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4. CIRCUITS AND PATHWAYS 4.1 Signaling Line Pathways 4.1.1 Pathways Class Designations and 5urvivability Pathways class: Survivabili level: uanti ------------ --------- �' ------l--------------------- Q ty' -------�----- -------------- (See NFPA 72,Sections 12.3 and 12.4) / 4.1.2 Pathways Utilizing Two or More Media Quantity: Description: 4.1.3 pevice Power Pathways . Q No separate power pathways from the signaling line pathway I ❑Power pathways are separate but of the same pathway classification as the signaling line pathway ❑Power pathways are separate and different classification from the signaling line pathway I . 4.1.4 Isolation Modules Quantity: 4.2 Alarm Initiating Device Pathways I 4.2.1 Pathways Class Designations and Survivability Pathways class: - _ Survivability level: '� _ Quantity: -- ----�--------— -- --- ---------- -- -- - -- --------- -- (See NFPA 72,Sections 12.3 and 12.4) 4.2.2 Pathways Utilizing Two or More Media Quantity: _ Description: 4.2.3 Device Power Pathways [6}'No separate power pathways from the initiating device pathway ❑Power pathways are separate but of the same pathway classification as the initiating device pathway ❑Power pathways are separate and different classification from the initiating device pathway 4.3 Non-Voice Audible System Pathways 4.3.1 Pathways Class Designations and Survivability Pathways class: Survivability level: _�_ ( _ Quantity: Z _ (See NFPA 72,Sections 12.3 and 12.4) . 4.3.2 Pathways Utilizing Two or More Media Quantity: Description: 4.3.3 Appliance Power Pathways �No separate power pathways from the notification appliance pathway ❑Power pathways are separate but of the same pathway classification as the notification appliance pathway ❑Power pathways are separate and different classification from the notification appliance pathway NFPA 72, Fig 10.1$.2.1.1 (p 3 of 12} Copyright O 2009 National Fre Protection Association.This form may be copied for individual use other than for resale.It may not be copied for commercial saie or distribution.