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FAQ within [ FREQROL-V200 ]

11-20 of Total 51

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  • Static torque

    When a vector inverter is used for position control, the servo lock works when it is stopped. When the start signal (STF or STR) is turned ON, the servo lock... More Details >>

    • No：21502
    • Release Date：2018/08/22 16:28

  • Position control

    The servo motor provides the highest precision and response.With the vector inverter, position control using pulse train input ensures position control at pr... More Details >>

    • No：22036
    • Release Date：2018/08/22 16:30

  • Rotations per minute vary

    It is considered that conditions including the power supply and noise change whether the parameter unit is connected or disconnected, influencing the analog ... More Details >>

    • No：21454
    • Release Date：2018/08/22 16:27

  • Difference from general-purpose inverter

    While the inverter uses open-loop (V/F) control, it uses semi-closed loop vector control (constant current control). This enables output of stable torque esp... More Details >>

    • No：21659
    • Release Date：2018/08/22 16:28

  • Auto tuning

    Vector control performs high-accuracy calculation using the motor constant. Therefore, to perform vector control operation, the inverter must recognize the m... More Details >>

    • No：21663
    • Release Date：2018/08/22 16:28

  • Inverter current characteristics

    In general, relationship between T (torque), K (constant), V (voltage), I (current), and F (frequency) is expressed as "T = K × (V/F) × I". Since (V/F) is co... More Details >>

    • No：21505
    • Release Date：2018/08/22 16:28

  • Amount of heat generated

    The following amount of heat is generated under the 100% load. (The same amount for both the 200 V and 400 V classes. The amount of heat generated by the bui... More Details >>

    • No：21568
    • Release Date：2018/08/22 16:28

  • Encoder

    It is necessary for vector control operation. Use a dedicated motor or a motor with an encoder. If you use another manufacturer's motor, use an encoder capab... More Details >>

    • No：21650
    • Release Date：2018/08/22 16:28

  • Encoder signal output

    It can be output by attaching the plug-in option FR-VPA, FR-VPB, or FR-VPC. Note that the output format depends on the option type. FR-VPA: Open collector ou... More Details >>

    • No：21643
    • Release Date：2018/08/22 16:28

  • Connecting potentiometer

    Connect the external potentiometer to the terminals 10, 2, and 5 of the first inverter (be sure to connect the variable terminal to the terminal 2).　Connect ... More Details >>

    • No：21462
    • Release Date：2018/08/22 16:27

11-20 of Total 51

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