The FA-22HT-AC is a high-performance industrial control product with features like high-speed operation, robust security, and flexibility for custom development. It supports various input and output parameters, ensuring versatility in different applications.

  1. High Speed

    • Utilizes a compiled architecture for direct execution of low-level code, achieving speeds over 10 times that of interpreted languages.
  2. High Security

    • Implements multiple security measures, including password protection for uploads, downloads, and monitoring.
    • Features password protection for folders, subroutines, and function blocks.
  3. Flexible and Comprehensive Performance

    • Supports pulse and high-speed counting with a maximum frequency of 200KHz.
    • Offers 4 channels for pulse counting, real-time speed and position adjustments.
    • Includes 2-4 channels for high-speed counting and 1-2 channels for AB phase counting.
    • Supports interrupting high-speed counting with multiple target values.
  4. Custom Development

    • Customizable to meet specific application requirements, providing rapid and high-quality technical support services.
  5. Hardware Cost Advantage

    • Operates on 100VAC to 240VAC power supply, covering a wide range of specifications with high cost-effectiveness.
  6. Comprehensive Communication Interfaces

    • Supports RS485 and USB communication interfaces.
    • Enables flexible communication through user-defined ports and Modbus communication.
    • Facilitates network configuration through RS485 Modbus RTU master-slave mode.
  7. Large Storage Capacity

    • Accommodates user programs with a storage capacity of over 20,000 lines.
    • Supports a 16KByte non-volatile storage area.
  8. Accurate Clock

    • Utilizes an external real-time clock chip for precise timekeeping.

Structure and Environment


  • Size: 86×97×81 (mm)
  • Weight: 345 (g)

Operating Environment

  • Temperature: -25°C~55°C (non-freezing)
  • Humidity: 5~95% RH (non-condensing)
  • Vibration Resistance: 10~25Hz (XYZ direction 2G/30 minutes)

Power Supply

  • Power Consumption
  • Power Supply: AC 100V~240V

Input Parameters

  • Digital Input: 12 channels
  • Analog Input: None
  • Input Modes: Supports SINK/SOURCE (sourcing/sinking) with internal common point terminals (S/S) and external common-line wiring.
  • Input Signal Voltage: DC24V±20%
  • High-Speed Counting: 2 channels single-phase (X0, X2) 100kHz; 2 channels single-phase (X1, X3) 20kHz
  • AB Phase Counting: 2 channels AB phase (X0X1, X2X3) 100kHz
  • Measurement Range: Maximum input range
  • Maximum Resolution
  • Analog-to-Digital Conversion Accuracy
  • Comprehensive Measurement Accuracy

Output Parameters

  • Digital Output: 10 channels
  • Analog Output: None
  • Output Types: Transistor/NPN
  • Output Mode: Voltage output: 24V
  • Pulse Output: 4 channels, each up to 100kHz
  • Output Accuracy
  • Output Range
  • Maximum Inductive Load: 12VA
  • Maximum Resistive Load: Single point 0.5A, common point 2A
  • 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
  • RS485: 2 RS485 ports supporting serial communication
  • RJ45: No
  • Ethernet: No
  • USB Device Port: Supports uploading and online monitoring


  • Upper Software: SamSoar2022