Potter INSTALLATION MANUAL CA-4064 CLASS A EXPANDER

NOTICE TO THE INSTALLER manual provides an overview and the installation instructions for the CA 4064 module terminals are power limited and should be wired in accordance with the requirements of NFPA 70 NEC and NFPA National Fire Alarm Code Failure to follow the wiring diagrams in the following pages will cause the system to not as intended For further information refer to the control panel installation instructions module shall only be installed with listed control panels Refer to the control panel installation manual for proper operation DESCRIPTION CA 4064 is a Class A Expander for the PFC 4064 fire alarm control panel The CA 4064 allows for Class A wiring of P Link communication bus and the four 4 built in NAC circuits The CA 4064 mounts to the provided framework in fire alarm control panels connecting a device to the RS 485 connection take the following precautions to prevent potential damage to the connection Power to the RS 485 connection is removed Field wiring on module is correctly installed Field wiring has no open or short circuits TECHNICAL SPECIFICATIONS Current Current Temperature Range Humidity Range no of CA 4064 Expanders mA mA to 120 0 to 49 C non condensing x H x D 4 x 6 x 1 5 8 INSTALLATION Each Class A circuit is rated for a continuous 3 amps at 24 VDC The outputs are supervised and regulated A configuration requires the use of the CA 4064 Once the card is installed the additional terminals are provided the return loop of the P Link and the NACs Refer to figures 1 through 3 for examples of installing and wiring a Class A card PAGE 1 OF 4 A 3 17INSTALLATION MANUAL CA 4064 CLASS A EXPANDERPotter Electric Signal Company LLC St Louis MO Phone 800 325 3936 www pottersignal comfirealarmresources com 1 EXAMPLE OF INSTALLINg AND WIRINg A CLASS A EXPANDER CARD CLASS A MODULE HEX NUT SEMS PLCS PCA BOARD NOT SHOWN FOR CLARITY 638 6 2 INSTALLED CLASS A CARD PAGE 2 OF 4 Electric Signal Company LLC St Louis MO Phone 800 325 3936 www pottersignal com5406300 REV A 3 17 INSTALLATION MANUAL CA 4064 CLASS A EXPANDERfirealarmresources com 3 EXAMPLE OF CA 4064 MODuLE INSTALLED BEHIND MAIN PCA MAIN PCA CLASS A MODULE 4 EXAMPLE OF WIRINg A CLASS A EXPANDER CARD 1 NAC 2 1 NAC 2 A B A B NAC wiring supports Class A rated 24 VDC 3 Amp RS 485 wiring style supports class A and class B RS 485 is power limited Wiring for terminals A B and are supervised All wiring is between 12 max And 18 min Wire preparation strip all wires 1 4 inch from their edges as shown here inch PAGE 3 OF 4 Electric Signal Company LLC St Louis MO Phone 800 325 3936 www pottersignal com5406300 REV A 3 17 INSTALLATION MANUAL CA 4064 CLASS A EXPANDERfirealarmresources com Stripping too much insulation may cause a ground fault Stripping too little may cause a poor connection and subsequently an open circuit instructions do not purport to cover all the details or variations in the equipment described nor provide for every contingency to be met in connection with installation operation and maintenance subject to change without prior notification Technical Assistance contact Potter Electric Signal Company at 866 956 1211 performance is based on proper application of the product by a qualified professional further information be desired or should particular problems arise which are not covered sufficiently for the purchaser the matter should be referred to a distributor in your region PAGE 4 OF 4 Electric Signal Company LLC St Louis MO Phone 800 325 3936 www pottersignal com5406300 REV A 3 17 INSTALLATION MANUAL CA 4064 CLASS A EXPANDERfirealarmresources com