Product type : Programmable Logic Controller CPU Module Model No:- 2MLI-CPUU Origin :- Made in Korea Program Memory Capacity :- 1MB(approx 128 KSteps) Max # slots :- 96 Max # I/O bases :- 8 (main + 7 extension) Max I/O extension distance :- 15m (Proprietary cable) Data Memory Capacity(Symbolic Variable Area):- 512 KB (Maximum, 256 KB retain settable) Surrounding Temp:- 0-55 deg C