ER505
Single- Access Portal Interface Unit
The ER505 is a RS-485 dual access reader interface unit designed for 2 sets of door access functions in a single interface board. It is useful for doors/access portals that are of close proximity. It functions similarily like the ER 502.
RS 485 connectivity
Support up to 7 different card format
Customer Code support for higher security
10 Off Line supervisory card





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