Description
📌 FANUC A02B‑0279‑C120#MA / #MAS – Small Stand‑Alone MDI Unit
General Description:
The A02B‑0279‑C120 is a compact Manual Data Input (MDI) unit from FANUC’s A02B‑0279 series designed for CNC machine operator panels. It functions as a stand‑alone MDI interface that allows an operator to manually input commands and interact with the CNC control when a full keyboard/display combination isn’t required.
đź§ Key Details
| Part Number | Description |
|---|---|
| A02B‑0279‑C120#MA | Small MDI unit – English text display/input interface |
| A02B‑0279‑C120#MAS | Small MDI unit – Symbolic icon display/input interface |
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🧩 Device Type: Small MDI (Manual Data Input) unit — a compact operator input/display module.
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🖥️ Function: Provides manual input controls and status display for CNC operation; typically used where minimal operator interaction is needed or alongside a main display.
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🔌 Series: Part of the A02B‑0279 display/control series of FANUC CNC HMI components.
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📦 Form Factor: Small and space‑efficient, suitable for panels with limited room for full‑size MDI/display hardware.
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🔄 Core Exchange: Often optional core exchange is supported by suppliers when ordering or replacing this part.
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🛠️ Repair: Repair services may not always be offered (varies by vendor), so replacements or refurb units are primarily available.
📌 Usage Notes
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These MDI units are commonly used in FANUC CNC operator panels where manual data entry is needed without a full display assembly.
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The suffix #MA typically designates an English text interface, while #MAS denotes a symbol/icon‑based interface (which can be preferred in multi‑lingual or simplified display setups).

