FX3SA-30MR-CM | Compact PLC with Advanced Analog & Communication Capabilities

Key Technical Specifications

• Brand: MITSUBISHI ELECTRIC
• Model: FX3SA-30MR-CM
• Total I/O Points: 30 points (16 inputs, 14 relay outputs)
• Power Supply: AC100-240V, consumption only 21W
• Output Form: Relay output — durable and versatile for various loads
• Memory: Built-in 8000-step EPROM, battery-free maintenance
• Dimensions (WxHxD): 100 x 90 x 75 mm; weight 0.45 kg
• Max Expansion: Up to 40 I/O points with extension units
• International Standards: Compliant with overseas-oriented safety and performance regulations

Enhanced Functionality & Scalability

• Supports analog I/O, high-speed counters, and temperature modules for thermocouple or Pt sensors.
• Integrates MODBUS and Ethernet communication without extra modules — ideal for remote monitoring.
• Accepts function expansion boards and up to 8 special function modules (for FX2n main unit compatibility).
• Built-in real-time clock and hour meter as standard features for precise operation tracking.
• RUN/STOP switch on the front panel enables easy manual control during commissioning.
• Input filter adjustment allows you to smooth input signals, reducing noise interference.
• Continuous scanning function lets you define fixed scan times for time-critical applications.

Frequently Asked Questions (FAQ)

• Q: Can I connect an analog module directly?
  A: Yes, you can attach up to 8 special function modules for analog I/O, temperature control, or high-speed counters.
• Q: Does the FX3SA-30MR-CM support Ethernet communication?
  A: Absolutely. The FX3SA-30MR-CM natively supports Ethernet and MODBUS protocols, making it suitable for networked small-scale systems.
• Q: Is a battery required to retain the program?
  A: No, the built-in EPROM memory holds your program without a battery, ensuring maintenance-free operation.
• Q: What is the maximum I/O expansion capability?
  A: The base unit supports up to 40 total I/O points by adding extension I/O modules.
• Q: What is the output type and switching capacity?
  A: This model features relay outputs (14 points) suitable for 2A per point (resistive load).

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