What is FANUC CNC Controller – Attached FANUC 4 system part of the controller configuration

FANUC CNC Controller

Introduction

FANUC CNC controller is at the forefront of industrial automation, and are the backbone of precision machining in industries such as automotive, aerospace, and electronics. FANUC systems are renowned for their reliability, advanced functionality, and scalability, and have become the global standard in CNC machine control.

But what exactly makes FANUC CNC controller unique? The answer lies in its well-structured system, which consists of a variety of specialised components that work seamlessly together to achieve unparalleled precision and efficiency.

In another What is FANUC CNC article we focused on the main features of the fanuc cnc. In this article we will take a closer look at the composition of the systems of the FANUC CNC Controller, exploring its key components and the differences between the different families of components.

What is fanuc controller

 The FANUC CNC controller, is the central processing unit of a CNC (Computer Numerical Control) system that manages and controls all machining processes. It serves as the “brain” of the machine, interpreting G-code commands, coordinating machine movements, and ensuring the precise operation of CNC machine tools.

The FANUC CNC controller processes inputs from the operator or from automated systems, converts them into control signals for the machine’s motors, and monitors the performance of the machine in real-time.

Basic components of the fanuc cnc controller

The FANUC CNC controller consists of several critical components that work together to control and monitor machining operations. Each part plays a specific role in ensuring the accuracy, reliability, and functionality of the entire system. Here’s an introduction to the basic components of a FANUC CNC controller:

  • Mainboard: As the core of the CNC controller, it processes data and instructions, coordinating communication and operations between various components.
  • Memory Card: Stores CNC programs, system settings, and parameter data, ensuring that essential information is preserved even if the machine loses power.
  • Power Supply: Provides stable electrical power to the controller and other components, ensuring proper operation of the CNC system.
  • Axis Card: Controls the movement of the CNC machine’s axes, sending signals to the servo motors for precise positioning and speed control.
  • I/O Board: Handles the input and output between the CNC controller and external devices (such as sensors, switches, etc.), ensuring proper device operation.
  • Keyboard: The primary input device used by the operator to input commands, adjust settings, and edit programs.
  • Operation Panel: Provides quick access to commonly used functions, allowing the operator to easily control machine operations.
  • Display Monitor: Displays real-time operational information, program status, and diagnostic data, helping the operator monitor and control the machine.
  • Display Card: Renders visual information on the monitor to help operators visualize toolpaths and machine operations.
  • Inverter: Controls the spindle motor’s speed and power for efficient operation and energy savings.

List of accessories and model numbers for some FANUC system controllers

 The FANUC 0,0i-A, 0i-mate B, 0i-B, 0i-mate C and 0i-C systems are widely used on a range of CNC machines, from basic to advanced models. To ensure optimum performance and compatibility, a range of accessories and components are available for these systems. These include essential items such as operator panels, I/O units, power supplies, and axis control cards, each with specific model numbers tailored to the needs of different machine types. The following table lists key accessories and their corresponding model numbers to help operators and technicians identify and procure the right parts for maintenance, upgrades, or replacements. Using the correct components will allow the system to operate with maximum precision, efficiency, and reliability.

