MELSEC-F Series FX3S Main Units and Configuration

FX3S-Keeping it Simple 

Controllable I/O : 10-30 

Main Unit I/O : 10/14/20/30 points 

• Integrated power supply (AC powered)
• Maintenance-free  EEPROM memory, batteryless
• Built-in USB-Port for the programming communication function to enable high-speed communication at 12Mbps 
• Built-in positioning control
• Integrated real-time clock 

Product Details 

All-in-one CPU, power supply and I/O . Expansion options includes adapter and expansion boards for communication, analog control, or temperature input.

Fast Instruction Times 

Basic instructions : 0.21 us/instruction (Contact Instruction) 

Applied Instructions : 0.5 us/ instructions (MOV Instruction) 

Large Memory 

4,000 steps of built-in program memory . No battery, no maintenance 

Large Device Memory 

Auxiliary Relays:         1,536 points 

Timers:                         138 points

Counters:                      88 points 

Data Registers:             3,000 points