Process Control

Free 4–20 mA loop scaling tool for I&C technicians

Transmitter Scaling Converter (Input <> Output mA)

A free field tool that converts any 4–20 mA loop value instantly — EU to mA, mA to EU, or enter both and get the error as % of span with a pass/fail result. Set your range and tolerance, use the quick reference table, and check error at the transmitter without doing mental math. Works on your phone. No login required.

Smart Transmitter Calibration Series — Part 1

Calibration Confusion - Part 1 (How Analog Transmitters Work)

Before you can understand why smart transmitter calibration is different, you need to understand what it replaced. Part 1 covers analog transmitter architecture, zero and span pots, the pivot point interaction, and why annual calibration cycles were justified for that era — and aren't for modern equipment.

 

 

Transmitter Scaling Converter Tool

Test your knowledge on Smart 4-20mA Transmitter Calibrations - Determine the errors and the appropriate correction for each of the calibration errors shown: 

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Measuring 4-20mA with TEST connection