Sketch a Ladder Diagram for PLC to Energize the Lamp
Sketch a Ladder Diagram program for this PLC to energize the lamp if the following input conditions are met.
Practical Questions
In Practical Instrumentation Questions section, you will get industry related technical questions with problem solving approach,
PLC connected to Three Pushbutton Switches
Suppose we have a PLC connected to three pushbutton switches. Sketch a Ladder Diagram program for program example.
Questions on Allen-Bradley MicroLogix 1000 PLC
Suppose we have an Allen-Bradley MicroLogix 1000 PLC and two pressure switches we need to connect to it.
Questions on Resistive Tape Level Sensor
A resistive tape level sensor is a two-wire element immersed in a liquid, which changes resistance as liquid level increases.
What Effect on Hydrostatic Level Transmitter if Liquid Density Changes?
Suppose the density of the liquid within the vessel decreases. What effect will be on hydrostatic level transmitter (LT)?
Questions on Radar LT Loop Diagram
Determine the voltage drops in this radar LT loop diagram when the process level is at a height of 12 feet.
Questions on Level Switches
Here you can find the common questions on level switches which are used in industrial level detecting applications.
Float-type Level Switch for Sensing Low Oil Level
An oil sump for a hydraulic system is equipped with a float-type level switch for sensing low oil level but it gives faulty signals.
What is the Simple Alternative Vessel Level Indication?
A large vessel containing crude oil has a defective radar-based level transmitter. How do you choose a simple alternative level indication?
Practical Level Sensors Questions and Answers
Learn the top 4 real-time practical questions and answers on level measuring sensors and transmitters on instrumentation blog.