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G310A-A i <br /> ' F2evised February 20, 2Q07 � . Pa,ge 5 <br /> � -- <br /> 1 <br /> i � <br />� CENT�iAL PRt3CESSING UNIT (CPU) CONTROL BOARD crnv csoZ� <br /> � <br /> r <br />� The CPU control baard is housed I attached inside the system endasure. A 9V DC <br /> battery powers the contra{ board's circuitry. � <br /> , REMOTE ALAAM CONN�CTION <br /> �d � F1 TERMINAL STRiP <br /> ooao + <br /> � � RELAY � <br /> E <br /> � � � Red V41'ire Sensor 2 <br /> � . � s�2 Black V�lirs t PM G3o5-8� <br /> AUDIBLE � � � <br /> ALARM � � Red Wi�e Sensor 1 <br /> RESET �' I Stadt Wire �P!N�3t�5-A) <br /> SWITCH • ° ��. � <br /> I (K1} �� o� � N�GM DRY CONTACTS{lnterconnect Cable} <br /> o BAi"i'ERY � �y' � N/O <br /> �' ° I Red Wire <br /> � (} p Cylinder <br /> Rstsaee Valve <br /> o� Q�� (Pft+t G303-F) <br /> d• � p i Btadc wre <br /> 'ACNC AUAF'F'tJf� <br />, � Q � �' <br /> `� � � ` <br /> p � `��--------- � � <br /> � �� <br /> 1 ' <br /> ij <br /> FIGURE 3 � FIGURE 3A � <br /> SUPEF2VESED CIRCUtTRY: The supervised circuitry <br /> is designed with a continuaus beeping alarm ta give � <br /> an indication af defec#ive eleetranics or loose termina! <br /> sensors. LOW BATTERY WARNING: The audib(e a(arrrr on <br /> the CPU control board will"chirp"approximately every <br /> SYSTEM OPERATIQ[+t LIGHT: The red "pawer" light 45 seconds when a low battery cortditian exists. tf this <br /> wil( biink approximately every 45 seconds to ccrnfirm condition exists, 9V DC battery must be replaced <br /> the system is opereting. immediately to insure proper system operation. If the <br /> � "chirp" continues there is possible frouble in the <br /> AUDiBLE ALARM: The system alarm is designed to electronic supervised circuitry in which case an <br /> sound once a stovetap fire has activated the system. � authorized Twenty First Century service center should <br /> The sysfem operation iight {red LEL}} wit! biink once � be contacted. <br /> every second during system activation. In addition the <br /> alarm will sound continuously until the rese± button is 3 AUXE�lARY Ol3TPUTS: The auxiiiary output terminal <br /> manually pushed, and then the system operation {ight strip P1 positian 5 (COM},6 (N/C), &� 7 (N/O), provide <br /> will again blink approximately every 45 seconds. a set of dry contacts that switch with a (1) second <br /> impulse every ten {'f 4}seconds. These contacts are <br /> REMOTE AI..ARM GONNECTiON:This connection is , used with the standard electric or gas shutoff <br /> provided where an optional remote alarm is required. � interconnect cable. The Interconnect cable is <br /> connecteci to 5 {COM} and 7 {N10}. The cantact <br /> , AC/DC Adaptor: A connection (J2)is provided for an rating for these terminals is 5 AMP 24 VAC. (See <br /> optional AC/DC wall adaptar for continuous AC power FIGURE 3} <br /> supply wifh battery backup. The wa11 transfarmer is a <br /> recognized component with a maximum input rating of NO ADJUSTMENTS REQUIRED: The CPU control <br /> 120VAC 60 Hz 4.85 w 300 MA with an output rating of board's sensitivity ! operating levels are preset and <br /> 9VDC(See FIGURE 3A}. factory tested for optimum performance. <br /> i <br /> i <br /> i <br /> I <br />