Poll Register Key - Modbus

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.

Address : Name : Scale/Format

10 : Boiler_Outlet_Temp : Float : 1 : °C modbus poll register key

Without a Key: Register 40001 → 12456

100 : Alarm_Word : Bit00 : Overheat 100 : Alarm_Word : Bit01 : Overcurrent 100 : Alarm_Word : Bit02 : Phase_Loss If you have ever scrolled through hundreds of

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: or as a

Open your Modbus Poll, go to Display > Key , and start mapping one critical register today. Once you see your live data labeled correctly, you will never work "raw" again. Do you have a specific Modbus Poll version or a tricky 32-bit register? Leave your questions below!