Sets the range within which you want an effect to take place when you don’t want to operate on an entire scene. The Set Range utility is used in combination with other nodes.
Find this utility in the Create Bar (see Create tab).
To use this utility, see Use the Set Range utility.
Maya maps this value from the old range (Old Min to Old Max) into the new range (Min to Max).
The minimum and maximum value in the new range.
The minimum and maximum value in old range.