FX3U-128ASL-M Mitsubishi MELSEC FX Series PLC Module | Analog I/O Expansion Unit

Mitsubishi FX3U-128ASL-M

FX3U-128ASL-M Module

128ASL-M PLC Expansion

FX3U-128ASL-M

The Mitsubishi FX3U-128ASL-M is a high-performance PLC expansion module designed for the FX3U series, offering 128 I/O points and enhanced connectivity. The FX3U-128ASL-M Module supports advanced communication protocols and integrates seamlessly with existing systems. Ideal for industrial automation, the 128ASL-M PLC Expansion enables flexible system scaling, reliable control, and efficient data exchange in complex automation setups.

Specification

SEODescription

The Mitsubishi FX3U-128ASL-M Module is a high-performance PLC expansion unit designed to enhance the capabilities of FX3U series controllers. It features 64 digital inputs and 64 digital outputs (128 points total), enabling scalable integration with industrial automation systems. The 128ASL-M PLC Expansion supports direct connection to up to 16 additional modules, offering flexibility for complex setups. It includes built-in RS-485 communication for seamless data exchange and network compatibility. Operating within a 24VDC voltage range and a temperature range of 0–55°C, it ensures reliability in harsh environments. Ideal for manufacturing, packaging, and machinery control, its key advantages include high I/O density and modular scalability. However, its configuration complexity and higher cost compared to basic modules may require technical expertise for optimal deployment.

SEOSpecification

Parameter	Specification
Model Name	Mitsubishi FX3U-128ASL-M
Module Type	FX3U-128ASL-M Module (PLC Expansion)
I/O Points	128 points (16 inputs x 8 modules)
Analog Resolution	16-bit (0-4000 scale)
Communication Protocol	CC-Link IE Field Basic
Power Supply	24VDC ±10%
Mounting	DIN rail (35mm)
Isolation	Photocoupler isolation
Weight	0.3kg

SEOQandA

question:Do you have a professional product selection engineering team?
answer:Yes, we have an experienced team focusing on market trends and product optimization.
question:What payment methods do you accept?
answer:We support TT, PayPal, L/C, and other mainstream payment methods.
question:Do you accept payment after delivery?
answer:No, our standard terms require payment before shipment for secure transactions.

SEOQandA_Product

question:How to resolve FX3U-128ASL-M communication failure?
answer:Check RS-485 wiring, ensure correct baud rate in PLC settings, and verify termination resistors.
question:Why does FX3U-128ASL-M show configuration errors?
answer:Confirm DIP switch settings match network type and verify parameter configuration in GX Works2.
question:FX3U-128ASL-M not powering on?
answer:Verify 24VDC power supply meets specs, check polarity, and ensure stable voltage within ±10% tolerance.
question:Input signals not detected on FX3U-128ASL-M?
answer:Validate sensor voltage (24VDC±10%), inspect wiring for shorts, and confirm input LED status.
question:How to update FX3U-128ASL-M firmware?
answer:Download latest firmware from Mitsubishi Electric website, use programming tool to flash via PLC connection.