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- - Allen‑Bradley 20B-STD-B0 PowerFlex 700 Standard Control Cassette
    
    Product Overview
    
    It is the core plug-in control cassette for PowerFlex 700 inverters, built-in main control circuit, 115V AC I/O circuit and communication interfaces, serving as the central operation unit of the drive.
    
    20B-STD-B0 Control Cassette
    
    Core Specifications
    
    Adopts open-loop standard control logic, matches 0.37–500kW PowerFlex 700 drives. Equipped with DPI and ScanPort communication ports for connecting operation panels and communication adapters. I/O and internal control power adopt 115V AC, applicable to 50/60Hz power grids. Operating temperature range 0–50°C, storage temperature -40–70°C, IP20 cabinet installation. Integrates complete drive fault detection, parameter storage and motor open-loop speed regulation circuits.
    
    Main Functions
    
    Execute drive speed/torque operation logic, store motor parameters and fault records. Process external 115V AC digital input and output signals. Realize data interaction with HIM operation panel and various fieldbus communication cards. Monitor drive internal temperature, current and voltage to trigger overcurrent, overvoltage and overheat protection.
    
    Key Advantages
    
    Integrated cassette plug-and-play design, convenient for on-site maintenance and replacement without complicated wiring. Compatible with all power frame sizes of PowerFlex 700 series. Built-in multi-channel I/O meets common motor start-stop, interlock and feedback demands. Original official spare part with stable operation and complete self-diagnosis function.
    
    Typical Applications
    
    Support fan, pump, conveyor and other general open-loop speed regulation equipment, widely used in water treatment, metallurgy, packaging and logistics automation production lines.