Honeywell C300 - Configuration Overview

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Series 8 C300 Controller User's Guide
Honeywell
R500
April 2017
3. C300 Controller Installation and Upgrades
3.5. Upgrading C300 Controller Firmware
The controller is set to timeout in 4.5 minutes if the firmware upgrade operation is not
completed. When the timeout occurs, the controller aborts the upgrade operation and
returns to the operating state (ALIV or RDY) prior to the start of the firmware upgrade.