The GE A16B-2200-0250/06C 4-axis control board manages synchronous motion for CNC machine tools and robotic applications. This advanced module coordinates position, speed, and acceleration across four independent axes. Its PCB measures 280 mm in length, 200 mm in width, and 35 mm in height.
Technical Specifications
| Parameter | Specification |
|---|---|
| Brand | GE Fanuc |
| Model | A16B-2200-0250/06C |
| Category | 4-Axis Control Board |
| Number of Controlled Axes | 4 (X, Y, Z, auxiliary) |
| Control Type | Closed-loop servo control |
| Maximum Pulse Frequency | 4 MHz per axis |
| Position Feedback | Incremental encoder (RS-422) |
| Servo Update Rate | 2.5 ms per axis |
| Analog Outputs | 4 channels (±10 V, 16-bit DAC) |
| Digital Inputs | 8 channels (24 V DC) |
| Digital Outputs | 8 channels (24 V DC, 0.5 A) |
| Communication Interfaces | RS-232, RS-485, Parallel I/O |
| Internal Memory | 8 MB RAM, 4 MB flash |
| Power Supply | 5 V DC (logic), 24 V DC (I/O) |
| Power Consumption | 6.5 W (5 V) + 3.0 W (24 V) |
| Dimensions (L×W×H) | 280 × 200 × 35 mm |
| Weight | 0.65 kg |
| Operating Temperature | 0°C to +55°C |
| Storage Temperature | –20°C to +70°C |
| Component Count | 156 components |
| Protection Rating | IP00 (open frame) |
Motion Control and Axis Management
The GE A16B-2200-0250/06C coordinates four axes simultaneously for complex machining operations. Each axis operates independently with closed-loop servo control for precise positioning. The board generates pulse trains up to 4 MHz for high-speed stepper or servo drives. Such performance supports milling, turning, and multi-axis robotic applications.
Feedback Integration and Position Accuracy
Each axis accepts incremental encoder signals via RS-422 differential inputs for reliable position feedback. The board processes encoder counts in real time to maintain accurate tool positioning. Servo update rates reach 2.5 ms per axis for responsive motion adjustments. This rapid feedback loop ensures tight position control even during high-speed cutting operations.
Analog Outputs and Velocity Control
Four analog output channels deliver ±10 V signals for servo amplifier speed reference inputs. Each channel uses a 16-bit DAC for smooth and precise velocity control. The voltage resolution allows fine speed adjustments across the full motor range. These outputs connect directly to standard analog servo drives in CNC systems.
Input/Output Interface and System Integration
Eight digital inputs monitor external status signals from limit switches and pushbuttons. Eight digital outputs provide control signals for coolant pumps, tool changers, and work lights. The board communicates with the main CNC controller through RS-232 or RS-485 serial links. A parallel I/O interface enables rapid data exchange with external PLC systems.
Memory Architecture and Data Storage
The GE A16B-2200-0250/06C includes 8 MB of RAM for runtime motion data and interpolation calculations. The 4 MB flash memory stores axis parameters, compensation tables, and configuration settings. Users can store multiple part programs and tool offset data within this memory space. Battery backup preserves critical settings during power outages.
Construction and Component Layout
This PCB contains 156 components, including DSPs, FPGAs, and analog driver circuits. The board uses surface-mount technology for compact component placement and improved signal integrity. A multi-layer PCB design separates high-speed digital and analog sections to minimize interference. Heavy copper traces on the power distribution network handle the required current loads.
Installation and Mounting
Mount the GE A16B-2200-0250/06C on standoffs within the CNC control cabinet using M4 screws. Ensure proper clearance around the board for adequate airflow and heat dissipation. The IP00 rating suits controlled environments like electrical enclosures only. Connect shielded cables for encoder and analog signals to maintain noise immunity.
Details
| Weight | 0.25 kg |
|---|---|
| Dimensions | 220 × 160 × 20 mm |
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