Question

Difference between 3way and 5 way manifold

Answer 1

3&5 way manifold are mounding arrangement for transmitter in case of 3 way manifold we are not having vent arrangement but in 5 way manifold we have , we generally go for 5 way manifold because it becomes easy to do purging if transmitter and check its functioning of zero , there are two vent valve 1 equalising valve and 2 block valve in case if 3 way manifold we don't have provision for test connection