I have project using slc 500 and have to add two 4 to 20 Am signal in to one 4 to 20 Am analog out so that i can get total generator Kw I obviously have a mixed analog card with inputs and outputs and two 4 to 20 millamp inputs are provided by barber colman power R con units some help with ideas for the ladder to acheive this would be of great help
many thanks
many thanks