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Consider a level troll.
i am getting a correct value in 4mA and 20mA.
the value in the middle(30 to 60%)is disturbed and i am not
getting the appropriate value.
what is the solution to normalize the level and to get the
correct value..
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Answer Posted / joe mccabe
a) calc the hyteresis and reset the 4-20 to it, accepting
the deviation in the middle
b) test the amount of deviation @ 4ma,8ma,12ma, 16ma,&20ma
and see if slope is repeatable, write program correction
for slope
c) Your instrument has a hardware issue, do the right thing
and replace it.
| Is This Answer Correct ? | 6 Yes | 1 No |
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