ABB RTU 520 520CMD01 CPU Modul 520CMD01 R0002 base module 1KGT031900R0002
DIN rail mounted base module RTU520
– 3x serial port (1x RS-232, 2x RS-485)
– 1x Ethernet interface (10/100BaseT)
– 1x USB port
– With connection interface to RTU520 I/O-extension modules
– Battery buffered real time clock
