Bill has the best idea. Resistors are cheap, but things could change and throw all your hard work out the window.

Bill, I'll agree that the loop current itself is not directly the problem, it's the inability of the equipment to cope with it. It's a design problem.

When I was young, I was Liberal. As I aged and wised up, I became Conservative. Now that I'm old, I have settled on Curmudgeon.