FGs-48MR-AC (Main Module): Compact at 185.7x92x80mm, 710g. 24 digital inputs, 4 high-speed counting channels, 24 relay outputs. Wide operating range, FCC Class A, CE certified, IP30 protection. Interfaces include RS232, RS485, USB. Compatible with SamSoar II software.

  1. High Speed: Compiled architecture for direct execution, over 10 times faster than interpreted systems.
  2. Security: Password protection for upload, download, monitoring, and prohibition. Includes folder, subroutine, and function block passwords.
  3. Versatile Performance:
    • Pulse and high-speed counting up to 200KHz.
    • 4 channels for pulse counting, real-time speed and position control.
    • Supports interpolation and electronic cam functions.
    • 4 high-speed counting channels, 2 AB phase counting.
    • Interrupts for multi-segment high-speed counting targets.
    • Supports 8 expansion modules.
  4. Custom Development: Tailored functionalities for specific applications with rapid, high-quality technical support.
  5. Hardware Cost Advantage: 220V power, comprehensive point specifications, high cost-effectiveness.
  6. Comprehensive Communication Interfaces: Supports RS232, RS485, USB, and Ethernet communication. Allows free port and Modbus communication. RS485 Modbus RTU networking supports up to 127 devices.
  7. Large Storage Capacity: 20,000+ lines for user program storage, 16KByte non-volatile storage.
  8. Accurate Clock: External real-time clock chip ensures precise timekeeping.

Structure and Environment

  • Dimensions: 185.7x92x80 mm
  • Weight: 710g
  • Operating Temperature: 0°C to 55°C (non-freezing)
  • Operating Humidity: 5% to 95% RH (non-condensing)
  • Vibration Resistance: 10~25Hz (XYZ direction 2G/30 minutes)

Power Supply

  • Power Consumption: 6
  • Power Supply: AC 100V to 240V

Input Parameters

  • Digital Input: 24
  • Analog Input: None
  • Input Mode: Supports SINK/SOURCE, adaptable via internal common point terminal S/S and external common line connection.
  • Input Signal Voltage: DC24V ±20%
  • High-Speed Counting: 4 channels, each up to 200KHz
  • AB Phase Counting: 2 channels, each up to 200KHz
  • Measurement Range: Maximum input range
  • Maximum Resolution:
  • Analog-to-Digital Conversion Accuracy:
  • Comprehensive Measurement Accuracy:

Output Parameters

  • Digital Output: 24
  • Analog Output: None
  • Output Type: Relay
  • Output Mode:
  • Output Voltage: < 250VAC, 30VDC
  • Pulse Output:
  • Output Accuracy:
  • Output Range:
  • Maximum Inductive Load: 80VA
  • Maximum Resistive Load: Single-end 2A, common-end 4A
  • Output Load Impedance:
  • Maximum Resolution:


  • FCC Compatibility: Complies with FCC, Class A
  • Withstand Voltage Test: 1000V AC, 1 minute
  • CE Certification: Complies with EN55032 and EN55035 standards
  • Protection Level: IP30


  • RS232: 1 mini232 interface, supports upload/download, monitoring, serial communication, baud rate 1200Bps to 115200Bps
  • RS485: 1 interface, supports serial communication, baud rate 4800Bps to 115200Bps
  • RJ45: No
  • Ethernet: No
  • USB Device Port: Supports upload/download, online monitoring


  • Upper Software: SamSoar II