The A16B-2203-0073/02A circuit board manages axis control and signal processing within GE Fanuc CNC systems. This printed circuit assembly connects the main processor to servo drive stages. Engineers rely on it for precise motion control in machining equipment.
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Type | Circuit Board |
| Compatibility | GE Fanuc CNC Systems |
| Board Function | Axis Control and Signal Processing |
| Layer Count | Multi-Layer PCB |
| Interface | Backplane Connector, Ribbon Headers, Servo Terminals |
| Dimensions | 300 mm x 200 mm x 25 mm |
| Weight | Approximately 0.68 kg |
| Component Count | 138 Active Electronic Components |
| Energy Storage | 3.0 V Lithium Backup Battery |
| Power Consumption | 5 VDC at 1.2 A |
| Operating Temperature | 0°C to 55°C |
| Relative Humidity | 5% to 95%, Non-Condensing |
Board Architecture and Function
The assembly uses a multi-layer PCB to route dense axis command signals. Therefore, it manages position, velocity, and torque data with minimal noise. Furthermore, 138 active components handle logic, conversion, and interface duties. Consequently, one board coordinates multiple servo axes reliably.
Interface and Connectivity
Backplane connectors and ribbon headers link the A16B-2203-0073/02A to the CNC rack. As a result, command and feedback signals travel through short, shielded paths. Additionally, servo terminals simplify drive wiring during installation and service.
Power and Backup
The board draws 5 VDC at 1.2 A from the system supply rail. Moreover, a 3.0 V lithium battery preserves calibration data during outages. Consequently, technicians avoid re-tuning axes after brief power interruptions.
Installation Notes
Operators secure the board with standoffs inside the CNC control enclosure. The compact footprint fits standard GE Fanuc card cages without modification. However, users should follow anti-static precautions before handling the assembly.
Details
| Weight | 1.5 kg |
|---|---|
| Dimensions | 278 × 194 × 42 mm |
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