cause
1 because of his original value is the value Constant Scale in Sacda cannot be edited.
2 because of his original value is the value Constant Scale in Sacda need to use the original version the original specification.
3 the original no Function is not Calibrate therefore cannot improve anything at all.
4 the original no there are no warning or Alarm Function tells.
5 the original no there is no Function By pass.
6 the original no there are no Alarm Setting Function.