FX3S-20MT/DSS Mitsubishi plc

FX3S-20MT/DSS Mitsubishi plc Specification

Interface
Mini USB, RS-422 for programming

Components
Main Unit, Terminal Blocks

IP Rating
IP10

Power Source
24V DC External

Output
8 Transistor Outputs

Response Time
Input response: typically < 0.5ms

Features
Easy installation, compact size, expansion supported

Processor Speed
High-speed CPU, 0.21 µs/basic instruction

Operating Temperature
0°C to 55°C

Input
12 Digital Inputs

Power Supply
24V DC

Usage
Industrial Automation Control

Product Type
PLC Module

Application
Automation, Machine Control, Process Control

Rated Voltage
24V DC

Supply Voltage
24V DC

Size
Compact

Dimension (L*W*H)
90mm x 87mm x 55mm

Function
Programmable Logic Controller (PLC)

Color
Grey

Weight
0.35 Kg

Thickness
Standard

Capacity
Program capacity: 16,000 steps

Current Rating
Input: 5mA (24V DC)

Frequency
DC Powered; 0Hz

Protection
Short circuit and reverse connection protection

Programming Software
GX Works2, GX Developer

Type
FX3S Series

Service Life
Approx. 10 years (typical)

Output Type
Transistor (Sink/Source)

Expansion Capability
Supports FX3S expansion boards

Isolation
Photocoupler isolation for inputs/outputs

Communication Port
RS-422 (via optional adapter)

Memory Backup
Battery-less (EEPROM)

Digital Input Signal Type
Sink/Source selectable

Mounting
DIN Rail/Panel mount

Ambient Humidity
10% to 95% RH, non-condensing

Output Rated Current
0.5A per point

Number of I/O Points
20 (12 inputs, 8 outputs)

FX3S-20MT/DSS Mitsubishi plc About

Products

FX3S-20MT/DSS

PLC main unit

FX3S Base Unit DC24V;12 Inputs DC24V;8 Transistor Outputs (source)

TECHNICAL INFORMATION
ADDITIONAL INFORMATION
ENVIRONMENTAL
DOWNLOADS

FA-COM PLC: Main Unit

Type	FX3S
Power Supply (V)	24
Current Type	DC
Program Memory	16K STEPS
Program Memory Unit	EEPROM
Integrated Digital Inputs	12
Integrated Digital Outputs	8
Output Type	TRANSISTOR
Output Logic	SOURCE
Local I/O Points	30
Local + Remote I/O Points	30
Expandable	NO
Cycle Time LD (ns)	210
Cycle Time MOV (ns)	500
USB	1
RS-422	1
Power Consumption (W)	7
Buffer Battery	NO
Protection Class	IP10
Min. Ambient Temperature (C)	0
Max. Ambient Temperature (C)	55
Series	MELSEC-F SERIES

Product Dimensions & Weight

Width (mm)	75
Height (mm)	90
Depth (mm)	49
Weight (kg)	0,3

Conformity

CE	COMPLIANT
UL/cUL	COMPLIANT
EAC	COMPLIANT
Shipping Approvals	ABS,BV,DNV GL,LR,NK
UKCA	COMPLIANT

Versatile Automation Solutions

The FX3S-20MT/DSS is engineered for seamless integration into industrial control systems, machine automation, and process control environments. Its compact footprint allows for installation in limited spaces while supporting mounting on DIN rails or panels. The controller's flexible input and output options cater to both sink and source applications, making it adaptable to a wide range of operational requirements. Expandability ensures scalability as your automation needs evolve.

Reliable Performance for Industrial Demands

Built for durability, the FX3S-20MT/DSS features robust protection, including short circuit and reverse connection safeguards. Battery-less EEPROM memory backup eliminates maintenance concerns, and with an estimated service life of ten years, it provides long-term dependability. The PLC's high-speed CPU ensures fast response, suitable for precision control, while isolation by photocoupler enhances safety and signal fidelity.

FAQ's of FX3S-20MT/DSS Mitsubishi plc:

Q: How do I program the FX3S-20MT/DSS Mitsubishi PLC?

A: Programming the FX3S-20MT/DSS can be accomplished using GX Works2 or GX Developer software. You can connect via the Mini USB interface, or use RS-422 with an optional adapter, to transfer and manage your automation programs.

Q: What are the benefits of battery-less memory backup in this PLC?

A: The FX3S-20MT/DSS utilizes EEPROM for program storage instead of batteries. This design ensures that your program data is safely retained without maintenance, avoiding issues associated with battery replacement and loss of data during power interruptions.

Q: When should I consider using expansion boards with the FX3S-20MT/DSS?

A: Expansion boards are recommended when your application demands additional I/O points or specialized functions beyond the main unit's 20 I/O (12 inputs, 8 outputs). This feature allows you to scale your automation system flexibly as operational needs grow.

Q: Where is the FX3S-20MT/DSS typically installed?

A: This PLC is designed for easy installation on standard DIN rails or panel mounts, making it suitable for machine control cabinets, process automation panels, and other industrial environments where compact, reliable controllers are required.

Q: What protection features are included in the FX3S-20MT/DSS PLC?

A: The PLC provides short circuit protection and reverse connection protection to help safeguard both the unit and connected devices. Photocoupler isolation on all inputs and outputs further enhances operational safety and reduces signal interference.

Q: How can the FX3S-20MT/DSS PLC improve my automation processes?

A: By combining high-speed instruction processing, robust protection, and flexible input/output configurations, this PLC enables precise and reliable control in industrial automation, machine control, and process management applications, increasing efficiency and reducing downtime.

Q: What is the typical service life of the FX3S-20MT/DSS PLC?

A: The FX3S-20MT/DSS has a typical service life of approximately 10 years, making it a durable and dependable choice for long-term automation projects.

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