Mistic I/O units going offline may affect operation of other mistic I/O units connected to SNAP-PAC-S1

Applies To:

SNAP-PAC-S1 Controller Firmware

Versions Affected:

Problem was discovered in version: R8.0e
Problem is fixed in version: R8.0f

Resolved In Version:

Problem is fixed in version: R8.0f

Symptoms:

If a SNAP-PAC-S1 has two or more mistic I/O units (such as a serial B3000 or a G4 brick) configured in a PAC Control strategy, and communication becomes disabled to a mistic I/O unit due to an error such as "-9 Timeout. No response from device...", then there is a possibility that communication may become disabled to one or more additional mistic I/O units. If an additional mistic I/O unit goes offline, it may or may not report an error to the controller error queue.

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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