Notice from Qualitrol’s GE IP PLC
Per our lead GE IP technical support engineer, this note is in response to a situation that occurred with a customer a couple of months ago. Qualitrol’s engineers uncovered the issue, passed it along to GE for confirmation, and GE has tested and confirmed the incompatibility:
A GE IC693ALG442
-DA and later will not work with a GE IC693CPU321 (any version) or an IC693CPU340
(any version). The module requires CPU firmware version 8 or later to be compatible and the aforementioned CPUs cannot be upgraded to version 8. All other Series 90-30
CPUs can be upgraded to version 8.