Samsung DCS-816 Installation Manual

Also see for DCS-816: Programming manual Programming manual User guide Installation manual General description

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SAMSUNG InstallationDCS-816 March 19992-62.6 External Battery Connection (Figure 2-4)It is recommended that an external battery should be installed to backup the system in case of ACpower failure. The DCS-816 system is equipped with battery charging and discharging circuits tointerface with an external battery.To decide the capacity of the battery, keep in mind that it may damage the system if too largewhile it cannot backup the system long enough if too small. The capacity should be not less than6AH nor more than 26AH. The battery voltage should be 48 volts.To connect an external battery, first pick out the battery connection cable through the MDF cablepath. Connect the RED lead of the cable to the positive (+) terminal of the battery and the BLACKlead to the negative (-) terminal. Then insert the housing connector into the header in the powersupply.NOTE: The actual connection should be done as the final step in the installation of the KSU.FIGURE 2-4CONNECTING A SYSTEM BACKUP BATTERY¸ USE EXTREME CAUTIONON THE POLARITY ANDTHE INRUSH CURRENTAT THE POINT OFCONNECTIONTechnical Manuals Online! - http://www.tech-man.com