Initial Start-up .............................................................................................................................................. 74
Overview ....................................................................................................................................................... 77
AC Utility Connection .................................................................................................................................. 77
Controller Connections ............................................................................................................................... 77
Auxiliary Alarms ........................................................................................................................................... 80
7A QS840A System Controller .............................................................................................................. 83
Overview ....................................................................................................................................................... 83
User Interface and Display. ........................................................................................................................ 89
Minimum Configuration ............................................................................................................................. 89
7B QS841A System Controller .............................................................................................................. 99
Overview ....................................................................................................................................................... 99
Status ............................................................................................................................................................ 107
Control/Operations .................................................................................................................................... 109
Configuration ............................................................................................................................................... 111
10/100 Base-T Ethernet Port ..................................................................................................................... 117
8 Rectifier ............................................................................................................................................ 125
Overview ....................................................................................................................................................... 125
Alarms and Displays .................................................................................................................................... 126
Features and Functions .............................................................................................................................. 127
Overview ....................................................................................................................................................... 129
Ringer Chassis .............................................................................................................................................. 131
Ringer ............................................................................................................................................................ 131
Types of Ringing. ......................................................................................................................................... 132
11 Peripheral Devices ............................................................................................................................ 135
Voltage/Thermal Probes ............................................................................................................................ 135
Overview ....................................................................................................................................................... 137
Module Features. ......................................................................................................................................... 138
Module Connector Definitions .................................................................................................................. 139
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