KB88905
Published: July 9, 2020
Revision: 3.0

S1 or S2 controller in a redundant system shows "non-qualified" when using persistent timer variables


Applies To:

Firmware for:

  • SNAP-PAC-S1
  • SNAP-PAC-S1-FM
  • SNAP-PAC-S1-W
  • SNAP-PAC-S2
  • SNAP-PAC-S2-W

Versions Affected:

Firmware R9.0a to 10.3a

Resolved In Version:

10.3b


Symptoms:

In a redundant SNAP PAC controller system (using the SNAP-PAC-ROK), the PAC Redundancy Manager reports that the backup controller is "non-qualified" instead of "qualified." This issue occurs when using persistent timer variables. 

Workaround:

Use only timer variables that are not persistent.

Resolution:

Opto 22 has resolved this issue.

Questions?

Contact: Opto 22 Product Support.
Phone: 800-835-6786 or 951-695-3080
Email: support@opto22.com


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