Description
📌 Product Description
A02B-0166-C261#S is a 7.2-inch monochrome LCD display with operator interface (MDI) used in FANUC CNC control systems. It’s part of the A02B-0166 series of display/MDI modules found on many older FANUC controls.
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Part Number: A02B-0166-C261#S
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Manufacturer: FANUC
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Type: Monochrome LCD + Manual Data Input (MDI) unit
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Screen Size: ~7.2 inches
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Function: Displays machine status, parameters, alarms, messages and provides keypad input for operators.
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Application: Used on FANUC CNC control panels such as Power Mate and early i-series controllers.
🧾 Meaning of the “#S” Suffix
In FANUC part numbering:
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The suffix after the base number (like #S) typically refers to keyboard/layout variant or region specification.
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#S often indicates a standard or specific localized keyboard/overlay layout (e.g., European/standard key labels) distinct from:
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#TR (English/US keyboard layout)
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#TS (symbol-key layout)
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#R (revision or regional variant)
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Exact suffix meanings can vary based on production runs, but in general:
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#S = Standard key labeling/region version of the unit.

