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Level Measurement

Consideration for level measurement technology selection

The selection of the right level measurement solution is based on not only the...
Automation

Characteristics of 4-20mA signal

The 4-20 mA pattern can be characterized by the current loop used for the...
Displacement Measurement

Applications of Capacitive sensor – Proximity, Gaging Displacement, Level measurement

A capacitor sensor works under the principle of capacitance. The capacitance sensor is one of...
Control Valve

Different Problems in control valve – cavitation, flashing

There are different problems associated with the control valve which affects the flow control. High-pressure...
Communication

Difference between Data Highway and Data Highway plus

The Data Highway and Data Highway plus systems are Local Area Networks (LANs). They...
Electrical

Difference between Inverse Time Circuit Breakers and Instantaneous Trip Circuit Breakers

Inverse Time Circuit Breakers Inverse time circuit breakers have both thermal and instantaneous trip features...
Communication

Difference between profibus and foundation field bus

Profibus ProfiBus (PROcess FIeld BUS) is a widely accepted international networking standard, commonly found...
Communication

Introduction to Industrial Ethernet

Industrial Ethernet Early Ethernet systems (of the 10 Mbps variety) use the CSMA/CD access method....
Instrumentation

How to convert mA signal into % in instruments?(ie 4-20 mA=0 to100%)

Example calculation: controller output to valve An electronic loop controller outputs a signal of 8.55...
Instrumentation

Introduction to some important pneumatic components

Main pneumatic components All main pneumatic components can be represented by simple pneumatic symbols. Each...
Temperature Measurement

PRESSURE SPRING THERMOMETERS

Introduction The construction and mechanical operation of all types of pressure spring thermometers are...
How to

Procedures to do before starting up and shutting down a differential pressure transmitter

Installation: After installation and before start up of the differential pressure transmitter, be sure...
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