Vacon NX_ 0003 5 User Manual

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Vacon NX_ 0003 5 User Manual Manual pdf 82 page image

82 • vacon CONTROL KEYPAD77.3.3.2 Keypad referenceThe keypad reference submenu (P3.2) displays and allows the operator to edit the frequency reference.The changes will take place immediately. This reference value will not, however, influence the rotationspeed of the motor unless the keypad has been selected as source of reference.NOTE: The maximum difference in RUN mode between the output frequency and the keypad reference is 6Hz.See Figure 7-5 for how to edit the reference value (pressing theEnter button is not, however, necessary).7.3.3.3 Keypad directionThe keypad direction submenu displays and allows the operator to change the rotating direction of themotor. This setting will not, however, influence the rotation direction of the motor unless the keypadhas been selected as the active control place.See Figure 7-6 for how to change the rotation direction.7.3.3.4 Stop button activatedBy default, pushing the STOP button will always stop the motor regardless of the selected control place.You can disable this function by giving parameter 3.4 the value 0. If the value of this parameter is 0, theSTOP button will stop the motor only when the keypad has been selected as the active control place.Note: Additional Information on controlling the motor with the keypad is given in Chapters 7.2.1 and8.2NOTE! There are some special functions that can be performed when in menuM3:Select the keypad as the active control place by keeping thestartbutton pusheddown for 3 seconds when the motor is running. The keypad will become the activecontrol place and the current frequency reference and direction will be copied to thekeypad.Select the keypad as the active control place by keeping thestopbutton pusheddown for 3 seconds when the motor is stopped. The keypad will become the activecontrol place and the current frequency reference and direction will be copied to thekeypad.Copy the frequency reference set elsewhere (I/O, fieldbus) to the panel by keeping theenter button pushed down for 3 seconds.Note that if you are in any other thanM3 menu these functions will not work.If you are in some other thanM3 menu and try to start the motor by pressing the START buttonwhen the keypad is not selected as the active control place you will get an error messageKeypadControl NOT ACTIVE.Phone: 800.894.0412 - Fax: 888.723.4773 - Web: www.clrwtr.com - Email: info@clrwtr.com