The modern ZKACCESS C3-400 Four-door One-way Controller is a 4 door, 2-way controller that is built on flexible, open technology to provide management, real-time monitoring, and control of your access control system from a browser, with no additional software to install. It connects with a variety of electric locks, sensors, exit buttons, alarm devices, and indicators, can be integrated with other security systems such as CCTV, Intrusion Detection, Fire Alarm Release, and elevastor Control for total security system. Directly compatible with ZKs biometric reader controllers. Easy-to-use and intuitive programming with ZKAccess Software.

• Card:30,000
• Event Buffer:100,000
• Reader Port: 4ea (26/34bits Wiegand,8bits burst-PIN
• Communication: RS485, TCP/IP Input Port: 12ea (4 exit buttons, 4 door sensor,4 Aux Input)
• Output port: 8ea(4 FORM-C Relay Output， 4 Aux FORM-C Relay Output)