Supply voltage type AC Number of digital inputs 12 Input type PNP/NPN Number of digital outputs 8 Output type Relay Program capacity 8 K steps Data memory capacity 4 K words Logic execution time 0.23 µs Communication port(s) Serial RS-232C, USB Number of Ethernet ports 0 Number of USB ports 1 Number of RS-232 ports 1 Number of RS-485 ports 0 Communication option(s) None Number of encoder input channels 6 Max. encoder input frequency 100 kHz Max. number of PTP axes 0 Max. pulse output frequency 0 kHz