Saia Burgess PCD3.M3120Z05 PLC Controller

I/O module slots: 4
Real-time clock (RTC)
Main memory (RAM) for program and DB/text: 128 kByte
Flash memory (S-RIO, configuration and backup): 2 MByte
Data backup: 4 hours with SuperCap
Ethernet 10/100 Mbits, full-duplex, auto-sensing/auto-crossing
USB 1.1