ER502 p    ER502 
  Single- Access Portal Interface Unit 
  The ER502 is a RS-485 single access portal reader interface unit designed to greatly increased the flexibility design of the Matrix V system. Door peripherals like readers, keypads and door locking mechanisms are directly connected to ER 502 to provide a tamper proof solution and to reduced the cabling works and costing from door peripherals to the main controller. 
  orange button4  RS 485 connectivity 
  orange button4 Enhanced baud rate of 57600bps 
  orange button4 Support up to 7 different card format 
  orange button4 Customer Code support for higher security 
  orange button410 Off Line supervisory cards