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Recent content by lukin1977

  1. lukin1977

    Proportional Valve issue

    https://www.youtube.com/watch?v=q1labA0dx0M
  2. lukin1977

    Proportional Valve issue

    What cause the cylinder to change it's position with no Electro-valve energized? Looks like gravity. The oil return line is open and the cylinder falls down by gravity
  3. lukin1977

    Speed feedback terminals

    Apparently not. Here are some images from the manual. It never says anything about those 3 terminals
  4. lukin1977

    Speed feedback terminals

    Does anyone knows what are the terminals A B C (between - and +) for? Picture is of a DC Drive. - and + are used to connect a tachogenerator coupled to the motor. Conector ENC 1 is for sinusoidal enconder Conector ENC 2 is for digital enconder I have looked in the manual but could not find it...
  5. lukin1977

    Air conditioner compressor diagnosis

    Hello, I have receive one air conditioner compressor from one of our offices that according to a local technician has a burnt or bad compressor I have measured ohm values and this is the result Comon to Start winding: 0,5 ohms Comon to Run: 1,2 ohms Run to Start: 1,7 ohms Comon is brown Start...
  6. lukin1977

    Inverter Drive Setting

    thanks for your explanations
  7. lukin1977

    Inverter Drive Setting

    Hello I am doing the configuration of a VFD and in the "select control mode" there are 3 options 1. SVC control 2. FVC control 3. V/F control What are the first 2?
  8. lukin1977

    The Pitch of an Intermittent Weld

    Is much easier to the welder to measure the length of the weld than the angle
  9. lukin1977

    Avoiding Packaging mistakes

    How do you even ensure that plastic bags even have correct labels if you have so many problems further down the line? Exactly, I can´t
  10. lukin1977

    How do you handle expansion between dissimilar materials

    In some applications a gasket is use to absorb thermal expansion
  11. lukin1977

    Avoiding Packaging mistakes

    Thanks to all for your inputs. Sadly most of them are way to complex and/or expensive for us to implement them Deserfox approach is interesting. We can probably do that. I am also thinking of making matching color labels for the inside bags product and the outside box Our packaging consist of...
  12. lukin1977

    Avoiding Packaging mistakes

    The problem is that we manufacture many types of products and a lot of times there were mistakes made at the packaging stage For example, product inside wrong box, wrong labeling The packaging is done by hand According to your experience what is a good system for avoiding mistakes. I know is...
  13. lukin1977

    HELP- Self Lubricating Bearing or Rolling Bearing for this Oscillating Application

    What about a Thrust Sperical Plain Bearing or a Thrust Sperical Ball Bearing assembly? https://www.skf.com/id/products/plain-bearings/spherical-plain-bearings-rod-ends/thrust
  14. lukin1977

    Pressure and Time Switch

    I do not need a lot of precision in pressure value

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