Communication ports:Remote I/O (RIO); RS232 (printer)
Input Voltage range:85…264V AC
Input Frequency:47…63 Hz
Product Line:Panelview 550
Display Size:5.5 in.
Display Color:Monochrome LCD blue mode
Input Type:Keypad(F1-F10)
Communication:Remote I/O Communication and RS-232 Printer Port
Input Power:120 VAC
Memory:170 KB application runtime