Siemens 6SE7090-0XX84-0AB0 CUVC Control Unit Module

The Siemens 6SE7090-0XX84-0AB0 CUVC control unit module is a vector-control module for SIMOVERT MASTERDRIVES systems, enabling both closed-loop and open-loop control for precise motor speed and torque in industrial drives. It provides RS-232/RS-485 and USS bus communications, digital and analog I/O, HTL encoder input, and sensor support for motor temperature (PTC/KTY84), powered by a 24 V DC auxiliary supply and operable from -25°C to +60°C. Firmware is V3.4, with approximate weight 0.2 kg and dimensions 23.3 × 30.2 × 6.5 cm; the unit is discontinued but available as a spare part, with common replacements 6SE7090-0XX84-0FA0, 6SE7090-0XX84-0FB0, and 6SE7090-0XX84-0FC0.