Description
A02B-0281-C120#MBS is a CNC operator panel with integrated LCD display used with CNC controls from FANUC.
📌 Basic Information
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Part Number: A02B-0281-C120#MBS
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Type: CNC Operator Panel / LCD Display Unit (HMI)
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Controller Series: FANUC Series 0i-D
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Category: Human–Machine Interface (HMI)
⚙️ Main Functions
The A02B-0281-C120 panel provides the main operator interface for the CNC machine. It enables the operator to monitor and control machine operations.
Key functions include:
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Displaying CNC operation screens and machine status
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NC program input and editing
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Showing alarms, diagnostics, and system messages
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Enabling manual machine operations (MDI, jog, reference return)
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Communication with the CNC main control unit
🖥️ Typical Components
This unit typically contains:
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Integrated LCD display
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Operator keypad / keyboard
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Soft keys and function keys
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Interface connectors to the CNC controller
🔎 Meaning of “#MBS”
In FANUC option codes:
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#MBS identifies a specific configuration version of the panel.
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It usually refers to differences such as:
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Keyboard layout
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Display type
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Machine-builder configuration
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Regional or language settings
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🧩 Related Models
Other panels in the A02B-0281 operator panel family include:
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C120
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C121
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C125
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C126
These are different hardware or configuration versions designed for FANUC 0i-D CNC systems.
✅ Simple explanation:
A02B-0281-C120#MBS = FANUC 0i-D CNC operator panel with LCD display used to operate, monitor, and program the CNC machine. 🔧

