This command returns the number of items currently in a certain area of a Conveyor. Nominate the Conveyor to be examined and then, counting from the back (the end the items are loaded onto) nominate the start point for the count the region is the length of area to be examined counting forward to the head, or unload) point.
If the Conveyor is 10 m long and the Start point is set at 7and the Length of Region is set at 3 then the number of items found in the 3m length between the Unload point and the start point.
Conveyor name - Start Point for count
Length of region - Global Data Item to receive the count