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Momentum M1 IEC Exec. Upgrade to v.2.11e

Goals and Symptoms

The purpose of this resolution is to inform Momentum product users that the IEC Executive firmware for M1 processors has been upgraded to v.2.11.

Facts and Changes

IEC Exec version 2.11 resolves the following issues:

  • 1) M1 IEC Exec version 2.11 did not allow OFS to access Concept IEC unlocated variables.

    2) An xxmit Function Block in an M1 Processor may fault with an error 150 (in the xxmit block) if the xxmit block is active (powered) when the PLC is power cycled.

Causes and Fixes

Installing IEC Exec. v.2.11 resolves the above mentioned issues.

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