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  1. M

    How to calculate temperature adjusted maximum Zs values

    Hi Malcolm, Thanks for this but 7.67 is the Zs, 0.35 is Ze and 1.20 is the correctional factor to go to 70'C. There is no mention of R1 or R2 in the calculation so I am still confused. Cheers Mick
  2. M

    How to calculate temperature adjusted maximum Zs values

    Hello, I have my practical 2391 test on Friday and have been told by the examiner that we will be required to complete the calcuation for the maximum operating temperature for Zs. I am unsuse what to do with the calculation. From guidance notes three (second example down, pg 113), it...

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