Mitsubishi Electric PLC Q Series CPU module Redundant Process-CPU; 4096 I/O; 34 ns/com.; 252k steps, Series: MELSEC-Q, Type: REDUNDANT CPU, Program Memory: 252K, Program Memory: Unit STEPS, Local I/O Points: 4.096, Local + Remote I/O Points: 8.192, Cycle Time LD (ns): 34, Cycle Time MOV (ns): 102, USB: 1, Ethernet Port: N/A, RS-232: 1, Buffer Battery: YES, Int. Current Consumption (A): 0.89, Chemical resistance: Conformal Coating