The A20B-0008-0500/01A links machine-side signals to the control side inside GE Fanuc CNC assemblies. This PCB board measures roughly 9.8 inches long, 0.9 inches wide, and 5.5 inches high. Moreover, it weighs about 0.8 pounds, which suits rack-based mounting. Engineers specify the A20B-0008-0500/01A when they need dependable signal transfer between machine and control interfaces.
Technical Specifications and Interface Details
The board routes discrete signals between machine interface points and the control backplane. Specifically, it carries multiple connector headers for ribbon and discrete wiring. Additionally, onboard logic buffers condition incoming signals before transmission. A keyed edge connector aligns the board inside the host rack.
| Parameter | Specification |
|---|---|
| Module Type | Machine-to-Machine Interface PCB |
| Function | Signal transfer between interfaces |
| Dimensions | 9.8 x 0.9 x 5.5 in |
| Weight | ~0.8 lbs |
| Connectors | Ribbon and discrete headers |
| Interface | Backplane edge connector |
| Mounting | FANUC CNC rack |
| Logic | Onboard signal buffering |
Energy Storage and Signal Integrity
Internal capacitors on the A20B-0008-0500/01A provide local energy storage for stable logic voltages. Consequently, the board rejects noise from motors and contactors on the machine floor. This filtering keeps signal transitions clean across long cable runs. The design therefore supports consistent communication during demanding machining cycles.
Installation and Compatibility Notes
Because the A20B-0008-0500/01A slides into standard GE Fanuc racks, technicians complete replacement in minutes. They should confirm connector alignment before they apply power to the system. Furthermore, routine inspection of edge contacts prevents intermittent signal faults. Always store spare boards in anti-static packaging to protect sensitive components.
Details
| Weight | 1.5 kg |
|---|---|
| Dimensions | 278 × 194 × 42 mm |
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