Title: bn303_cgb.pdf
Product overview The Single Monitored Input Unit BN-303 has been designed for use with Autronica’s fire detection systems, Autroprime (version 1.1.0 or newer) and AutroSafe (version 4.3.1 or newer), and includes the SelfVerify function. This function ensures the highest grade of reliability and reduces the need for manual testing because the panel is able to continuously and automatically check all units that include this function.Function Options / Switch Settings The internal DIP switch S1 selects the function performed by the BN-303. For location of the DIP switch, refer to circuit board drawing on the next page. Refer to detailed descriptions of each function on this datasheet (Descriptions of function options A-E).The available functions include: • Function AAlarm condition signalling inputFunction BPre Alarm condition signalling input unitNote: External devices attached to this interface unit require a separate power source (they can not be powered by the detection loop).Function C