Mitsubishi FX3U-FLROM-64L Flash Memory Cassette: Complete Guide for PLC Program Storage
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Mitsubishi FX3U-FLROM-64L Flash Memory Cassette
High-capacity 64K-step flash memory solution for FX3U and FX3UC series PLCs with advanced loader functionality
Product Demonstration Video
Product Overview
The Mitsubishi FX3U-FLROM-64L is a high-performance flash memory cassette designed specifically for the MELSEC-F series FX3U and FX3UC programmable logic controllers. This advanced memory module provides 64,000 steps of program storage capacity with built-in loader functionality, making it an essential component for industrial automation systems requiring reliable, non-volatile program storage.
Key Advantage: The FX3U-FLROM-64L eliminates the need for battery backup while providing superior data retention and program protection capabilities, making it ideal for applications where long-term reliability is critical.
Technical Specifications
Specification
Details
Product Model
FX3U-FLROM-64L
Memory Capacity
64,000 steps (Program)
Compatible PLC Series
FX3U, FX3UC
Memory Type
Flash ROM with loader function
Battery Backup Required
No
Write Protection
Protection switch to prevent accidental writing
Writing Method
Direct writing with PLC possible
Data Retention
Non-volatile flash memory
Copy Function
Included
Core Features and Benefits
1. Advanced Loader Functionality
The built-in loader function allows direct program writing from the PLC to the flash memory, eliminating the need for external programming devices in many scenarios. This feature significantly reduces programming time and simplifies maintenance operations.
2. Battery-Free Operation
Unlike traditional RAM-based memory cassettes, the FX3U-FLROM-64L utilizes flash memory technology that doesn't require battery backup. This eliminates battery replacement costs and prevents data loss due to battery failure.
3. Write Protection Switch
A physical protection switch prevents accidental program overwrites, ensuring program integrity in critical industrial environments. This is particularly valuable in applications where unauthorized program modifications could cause safety hazards or production downtime.
4. High-Capacity Storage
With 64,000 steps of program capacity, this memory cassette supports complex automation programs, making it suitable for sophisticated control applications in manufacturing, process control, and building automation.
Applications and Use Cases
Industrial Manufacturing
The FX3U-FLROM-64L is ideal for production lines, assembly systems, and robotic control applications where reliable program storage is essential for continuous operation.
Process Control Systems
In chemical plants, water treatment facilities, and food processing operations, the non-volatile memory ensures program retention during power outages and maintenance cycles.
Building Automation
For HVAC control, lighting systems, and security applications, the memory cassette provides reliable storage for complex control algorithms and scheduling programs.
Equipment OEM Applications
Original equipment manufacturers can use the FX3U-FLROM-64L to store proprietary control programs securely, with protection against unauthorized copying or modification.
Installation and Configuration
The FX3U-FLROM-64L installs directly into the memory cassette slot of compatible FX3U and FX3UC PLCs. Installation is straightforward:
Power down the PLC system
Insert the memory cassette into the designated slot
Set the write protection switch as needed
Power up the system and configure through programming software
Frequently Asked Questions (FAQ)
Q: What is the main advantage of using FX3U-FLROM-64L over standard memory?
A: The primary advantage is the elimination of battery backup requirements combined with non-volatile flash memory technology, ensuring data retention without maintenance concerns.
Q: Can I write programs directly from the PLC to this memory cassette?
A: Yes, the FX3U-FLROM-64L features a built-in loader function that allows direct program writing from the PLC, eliminating the need for external programming devices in many cases.
Q: Is the memory content protected against accidental erasure?
A: Yes, the module includes a physical write protection switch that prevents accidental program overwrites, ensuring program integrity in critical applications.
Q: What PLC models are compatible with FX3U-FLROM-64L?
A: This memory cassette is specifically designed for Mitsubishi MELSEC-F series FX3U and FX3UC programmable controllers.
Q: How does the copy function work?
A: The copy function allows you to duplicate programs between memory cassettes or backup programs to external storage, facilitating program distribution and backup procedures.
Comparison with Other Memory Options
Feature
FX3U-FLROM-64L
Standard RAM Cassette
EEPROM Cassette
Battery Required
No
Yes
No
Write Cycles
High (Flash)
Unlimited
Limited
Data Retention
10+ years
With battery
10+ years
Loader Function
Yes
No
Limited
Write Protection
Physical switch
Software only
Software only
Industry Recognition and Trust Metrics
The Mitsubishi FX3U-FLROM-64L is widely recognized in the industrial automation industry for its reliability and performance. According to Mitsubishi Electric's official specifications, this memory cassette has been deployed in thousands of industrial applications worldwide, with proven reliability in demanding environments.
Enhance your industrial automation system with the reliable, battery-free memory storage of the Mitsubishi FX3U-FLROM-64L. Get genuine Mitsubishi products with full manufacturer warranty and technical support.
The FX3U-FLROM-64L requires minimal maintenance due to its solid-state flash memory design. For optimal performance:
Regularly verify program integrity through checksum verification
Keep the write protection switch engaged when not actively programming
Store backup copies of critical programs in multiple locations
Follow Mitsubishi's recommended environmental specifications for temperature and humidity
For technical support and additional product information, visit our comprehensive product page at https://koeed.com/products/fx3u-flrom-64l where you'll find detailed documentation, application notes, and customer support resources.
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