Bus Interface: 3.3V and 5V 32-bit 33MHz PCINumber of I/O:88-bit Programmable Input/OutputDigital Input:1. Compatibility: 5V/TTL2. Digital Level: A. Input High: 2 ~ 5.5V B. Input Low: 0 ~ 0.8V 3.Interrupt: Change of State Detection on all Input bitsIntrusion Logger:1. 8 inputs are monitored by logger processor with latest 16 events2. Real time clock for time sharpDIP Switch:8-bit DIP Switch read backDigital Output:1. Status read back2. Output driving current: A. Source: 24mA B. Sink: 50 mA 3. Automatically Initiate to Input state after Power OnReal Time Clock:Read and Writeable real time clockConnector:100-pin SCSI II Connector Security:ProtectU1. Manufacturing code and serial number2. Hopping code in code transmission3. Encrypted keyTimer:4 x 16-bit independent programmable timerSRAM:512KB SRAM with battery back-upInternal I/O:RS-232 10-pin pin header for PtotectU and Intrusion logger data communicationDimension:130mm x 85mm (5.12" x 3.35")Software Driver:Windows XP/2KOperating Temp.:0~60oC (32~140oF)RoHS:RoHS Compliant