GE A02B-0098-B512 Control Base Plate

Technical Specifications

Parameter	Value
Brand	GE
Model	A02B-0098-B512
Category	Control Base Plate
Weight	4.85 lbs (2.20 kg)
Dimensions	14.2 x 8.6 x 2.1 inches
Material	Powder-coated steel
Component Count	22 passive components
Module Slots	8 slots
Slot Pitch	1.2 inches between slots
Backplane Layers	2-layer PCB
Power Bus Rating	10A at 5V DC, 5A at 24V DC
Connector Type	48-pin DIN per slot
Energy Storage	2 x 1000µF capacitors
Mounting Type	Panel or rack mount
Cooling	Passive convection

Physical Construction and Material Quality

This A02B-0098-B512 control base plate measures 14.2 inches in width. Its height reaches 8.6 inches with a depth of 2.1 inches. The total weight comes to approximately 4.85 pounds. Manufacturers used powder-coated steel for the main chassis. This coating resists scratches and corrosion in factory environments. The base plate holds up to eight module cards simultaneously.

Backplane Architecture and Slot Configuration

A02B-0098-B512 contains eight module slots arranged in a single row. Each slot has a pitch of 1.2 inches from center to center. A two-layer PCB backplane distributes power and signals across all slots. Each slot uses a 48-pin DIN connector for module interfacing. These connectors feature gold-plated contacts for reliable signal transfer. Consequently, modules lock firmly into place with the captive screws.

Power Distribution and Energy Storage

The control base plate provides two main voltage rails on the backplane. The 5V DC bus handles up to 10 amps for logic modules. A separate 24V DC bus delivers 5 amps for I/O power needs. Two 1000µF electrolytic capacitors sit on the input stage. These capacitors absorb inrush current during system power-up. Additionally, each slot has local decoupling for noise reduction. The A02B-0098-B512 distributes power evenly to all eight positions.

Application Use and System Integration

You will mount this base plate inside GE CNC control cabinets. It holds CPU boards, axis cards, and I/O modules together. The A02B-0098-B512 operates reliably from 0°C to 55°C ambient. Four mounting holes on the corners secure it to the panel. Passive convection keeps the backplane cool without fans. Therefore, this base plate provides a sturdy foundation for Series 15 control systems.