EverFocus EDR-1610A User Manual
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2.3.4 EKB-500 connection to several DVRs  
 
For long distance installations connecting several DVRs, the use of the optional EDA998 
connection kit is recommended: 
 
 
 
EKB 500 installation with several DVRs and EDA998 connection kit
 
 
For further details on keyboard connection, please refer to the EKB 500 manual. 
 
RS-485 port communication settings are configured in the RS-232/485 menu. 
