Selection of process instruments

Question

Accepted Answer

The selection of process instruments involves considering factors such as accuracy, reliability, compatibility, and cost.

Consider the accuracy requirements of the process and choose instruments with appropriate measurement capabilities.
Evaluate the reliability of different instrument options by considering factors such as maintenance requirements and historical performance.
Ensure compatibility between the instruments and the process by considering factors such as the type of signal output and communication protocols.
Take into account the cost of the instruments, including initial purchase cost, installation cost, and ongoing maintenance and calibration expenses.
Examples of process instruments include pressure transmitters, temperature sensors, flow meters, level sensors, and analytical instruments.

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