPR_<Port>]
Exclusive Access

0 – Non-exclusive access

1 – Exclusive access

0

When set, the port and units adopt exclusive access mode. In this mode, only one server is physically connected to the port.

When a unit is usurped, the other port connects after the originating port disconnects.

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