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FAQ within [ MELSEC iQ-F Series ]

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  • Torque limit

    Torque is limited by the lower set value of "[Pr.17] Torque limit setting value" and "[Cd.22] New torque value/forward new torque value".When the current tor... More Details >>

  • Servo status

    Yes. You can check the servo status through the following monitor data.• "[Md.108] Servo status 1"• "[Md.108] Servo status 2"• "[Md.125] Servo status 3"• "[M... More Details >>

  • Parameter initialization

    The following shows the initialization procedure. (1) Turn OFF the PLC ready flag. (2) Turn ON "[Cd.2] Parameter initialization request". Set "1" to the buff... More Details >>

  • Warning 093CH

    Warning 093CH (Home position return data incorrect) occurs when the backup data for absolute position restoration is lost.Execute the machine home position r... More Details >>

  • Warning 093EH

    Error 093EH (SSCNET communication error) occurs when erroneous data is received from servo amplifier. [When the servo parameter "[PA14] Rotation direction s... More Details >>

  • HPR request flag

    It depends on the setting of servo parameter "[PA03] Absolute position detection system" whether the HPR request flag ("[Md.31] Status": b3) turns ON or not.... More Details >>

  • Home position address

    Set "[Pr.45] Home position address (72+150n, 73+150n)" of the basic parameters for home position return.Set by 2 words.The value will be reflected when PLC r... More Details >>

  • Positioning start No.

    The following shows the setting value details.• 1 to 600: Positioning data No.• 7000 to 7004: Block start designation• 9001: Machine home position return• 90... More Details >>

  • Alarm E7

    Alarm E7 (Controller forced stop warning) occurs when an forced stop is executed by the Positioning module or the Simple Motion module. The following shows h... More Details >>

  • JOG speed

    Set "[Cd.17] JOG speed" before starting the operation.When changing the speed during the operation, change it to the new speed with the speed change function. More Details >>

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