DESCRIPTION APPLICATION PART NUMBER * 60 HZ MAIN SMOKE 1 THRU 24 ZONES W/REPEATER OPTION 486148-XX DETECTION CABINET 1 THRU 24 ZONES W/I REPEATER OPTION 485149-XX 50 HZ MAIN SMOKE 1 THRU 24 ZONES W/I REPEATER OPTION 48814950-XX DETECTION CABINET 1 THRU 24 ZONES W/I REPEATER OPTION 488151-XX 60 HZ SLAVE SMOKE 25 THRU 48 ZONES W/REPEATER OPTION 486152-XX DETECTION CABINET 25 THRU 48 ZONES W/O REPEATER OPTION 408853-XX 50 HZ SLAVE SMOKE 25 THRU 48 ZONES N/REPEATER OPTION 4886154-XX DETECTION CABINET 25 THRU 48 ZONES W/I REPEATER OPTION 488155-XX REPEATER 1 THRU 24 ZONES 488158-XX CABINET 1 THRU 48 ZONES 486157-XX MAIN S/D CABINET ONLY 898849 60 HZ BLOWER MAIN S/D CABINET W/SLAVE S/0 CABINET 898352 CABINET SLAVE S/D CABINET 898354 50 HZ BLOWER MAIN S/D CABINET W/SLAVE S/D CABINET 898353 CABINET SLAVE S/D CABINET 898355 # XX DENOTES NUMBER OF ZONES SKA-148941 Figure 1-1.  System Con- figuration, SKA-148941 1-4