RBH Access Technologies
High Density 32 Door PoE Fault Tolerant Controller
The High Density 32-Door PoE Fault Tolerant Controller is a 1U, 19-inch rack mount network access control panel. The basic configuration includes four TCP/IP network ports, eight Wiegand reader ports, two application programmable RS485 communication ports, 24 programmable inputs and 24 programmable outputs. The ACP is powered via PoE (max. 25 watts) and/or external 12 volts DC power supply and accommodates dual backup batteries (with onboard PoE battery chargers). Users can configure the RS485 ports to control up to 28 wireless locksets.
http://www.rbh-access.com/unc-500-ft-8r-rm