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Scope: Core (OPC-10000-*) All specs

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OPC-10000-9 – OPC Unified Architecture - Part 9: Alarms & Conditions

5.8.22.1 Overview

this case, the SetpointNode would point to the secondary source. The LowLimit and LowLowLimit shall be negative, indicating a number below the target value and the HighLimit and HighHighLimit shall ... shall not be zero and shall follow these rules: HighHighLimit > HighLimit LowLimit > LowLowLimit . For example, if the LowLimit is -2 then a LowLowLimit of -1 would