The Omron SYSMAC PRO16 Programming Console (Model 3G2A3-PRO16) is a dedicated, handheld terminal designed for the on-site programming, debugging, and maintenance of Omron’s legacy SYSMAC C-Series PLCs, primarily the C20, C28, C40, C500, C1000H, and C2000H models. A staple in industrial automation from the 1980s and 1990s, this robust tool was the primary method for engineers to interact with these reliable control systems directly on the factory floor.
Manufactured in Japan to Omron’s high-quality standards, this unit is a genuine OEM part, ensuring full compatibility and reliable performance.
Key Features & Benefits
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Direct PLC Integration: Connects seamlessly to the programming port of compatible C-Series PLCs, requiring no external power supply. It draws power directly from the PLC, making it ideal for field service.
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Rugged and Portable Design: Built to withstand harsh industrial environments, including dust, moisture, and minor impacts. Its compact, handheld form-factor allows for easy use on the production line or inside control panels.
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Simple, Dedicated Keypad: Features a logical layout with function keys, instruction keys, and a numeric keypad, allowing for quick entry of ladder logic programs and mnemonics without the need for a computer.
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LCD Display for Clear Monitoring: The alphanumeric display shows ladder diagram instructions, I/O status, register contents, and error messages, providing clear visibility for debugging and monitoring tasks.
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On-Site Diagnostics & Force Operations: Enables technicians to perform critical online functions such as forcing I/O points on/off, monitoring program flow in real-time, and diagnosing system faults, drastically reducing machine downtime.
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Genuine Omron Reliability: As an original Omron product, it guarantees flawless communication with your PLCs, ensuring program integrity and operational stability.
Technical Specifications
| Feature | Specification |
|---|---|
| Model | 3G2A3-PRO16 (PRO16) |
| Manufacturer | Omron (Japan) |
| Compatibility | Omron C-Series PLCs (e.g., C20, C28, C40, C120, C500, C1000H, C2000H) |
| Display | Alphanumeric LCD |
| Power Supply | Powered through the connecting cable from the PLC CPU. |
| Connection | Direct connection to the CPU’s peripheral port. |
| Programming Language | Ladder Diagram (displayed in mnemonic form), Mnemonic Code |
| Key Functions | Instruction keys, SHIFT/CNTR/FUN keys, Data area keys, Programming keys (WRITE, DEL, INS, etc.), Monitoring keys. |
| Condition | Note: This is a used/vintage item, sold as-is. Fully tested and functional units are highly sought after. |
Common Applications
The PRO16 Programming Console is an essential tool for industries that still rely on the robust and long-lasting Omron C-Series PLCs. Its primary uses include:
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Troubleshooting and Debugging: Quickly identify and resolve faults in existing machinery.
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Program Modification: Make minor on-the-fly changes to ladder logic without a computer.
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System Monitoring: Watch timer/counter values, and I/O status in real-time.
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Legacy System Maintenance: For factories with older equipment where the original programming software (SSS or LSS) is no longer available or practical on modern PCs.
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Machine Installation and Commissioning: Used during the initial setup of older systems.













