A gas flow meter device must be calibrated against a reference or a master calibration system as per the standards.
Calibration and ranging for a FF device is similar in principle to any other “smart” measurement instrument. Unlike analog instruments,…
Calibration refers to the adjustment of an instrument so its output accurately corresponds to its input throughout a specified range.…
The concepts of calibration (trimming) and ranging are often difficult for new engineers of instrumentation to immediately grasp. A simple…
Calibration can be carried out using a handheld communicator in the field, a laptop on the bench in the workshop,…
Range Setting (Re-range) Range setting (re-ranging) refers to setting the scale for the 4 mA and 20 mA points. This…
Transmitter Output Current Trim (Analog Trim) It is rare for the analog output current circuitry of a 4-20 mA transmitter…
The term "calibration" in the context of smart/intelligent transmitters is often misunderstood. The information provided here serves to explain the…
Every instrument has at least one input and one output. For a pressure sensor, the input would be some fluid…
In today’s environment of shrinking cost margins and increased regulations, maintaining properly calibrated equipment becomes ever important. Even the smallest…