A20B-8100-0135 Configration
Type of systemNameModel Number
0 seriesMainboardA20B-2002-0650
A20B-2002-0651
A20B-2000-0170
A20B-2000-0175
A20B-2001-0120
Memory CardA16B-2201-0101
A16B-2201-0103
Power SupplyA16B-1212-0100
A16B-1212-0950
Axis CardA16B-2200-0390
A16B-2200-0391
A16B-2200-0360
A16B-2200-0361
I/O BoardA16B-2203-0110
A16B-2203-0111
KeyboardA86L-0001-0125#A
A20B-1001-0720
A20B-1001-0721
CRTA61L-0001-0093
0i-AMainboardA16B-3200-0362
I/O BoardA16B-2203-0073
A16B-2203-0074
Power SupplyA20B-1005-0421
A20B-1005-0420
Axis CardA20B-2902-0290
KeyboardA86L-0001-0235
A20B-1006-0270
0i-mate BMainboardA16B-3200-0495
A20B-8100-0821
Power SupplyA20B-8100-0721
A20B-8100-0720
CPUA20B-3300-0293
Display CardA20B-3300-0341
A20B-3300-0410
Axis CardA20B-3300-0032
A20B-3300-0033
Memory CardA20B-3900-0163
A20B-3900-0183
KeyboardA86L-0001-0235
A20B-1006-0270
0i-BMainboardA16B-3200-0490
A16B-3200-0491
I/O BoardA16B-3200-0500
A16B-3200-0501
Power SupplyA20B-8100-0721
A20B-8100-0720
CPUA20B-3300-0293
Display CardA20B-3300-0341
A20B-3300-0410
Axis CardA20B-3300-0032
A20B-3300-0033
Memory CardA20B-3900-0163
A20B-3900-0183
KeyboardA86L-0001-0235
A20B-1006-0270
0i-mate C (old version)MainboardA20B-8101-0285
Power SupplyA20B-8101-0180
CPUA20B-3300-0291
Display CardA20B-3300-0283
Axis CardA20B-3300-0393
A20B-3300-0392
Memory CardA20B-3900-0163
A20B-3900-0223
KeyboardA86L-0001-0235
ScreenLM64P101
InverterA20B-8100-0710
0i-mate C (new version)MainboardA20B-8200-0395
 A20B-8200-0396
Power SupplyA20B-8101-0430
CPUA20B-8200-0360
A20B-8200-0361
Display Card
Axis Card
Memory CardA20B-3900-0163
A20B-3900-0223
KeyboardA86L-0001-0235
ScreenLM64P101
InverterA20B-8002-0631
A20B-8002-0633
0i-C (old version)MainboardA20B-8101-0280
A20B-8101-0281
A20B-8101-0285
Power SupplyA20B-8101-0180
CPUA20B-3300-0291
Display CardA20B-3300-0281
Axis CardA20B-3300-0392
A20B-3300-0393
Memory CardA20B-3900-0163
A20B-3900-0223
ScreenLQ084V1DG21
InverterA20B-8100-0920
A20B-8100-0922
0i-C (new version)MainboardA20B-8200-0390
A20B-8200-0391
A20B-8200-0392
A20B-8200-0393
A20B-8200-0395
Power SupplyA20B-8101-0430
CPUA20B-8200-0360
A20B-8200-0361
Display Card
Axis Card
Memory CardA20B-3900-0163
A20B-3900-0223
ScreenLQ084V1DG21
InverterA20B-8200-0631

Continuously updating……

Conclusion

The FANUC CNC main unit is at the heart of any FANUC-controlled machine tool, offering precise control, seamless integration with various components, and the ability to execute complex machining operations. Its advanced technology makes it an essential part of modern manufacturing, enabling industries to achieve high-quality, efficient, and reliable production.

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Repair Service

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FANUC Repair Process

How we process your repair requirements

Step 1: Contact Us:

Get in touch with us and provide as much detail as possible about the issue you are experiencing.

Our professional repair team will help assess the severity of the problem and the possibility of repair.

  • If the fault is likely repairable, we will provide an initial quote and arrange for logistics to collect the item.
  • If the fault is difficult to repair, we will suggest replacing the parts and offer a special discount quote for your reference.

The customer sends or delivers the servo drive to our company. We register it in our system and prepare it for further inspection.

Our engineers diagnose the fault points of the servo drive and provide a detailed inspection report, including the final repair cost and estimated repair time.

We provide the repair quote to the customer and wait for their confirmation. If the customer agrees to the quote, we proceed with the repair. 

Upon customer approval, we carry out the necessary repairs. After repairs are completed, we perform tests with the motor and conduct aging tests to ensure the servo drive operates reliably under various conditions. Once the testing is successful, we register the drive for delivery.

The customer completes the payment, and we deliver the repaired servo drive to the customer.

We provide attentive follow-up service to ensure customer satisfaction and address any further needs.

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