What Is the Mitsubishi FX3GA-40MT-CM?
Struggling to find a compact yet powerful PLC for small-scale control tasks? The Mitsubishi FX3GA-40MT-CM delivers a cost-effective solution with 24 digital inputs and 16 transistor sink outputs, all in a streamlined package. This third-generation standard model from the FX3 series combines high-speed operation with flexible scalability, making it a top choice for applications like packaging machines, conveyor systems, and simple process control.
Technical Specifications Breakdown
- Power Supply: AC100-240V, ensuring global compatibility.
- Input/Output Points: 40 total — 24 inputs and 16 outputs, with transistor (drain) output form for reliable switching.
- Power Consumption: 37W, keeping energy costs low.
- Weight: 0.7 kg, allowing easy installation in tight spaces.
- Dimensions: 130x90x86 mm, fitting compact control panels.
- Processing Speed: Basic instructions execute in 0.21 µs; application instructions in 0.5 µs, enabling fast logic handling.
- Memory: Built-in program memory of 32,000 steps, plus 8,000-step EPROM memory cartridge for program transfer.
- Internal Current Consumption: 100 mA at DC5V and 125 mA at DC24V.
These specs ensure the FX3GA-40MT-CM handles moderate I/O counts with minimal footprint and energy use.
Industry Applications
- Packaging Lines: The 24 inputs monitor sensor positions, while the 16 transistor outputs actuate solenoids and motors, all controlled by fast 0.21 µs instruction execution.
- Conveyor Sorting: With up to 256 control points via CC-Link remote I/O, this PLC coordinates multiple conveyor sections, reducing downtime and improving throughput.
- HVAC Control: The compact size and 37W power consumption make it ideal for building automation systems where space and energy efficiency matter.
Installation & Setup Guidance
Mount the FX3GA-40MT-CM on a DIN rail or panel using its 130x90x86 mm footprint. Connect AC100-240V to the power terminals, ensuring proper grounding. Wire digital inputs (24 points) to sensors and outputs (16 points) to loads, respecting the transistor sink configuration. Use the USB-A Mini port for programming via GX Works2 or similar software, and the RS422 port for serial communication with HMIs or other controllers. Expand I/O by adding up to 16 expansion modules, reaching a maximum of 256 I/O points.
Maintenance & Reliability
Routine inspection of terminal connections and power supply stability ensures long-term reliability. The maintenance-free EEPROM memory eliminates battery replacement. Keep the unit clean and within specified environmental limits (not provided, but standard industrial conditions apply). Periodic verification of I/O operation and communication links prevents unexpected failures.
Compatibility & Integration
The FX3GA-40MT-CM integrates seamlessly with Mitsubishi FX3 series expansion modules, including analog, communication, and special function modules. It supports CC-Link remote I/O for distributed control up to 256 points. The built-in RS422 port enables connection to Mitsubishi HMIs or third-party devices using Mitsubishi protocol. USB-A Mini allows direct PC connection for programming and monitoring.
Buying Guide & Purchasing Advice
Before ordering, verify your application requires 24 inputs and 16 transistor sink outputs with AC100-240V power. Confirm the need for USB-A Mini and RS422 communication. SpareTechPLC stocks the FX3GA-40MT-CM and can advise on compatible expansion modules, cables, and software. Contact us for current lifecycle status and availability.
Frequently Asked Questions
Q: What is the power consumption of the FX3GA-40MT-CM?
A: The unit consumes 37W under typical operation.
Q: How many I/O points can I expand to?
A: With expansion modules, you can reach up to 256 I/O points using CC-Link remote I/O.
Q: Does this PLC have built-in memory?
A: Yes, it includes 32,000 steps of built-in program memory and an 8,000-step EPROM cartridge.
Q: What communication ports are available?
A: It features one USB-A Mini port and one RS422 port.
Q: What is the output form?
A: The outputs are transistor (drain) type, suitable for sink logic applications.
