S7830 First Out Expanded Annunciator
Application: The S7830 Expanded Annunciator is an enhancement module for use with 7800 SERIES Relay Modules. The S7830 is a microprocessor-based device designed to monitor the status of a series string of limit, control, and interlock contacts for a commercial or industrial burner. The S7830 acts as a system monitor and enhances fault and status messages of the 7800 SERIES burner control.
