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⚡ Instrumentation & Control Quiz Challenge! @followers In a standard 4–20 mA current loop, what current value represents a 25% signal? 🔹 A) 4 mA 🔹 B) 8 mA 🔹 C) 12 mA 🔹 D) 16 mA Think you know the answer? 🤔 Drop your answer in the comments and explain your calculation method! 📚 Follow Spark Systemes for more practical automation, instrumentation, PLC, and industrial control challenges every day. #Instrumentation #ControlSystems #IndustrialAutomation #PLC #ProcessControl