Modbus Poll Register Key -
A practical example for a temperature sensor (Float32, Little Endian) starting at address 10:
If you have ever scrolled through hundreds of raw register values looking for a specific temperature or pressure reading, you know the pain. The Register Key is your solution. In simple terms, a Register Key (often found under Display > Communication... or as a .key file) is a translation table. It converts raw, anonymous register numbers into human-readable engineering values with proper labels, scales, and units. modbus poll register key
0, System_Voltage, U16, 0.01, VDC 2, Motor_Current, S16, 0.1, Amps 10, Power_Factor, Float, 0.001, Ratio One of the most powerful features is decoding status words. If register 100 contains alarm bits, you can split it: A practical example for a temperature sensor (Float32,
10 : Boiler_Outlet_Temp : Float : 1 : °C or as a
