Mitsubishi F940GOT-SWD-E | Reliable HMI for Legacy Industrial Automation
The Mitsubishi F940GOT-SWD-E stands as a testament to durability and reliability in industrial environments. As a cornerstone of the GOT900 series, this Graphic Operation Terminal (HMI) is not just a component; it's a lifeline for countless automated systems. It provides a clear, dependable interface for machine control, process monitoring, and diagnostics, making it an indispensable asset for maintaining the operational integrity of legacy equipment.
Why the F940GOT-SWD-E Remains a Critical Asset
- Unmatched Reliability: Built for the factory floor, its robust construction withstands vibration, dust, and temperature fluctuations that would incapacitate consumer-grade displays.
- Exceptional Readability: The 4.7-inch STN (Super-Twisted Nematic) monochrome display with 8 shades of grayscale offers high contrast and clarity under diverse industrial lighting conditions, minimizing operator error.
- Seamless Legacy Integration: Equipped with essential RS-232 and RS-422/485 communication ports, it interfaces directly with a wide array of PLCs, particularly Mitsubishi's MELSEC series, ensuring a hassle-free replacement process.
- Cost-Effective Maintenance: Opting for the F940GOT-SWD-E to replace a failed unit is a strategic, cost-efficient decision that avoids the extensive engineering costs and downtime associated with a complete system overhaul.
Technical Deep Dive: The Core of Dependability
The enduring value of the **Mitsubishi F940GOT-SWD-E** lies in its purpose-built technology, designed for function over frills. Two features are particularly crucial for its target applications.
High-Clarity STN Display Technology
Unlike modern color screens, the STN display is a master of clarity in challenging settings. Its monochrome nature eliminates color-related ambiguity and provides sharp, discernible text and graphics. This is a deliberate design choice for industrial settings where an immediate, clear reading of system status or alarms is paramount for safety and efficiency. The underlying technology of this industrial LCD module ensures a long operational life, free from the complexities of more modern, fragile display types.
Robust Communication and PLC Synergy
The F940GOT-SWD-E excels in its native ability to communicate with industrial controllers. The integrated RS-422/485 port provides a robust, noise-immune connection to Mitsubishi PLCs, while the RS-232 port offers flexibility for connecting to printers, barcode readers, or third-party devices. This native support means no complex drivers or protocol converters are needed, making it a true plug-and-play solution for maintenance teams. For more complex setups, explore our full range of industrial displays.
Application Scenarios: Solving Real-World Problems
The **F940GOT-SWD-E** is more than a spare part; it's a problem-solver in critical industrial roles.
- CNC Machine Control: On older CNC mills and lathes, a failed operator panel means a complete production stop. This HMI serves as a direct-fit replacement, allowing operators to resume loading G-code, setting tool offsets, and monitoring cycle status with minimal interruption.
- Packaging and Material Handling: In high-vibration environments like packaging lines, the F940GOT's durability is key. It provides a stable interface for operators to adjust conveyor speeds, manage batch counts, and diagnose sensor faults, ensuring line uptime.
- Automated Test Benches: For quality control and testing stations, this HMI offers a simple yet effective interface for initiating test sequences, displaying pass/fail results, and logging data to a connected printer or system.
Key Technical Specifications
| Parameter | Value |
|---|---|
| Display Type | 4.7-inch STN Monochrome LCD |
| Resolution | 240 x 128 pixels |
| Display Colors | 8 Shades (White/Black) |
| Onboard Memory | 512 KB FLASH ROM |
| Communication Ports | RS-422/485 (PLC), RS-232C (General) |
| Power Supply | 24V DC |
| Datasheet | F940GOT-SWD-E Hardware Manual |
Common Questions (FAQ)
- Can this model directly replace my existing F940GOT?
Yes, the F940GOT-SWD-E is a direct hardware replacement for other F940 models. It's crucial to back up your existing project from the old unit (if possible) and transfer it to the new HMI to ensure identical functionality.
- What is the lifespan of the backlight?
The CCFL LCD backlight system is rated for over 50,000 hours of operation under standard conditions. While dimming can occur over its long life, the display remains readable. We can provide support for backlight replacements.
- Is programming software still available?
The F940GOT series is programmed using Mitsubishi's FX-PCS-DU/WIN or GT Designer software. Ensuring you have the correct software version is key for making program edits or transfers. Contact us for a quote or technical support to verify compatibility and secure a reliable replacement for your critical operations.
