Start main contents

Factory Automation

FAQ

Factory Automation

FAQAbout Products

  • Font Size
  • S
  • M
  • L

Keyword Search

You can search two or more words separated by a space. 
 AND : Put a space between the words in a keyphrase.
 OR  : Add a vertical bar ( | ) between the words in a keyphrase.
 NOT : Add a minus sign ( - ) followed by the words that you would like to exclude.

FAQ within [ FREQROL-V200 ]

11-20 of Total 52

prev 2 / 6page next

  • 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

  • Driving 200 V motor by 400 V inverter

    A 400 V inverter does not operate when 200 V is supplied to it, therefore the motor does not rotate. A 200 V motor can be rotated by a 400 V inverter, howeve... More Details >>

    • No：21446
    • Release Date：2018/08/22 16:27

  • Reset selection

    The specifications of the FR-V200E series do not allow for choosing from "Reset input always enabled" and "Reset input enabled only when the protective funct... More Details >>

    • No：22031
    • Release Date：2018/08/22 16:30

  • 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

  • Meaning of OL display (2)

    Yes. "OL" is displayed under speed control whenever the torque limit is reached without regard to the rated torque. More Details >>

    • No：21448
    • Release Date：2018/08/22 16:27

  • 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

  • Can I change the carrier frequency?

    You can change it by changing the setting of Pr.72 (PWM frequency selection). Setting range of Pr.72: 0, 1, 2, 3, 4, 5, 6 (Initial setting is "6".) (The smal... More Details >>

    • No：21640
    • Release Date：2018/08/22 16:28

  • Speed fluctuation

    I use the dedicated motor SF-VR with the same capacity as the inverter. 1. Load fluctuationSpeed fluctuation ratio with the load fluctuation 0 to 100% is:Wit... More Details >>

    • No：21490
    • Release Date：2018/08/22 16:27

  • 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

  • Surge voltage of 400 V motor

    When the wire between the 400 V inverter and motor is long (20 m or longer), surge voltage occurs momentarily. This voltage is as two or more times as the DC... More Details >>

    • No：21404
    • Release Date：2018/08/22 16:27

11-20 of Total 52

Inquiries

Contact Us

page top