GE A20B-2900-0110/05A | Servo Control Board

The GE A20B-2900-0110/05A serves as a control board for industrial servo drive systems. This PCB module manages motor positioning and velocity control for precision applications. It integrates directly with compatible GE servo amplifiers and drives. Weighing only 0.18 kg, the GE A20B-2900-0110/05A mounts inside servo drive cabinets. Its dimensions measure 180 mm x 120 mm x 15 mm.

Processing and Control Features

The GE handles feedback processing from resolver and encoder sensors. This control board generates PWM signals for precise motor current regulation. It includes built-in fault detection for over-current and over-temperature conditions. Moreover, the GE A20B-2900-0110/05A features diagnostic LEDs for quick status verification. Consequently, you can monitor system health at a glance.

Energy Storage and Internal Components

The GE contains electrolytic capacitors for local power filtering and energy storage. These capacitors smooth the DC bus voltage for stable operation. The board includes 4 mounting holes for secure installation inside the drive enclosure. It draws 300 mA from the 24 V DC control power supply. The GE A20B-2900-0110/05A features multiple test points for troubleshooting with an oscilloscope. Therefore, technicians can verify signals without disconnecting cables.

Technical Specifications Table

Below are the complete technical parameters for engineers and procurement teams:

Parameter	Specification
Full Product Name	GE A20B-2900-0110/05A
Product Category	Servo Control Board PCB Module
Board Type	Main control PCB for servo amplifier
Processor Type	Dedicated motion control ASIC
Feedback Inputs	Resolver + Encoder (differential)
Output Signal Type	PWM (3-phase)
Control Modes	Position, velocity, torque
Fault Protection	Over-current, over-voltage, over-temperature
Diagnostic LEDs	Power (green), Fault (red), Enable (yellow)
Test Points	6 (voltage, current, feedback signals)
Mounting Holes	4 (3 mm diameter each)
Current Consumption (24V DC)	300 mA
Power Dissipation	7.2 W typical
Energy Storage Type	Electrolytic capacitors (4 units, 220 µF each)
Total Capacitance	880 µF
Number of Components	1 PCB + 4 capacitors + 2 connectors + 4 mounting holes
PCB Material	FR-4 epoxy glass
Number of Layers	4-layer board
Connector Types	1 x 20-pin header, 1 x 10-pin header
Net Weight	0.18 kg (180 grams)
Gross Weight (packaged)	320 grams
Dimensions (L x W x H)	180 mm x 120 mm x 15 mm
Operating Temperature	0°C to +55°C
Storage Temperature	-20°C to +70°C
Humidity Tolerance	5% to 95% non-condensing
Certifications	CE, UL

Installation and Application Details

The GE A20B-2900-0110/05A installs inside the servo drive enclosure using four screws. Connect the 20-pin ribbon cable to the main power board for proper communication. Attach the encoder feedback cable to the 10-pin header for position tracking. The GE A20B-2900-0110/05A requires no external programming for basic operation. Use an oscilloscope at the test points for advanced troubleshooting. This control board suits CNC machines, robotics, and precision positioning systems. It also works perfectly for automated assembly lines and material handling equipment. Thus, the GE A20B-2900-0110/05A provides reliable servo control for demanding motion applications.