A20B-8002-0191 Fanuc Sub-CPU Board 16i 18i 21i B

Fanuc optional type Sub CPU reference FANUC A20B-8002-0191 for sale online on Cnc-shopping website. This Fanuc Sub CPU is mounted on FANUC CNC i series controls such as Fanuc 16i, 18i, 21i Model B for the Fanuc additional modules such as axis card and CPU card. The FANUC Sub-CPU A20B-8002-0191 with LED indicators for diagnostics. This FANUC A20B-8002-0191 comes with a warranty.

The design complexity of CPUs increased as various technologies facilitated building smaller and more reliable electronic devices. The first such improvement came with the advent of the transistor. Cnc-shopping . Transistorized CPUs during the 1950s and 1960s no longer had to be built out of bulky, unreliable, and fragile switching elements like vacuum tubes and electrical relays. With this improvement more complex and reliable CPUs were built onto one or several printed circuit boards containing discrete (individual) components. FANUC A20B-8002-0191