A20B-8201-0083 Fanuc 0i-D Main CPU Control Board

Description

Fanuc A20B-8201-0083 is a high-density main control board measuring 195 mm x 145 mm x 25 mm, serving as the primary CPU logic unit for 0i-D series CNC systems. The hardware is constructed on a multi-layer fiberglass epoxy substrate with armored shielding for operation in severe industrial conditions. It integrates high-speed processing units to manage extensive input/output arrangements, including limit switch monitoring and analog process variable calculations. The board features surface-mount device (SMD) architecture and gold-plated interface connectors to ensure signal integrity for complex positioning systems.

A20B-8201-0083 Specifications
Model: A20B-8201-0083
Brand: Fanuc
Series: Series 0i-D
Category: Main PCB / Controller Card
Compatible Controller: A20B-0319-B502
Logic Voltage: 5 VDC / 24 VDC
Architecture: Multi-layer SMD
Dimensions: 195 mm x 145 mm x 25 mm
Weight: 0.45 kg
Material: FR-4 Fiberglass Epoxy
I/O Capacity: High-density Analog and Digital
Operating Temperature: 0 to 55 °C
Storage Temperature: -20 to 75 °C
Humidity: 10 to 90 % RH (non-condensing)
Certifications: CE, UL Recognized

A20B-8201-0083 Applications
Primary applications include integration into Fanuc 0i-D series CNC machining centers and turning centers for real-time axis control. Deployed within A20B-0319-B502 controller assemblies to manage logic processing for robotic arms and automated production lines.