FX3S-20MR/ES Mitsubishi Electric FX3S Series Compact PLC Programmable Logic Controller

Mitsubishi FX3S-20MR/ES PLC

FX3S-20MR/ES Relay Module

20 I/O Mitsubishi PLC

FX3S-20MR/ES

The Mitsubishi FX3S-20MR/ES PLC is a compact Relay Module offering 20 I/O points for basic automation tasks, designed for reliable control and easy integration in small-scale industrial applications.

Specification

SEODescription

The Mitsubishi FX3S-20MR/ES PLC is a compact programmable logic controller featuring 12 digital inputs and 8 relay outputs, totaling 20 I/O points for efficient automation control. Equipped with the FX3S-20MR/ES Relay Module, it supports direct connection of up to two expansion modules, such as analog or digital I/O units, enhancing system flexibility. It operates on a 24V DC power supply and functions reliably within a temperature range of 0 to 55°C. Designed for small-scale industrial applications like packaging, textile machinery, and food processing, this 20 I/O Mitsubishi PLC offers easy installation and cost-effectiveness. However, its limited expansion capacity and basic communication interfaces (RS-485/232 via optional adapters) may restrict use in complex systems requiring advanced connectivity or high-speed processing.

SEOSpecification

Parameter	Specification
Model Name	Mitsubishi FX3S-20MR/ES PLC
I/O Configuration	12 Inputs / 8 Outputs (20 I/O total)
Module Type	FX3S-20MR/ES Relay Module
Power Supply	AC 100-240V, 50/60Hz
Input Type	Sink/Source (24V DC)
Output Type	Relay (250V AC/30V DC)
Program Capacity	4,000 steps
Built-in Memory	EEPROM (No battery required)
Communication	RS-422 (Programming port), USB
Dimensions	90 x 75 x 75 mm
Operating Temperature	0°C to 55°C
Certification	CE, UL, cUL

SEOQandA

question:What payment methods do you accept?
answer:We support TT, PayPal, and other mainstream payment methods.
question:Why is shipping so expensive? Are there cheaper options?
answer:Shipping costs vary by carrier. We offer economical options upon request.
question:Can you provide technical selection services?
answer:Yes, we offer technical selection support with expert guidance.

SEOQandA_Product

question:PLC not detecting input signals.
answer:Check wiring connections and ensure input devices are powered. Verify input LEDs on PLC.
question:Output devices not activating.
answer:Confirm program logic, check output relay status, and ensure load is within specifications.
question:Communication failure with programming software.
answer:Verify COM port settings, use correct cable, and install proper USB-Serial drivers.
question:PLC power supply issues.
answer:Ensure power voltage is 24V DC±10%, check for short circuits or overloads.
question:Expansion module not recognized.
answer:Check module compatibility, reseat connections, and confirm correct configuration in software.