GENERAL CHARACTERISTICS ITEM DESCRIPTION | C/O: CONTROL PANEL W/ REMOTE TROUBLE OUTPUT,CLASS B 4-WIRE DETECTION CIRCUIT,SUPERVISED BELL CIRCUIT; SMOKE DETECTOR POWER TERMINALS; ALARM AND TROUBLE ANNUNCIATOR W/ CLASS DETECTION CIRCUIT IN 2 AND 4 WIRE CONFIGURATIONS; BATTERY CHARGER; SMOKE DETECTOR-PHOTOELECTRIC TYPE; FIXED TEMPERATURE HEAT DETECTOR; RATE OF RISE AND FIXED TEMPERATURE HEAT DETECTOR; MANUAL PULL STATION; FRONT PANEL INDICATORS |