A16B-2200-0941 FANUC Option 3 PCB with PMC-RC

Buy online your A16B-2200-0941 FANUC Option 3 PCB with PMC-RC from our UK e-store Cnc-shopping UK, specialist in CNC machine-tools spare parts.

The FANUC A16B-2200-0941 is a PMC (Programmable Machine Controller) board featuring Option 3 with PMC-RC functionality, designed for use in FANUC CNC control systems. It executes machine ladder logic, manages operator panel signals, and coordinates machine I/O functions required for the operation of CNC equipment. This board is commonly used as a replacement part for FANUC-controlled lathes, machining centers, grinders, and other industrial machine tools.

Installed within the FANUC control rack, the A16B-2200-0941 communicates with the main CPU through the system backplane. The PMC-RC processor executes the ladder program responsible for machine sequencing, safety interlocks, M-code handshakes, hydraulic and pneumatic control functions, door and chuck monitoring, and operator interface interactions. Proper ladder data and machine parameters must be loaded to ensure correct machine operation after installation.

In industrial maintenance environments, this board is frequently replaced when the CNC control powers up normally but machine operation is blocked by PMC alarms, when ladder execution becomes unstable, or when machine inputs and outputs behave unpredictably. When the machine is configured for PMC-RC hardware and the part number matches the original installation, the A16B-2200-0941 provides a practical drop-in replacement solution that restores reliable machine control without requiring changes to the existing ladder program.

The board is widely used in FANUC-based turning centers, machining centers, grinding machines, and retrofit applications where the PMC controls auxiliary machine functions and coordinates communication between the CNC and machine hardware. Because machine-specific logic is stored within the ladder program, replacement typically focuses on restoring the hardware platform while preserving the original machine functionality and I/O mapping.

Manufactured in Japan, the FANUC A16B-2200-0941 is designed for continuous industrial operation and remains an important spare part for maintaining legacy FANUC control systems. Many maintenance departments keep this reference in stock to minimize downtime and quickly recover from PMC hardware failures. Depending on availability, the board may be supplied as a tested, refurbished, or replacement unit, with repair and exchange services available for defective boards.

Each unit can be functionally tested on appropriate CNC test benches and simulators to verify communication, ladder execution performance, and basic I/O operation before shipment. Packaged in ESD-safe materials and prepared for industrial transport, the board is typically supplied with warranty coverage and can help extend the operational life of existing FANUC-controlled machinery.

Frequently asked questions about A16B-2200-0941:

How do I confirm compatibility with my FANUC control?
Match the part number on your existing board and verify your CNC uses a PMC-RC type. If the installed ladder was built for PMC-RC and the rack slotting matches, this unit is typically a direct hardware replacement.

Will my existing ladder and parameters work after replacement?
Yes, provided the control is configured for PMC-RC and the correct ladder, parameters and I/O assignments are present on the CNC. Maintenance teams usually restore machine-specific data from their backups when swapping hardware.

What field symptoms point to a faulty PMC board?
Common signs include PMC alarms at boot, non-responsive panel inputs, stuck outputs, or ladder not running even though the CNC CPU starts. After verifying cabling and power, a known-good PMC board is a practical test.

Do you offer refurbished units or repair for this reference?
Cnc-shopping can supply a refurbished unit depending on inventory and may provide repair service or exchange service for defective cores. Contact us for lead time and availability.