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Manual 2100-563C
Page 32 of 40
FIGURE 15
ALARM BOARD CONNECTIONS
FOR NORMALLY CLOSED "NC" OPEN-ON-ALARM STRATEGY
IMPORTANT! LED display board is shipped loose to protect it from possible damage during
installation of the wiring to main controller board and/or the alarm board. It is polarity sensitive
and is keyed so it can only be installed in correct position.
Note 1: 2nd Stage, Econ 1, Econ 2, High Temp 2 and Controller alarms are only on -B alarm board.
All other alarms are on both -A and -B alarm boards.