Fanuc DeviceNet interface board for 16i/ 18i/ 21i A20B-8001-0880

A20B-8001-0880 is a printed circuit board (PCB) used in CNC control systems manufactured by FANUC.

---

📌 Basic Information

• Part Number: A20B-8001-0880

• Type: Printed Circuit Board (PCB)

• Category: Control / Interface Board

• Used In: FANUC CNC controllers (commonly Series 0 / 0i / 16 / 18 / 21, depending on machine configuration)

---

⚙️ Main Functions

The A20B-8001-0880 board is used for communication and signal processing between modules inside the CNC control system.

Typical functions include:

• Processing machine control signals

• Data communication between CNC system boards

• Interface management with other modules

• Supporting overall CNC controller operation

---

🧩 Installation Location

This PCB is usually installed:

• Inside the CNC control cabinet

• On the main control rack / motherboard assembly

• Connected through the FANUC system backplane

---

🔎 Board Series

The A20B-8001 PCB family includes several internal boards used in FANUC CNC systems. Differences between boards usually relate to:

• Hardware revision

• Firmware compatibility

• Machine builder configuration

---

✅ Simple explanation:
A20B-8001-0880 = FANUC internal CNC control PCB used for signal processing and communication inside the CNC controller. 🔧