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  • Users: Deaks
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  1. Deaks

    Contamination switch

    Has anyone come across a magnetic plug that electrically indicates when it is contaminated or full? Cheers
  2. Deaks

    Torque to turn with no acces to the centre of rotation

    If I need to measure the torque to turn a device but I can only apply a torque wrench to a bolt at 150mm radius, is there a way of calculating the relationship between the wrench and the dvice?
  3. Deaks

    Tractive effort requirements

    Has anybody got the calculation method for determining the tractive effort required to counter-rotate a tracked machine on various surfaces with varying track length and track pitch? Thanks...
  4. Deaks

    PWM + dither

    The principles of PWM are clear to me, but does anyone have any pictorial representation of what dither looks like when superimposed on the PWM signal. We use these principles in the drivers for solenoids on hydraulic proportional valves. Please direct me to a more appropriate forum if needed.
  5. Deaks

    CISPR12 / 25 standards

    Can any experts on EMI testing explain the differences and if a unit passes CISPR25, is it deemed to have passed CISPR12?
  6. Deaks

    Hydraulic Motor Angular acceleration limitation

    I have a hydraulic motor that has an angular acceleration limit of 87,000 rad/s². The motor is driving a drill rod which is of cylindrical section and when it operating at full torque can be wound up by as much as 4 turns (length is 1000m). When the rod breaks into a void the energy is released...
  7. Deaks

    Getting rid of Macros

    Hi folks, I wonder if you can help with a problem I'm having with Excel. I have a spreadsheet that I created some macros in to help me with the development stage of an application. I then deleted all the macros but when I open the file it still asks me if I wants to run macros, even though...
  8. Deaks

    Hydraulically adjustable Tines

    Has anybody got a simple circuit for maintaining the pressure reasonably constant behind multiple tine cylinders, whilst accepting fluid (perhaps into an accumulator) when the ground conditions get harder and the cylinders are forced back. The pressure needs to be settable between 400 and...
  9. Deaks

    Hydraulic Motor torque

    HAs anybody got a mathematical proof that [Nm]=[cc/rev]x[bar]/20/Pi? Perhaps with explanation diagrams?
  10. Deaks

    Dynamic Load Sense Hydrostatic Steering unit

    Has anybody got a training presentation or explanation on this subject ie dynamic versus static?

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