PRC-201H Redundancy Switch Controller is a universal redundancy switch system for any brand of HPA in 2:1 redundancy configurations.

PRC-201H’s operation is based on detecting the current status (alarms or faults) from the units alarm interface. Switching from the faulty unit to stand-by unit occurs whenever an alarm detected.

The system can operate in automatic mode or manual. In automatic mode, it can work predefined rules, without any user intervention. In manual mode, user can control the switch without any limit.

The system includes a W/G switching plate, which is normally installed of HPA rack, and a Controller Unit. The controller is a 19” and 1RU unit is equipped a with 2x40 character display, keypad and status and alarms LED on front panel, and Data In/Out ports on rear panel. It is has dual power supply to guarantee very high availability.

The PRC-201H can be managed locally on front panel or remotely via RS232, RS485 or its user friendly web interface (GUI) over Ethernet port.