FANUC ABU05A 5-Slot Horizontal I/O Base Unit P/N A03B-0819-C002

Technical Specifications

Model:A03B-0819-C002

Brand:FANUC

System compatibility:5-slot ABU05A horizontal I/O base rack for FANUC Series16i,Series18i,Series21i CNC systems. Used for installing A03B-0819 series I/O input and output modules. Widely fitted on vertical machining centers and CNC lathes.

Function:Horizontal backplane rack with 5 expansion slots. It provides backplane bus and installation carrier for pluggable I/O modules. Realizes I/O Link communication between CNC host and each I/O card,transmits sensor input signals and actuator output signals. This base rack does not contain I/O modules,modules must be purchased separately.

Installation:DIN rail mounting inside electrical cabinet,backplane bus connection design.

Interface:

‑I/O Link bus communication connector

‑5 slots for plug-in I/O modules

‑Backplane signal bus

‑24VDC power supply terminals

‑Power and bus status LED indicators

Circuit feature:Backplane bus circuit,signal surge protection,overvoltage protection,stable signal transmission under cabinet continuous vibration.

Feature:Legacy FANUC I/O base rack,horizontal installation type. 5-slot compact design for cabinet space saving. Common faults:backplane pin oxidation,poor bus contact,power circuit burnout. Confirm matched I/O module model before replacement.

Diagnostic:Damaged backplane triggers CNC I/O Link communication alarm;LED indicators display power and bus running state.

Power supply:24VDC

Protection class:IP20

Horizontal operating temperature:0℃ ~ +55℃

Storage temperature:-20℃ ~ +80℃

Relative humidity:5%‑90% non‑condensing

Vibration:Complies with machine tool industrial environmental requirement

Weight:0.65kg

Dimensions:230mm ×95mm ×42mm

Certification:CE,UL

Built‑in function

A03B-0819-C002 ABU05A 5-slot I/O base rack acts as I/O bus carrier for FANUC CNC system. It carries I/O modules and completes signal exchange between CNC controller and machine field devices. Widely used for CNC machine control cabinet spare‑part replacement.

Product Brief

A03B-0819-C002 belongs to FANUC A02B series I/O spare parts family,ABU05A horizontal 5-slot I/O backplane rack. This unit only includes base rack without I/O cards. Verify CNC system and I/O module compatibility before ordering. Check backplane contacts and 24V power wiring during commissioning. Widely applied for CNC equipment maintenance and renovation. ESD anti‑static protection shall be followed during installation.