Practical Pneumatic Instruments
To better understand the design and operation of self-balancing pneumatic mechanisms, it is helpful to examine the workings of some
Ultrasonic Level Transmitter Principle, Limitations, Calibration and configuration
Measurement principle Continuous non‐contacting ultrasonic level measurement is based on the time of flight principle. An ultrasonic level instrument measures
Displacer (buoyancy) Level Transmitter Principle, Limitations, Design, Installation & Calibration
Measurement principle The principle of displacement level measurement is based on Archimedes Principle. Displacement instruments determine liquid level by sensing
PLC Timer Programming Examples – TON, TOF, TP and TONR
Discuss about PLC Timer Programming Examples – Different PLC Timers are TON, TOF, TP, and TONR. PLC Timer Instructions and Timer logics.
DP Transmitter Interface Level Measurement Principle, Limitations, Selection, Installation, Design & Calibration
The principle of differential pressure level measurement is based on hydrostatic head. Hydrostatic pressure measurement is the most common means
PLC Program for Blinking Lamp on 5 Seconds Interval
PLC Blinking Lamp on 5 Seconds Interval using Ladder Logic. When user presses the SWITCH then lamp will energize & remains ON for 5 seconds time duration.
Electrical Measurements and Instrumentation Objective Questions & Answers
Electrical Measurements and Instrumentation Objective Questions & Answers [1] A 10MHz CRO has (a) 5MHz sweep (b) 10MHz vertical oscillator
Electrical Machines Objective Questions & Answers
Electrical Machines Objective Questions & Answers Q.1 The two winding’s of a transformer are (A) conductively linked. (B) inductively linked. (C)
Level Instruments Design Rules
The following points are considered during level sensors selection or during time of plant design. They are Pressure Vessel Connection
PLC Program for Alternate Output Circuit with Latched Function
Design a PLC program for an alternate output circuit with a latched function and explain the ladder logic with a solution.