Omron SYSMAC series I/O Device output module, model 3G2A3-OC221, designed for switching AC loads in Omron PLC systems. This module is in good working used condition and includes the attached ribbon connector as shown.
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Brand: Omron
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Series: SYSMAC / 3G2 I/O Device
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Model: 3G2A3-OC221
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Type: Digital output module / PLC expansion I/O unit
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Output rating: 2 A, 250 V AC max (relay outputs)
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Number of outputs: 4 channels (typical configuration for OC221; see wiring diagram on label)
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Terminals: Screw terminals marked OUTPUT and COM with points n2, n3, etc., for field wiring
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Front indicators: Four status LEDs with user channel labels “20, 21, 22, 23” on the faceplate
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Connection to rack/CPU: Flat ribbon cable with keyed plug included
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Manufacturer: Omron Tateisi Electronics Co., Japan (per side label)
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For complete electrical characteristics and wiring details, refer to Omron documentation for 3G2A3-OC221.
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Good working used condition, previously installed in an operating panel
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Normal plastic yellowing, light scratches, and dust consistent with age and use
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Terminal screws and ribbon connector present and in serviceable condition
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Handwritten channel labels applied by previous user; can be removed or replaced by buyer
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No original box, manuals, or extra accessories included
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Suitable as a replacement or spare output module for Omron SYSMAC S6 / 3G2 PLC systems requiring relay outputs up to 2 A at 250 V AC.
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Buyer should verify compatibility with their PLC rack, CPU type, and load ratings before purchase.
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See all photos for detailed views of label, terminals, connector, and cosmetic condition.
