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&NAUTOCALL TrueAlarm Analog Sensors- Photoelectric and Heat; Standard Bases and Accessories Sensor bases You can change different TrueAlarm sensor types to meet location A4098-9792,standard sensor base requirements.You can use this feature to substitute sensors during building construction.When conditions are temporarily dusty,you can A4098-9789,sensor base with wired connections install heat sensors without reprogramming the control unit.Although A2098-9808 remote LED alarm indicator or A4098-9822 relay.The the control unit indicates an incorrect sensor type,the heat sensor relay is unsupervised and requires separate 24 VDC. operates at a default sensitivity and provides heat detection for building Supervised relay bases protection at that location. A4098-9791,four-wire sensor base,use with remote or locally mounted A2098-9737 relay,requires separate 24 VDC Mounting reference A4098-9780,two-wire sensor base,use with remote or locally Figure 3:Mounting reference mounted A4098-9860 relay,no separate power required You can program supervised relay operation,and manually operate it Electrical Box Requirements:(boxes are by others) from the control unit Without relay in the box:4"octagonal or 4"square,1-1/2"deep; Includes wired connections for remote LED alarm indicator or single gang,2"deep A4098-9822 relay,relay is unsupervised and requires separate 24 With relay in the box:4"octagonal or 4"square,1-1/2"deep, VDC with 1-1/2"extension ring Sensor base options 4"(102 mm)Square Box 4"(102 mm)Octagonal Box A2098-9737,remote or local mount supervised relay Surface mount reference DPDT contacts for resistive or suppressed loads power limited rating of 3 A at 28 VDC non-power limited rating of 3 A at 120 VAC,requires external 24 VDC U coil power f A4098-9860,remote or local mount supervised relay 1-1/2"(38 mm) SPDT dry contacts,power limited rating of 2 A at 30 VDC,resistive. minimum box depth Flush mount reference,mount even with final Non-power limited rating of 0.5 A at 125 VAC,resistive surface,or with up to 1/4"(6.4 mm)maximum recess A4098-9822,LED annunciation relay Supervised Relay' P Relay(mounts Activates when base LED is on steady,indicating local alarm or (mounts in base electrical box or in base electrical box) trouble remotely) DPDT contacts for resistive or suppressed loads,power limited rating of 2 A at 28 VDC.Non-power limited rating of 1/2 A at 120 VAC, J7 requires external 24 VDC coil power Relay Size: 2-1/2"X 1-1/2"X 1" 4098-9832,adapter plate (3.75 in 3)(64 mm X 38 mm X 25.4 mm) Required for surface or semi-flush mounting to 4 in.square electrical box and for surface mounting to a 4 in.octagonal box Supervised RelayZ(mounts in base You can use the 4098-9832 adapter plate for cosmetic retrofitting to electrical box or remotely;2-3/8"X 1-1/4"X 11/32" an existing 6 3/8 in.diameter base product (1 in 3)(60.4 mm X 31.8 mm X 8.6 mm) A2098-9808,remote red LED alarm indicator Mounts on single gang box NOTE:Review total wire count,wire size,and accessories being wired to determine required box volume. Figure 2:Remote red LED alarm indicator ��. 6-3/8"(162 mm) Adapter Plate,required for 1/4" mounting to surface mounted boxes (6.4 mm) and 4"square flush box ALARM 4-7/8"(124 mm) 15/16" (24 mm) 0 TrueAlarm Bases Table 1:Product mounting-Model reference Product Model Relay A4098-9822 Description Supervised relay Example 1 A2098-9739 TrueAlarm sensor bases contain integral addressable electronics that Example 2 A4098-9860 monitor the status of the detachable photoelectric or heat sensors.The Adapter plate 4098-9832 sensors transmit digitalized output to the system fire alarm control unit TrueAlarm bases A4098-9780,A4098-9789, every four seconds. A4098-9791,A4098-9792 Page 2 AC4098-0019 Rev.33 06/2023