Answer / asad

Sourcing mean we are giving +ve from the field and -ve is common through PLC and sinking mean we are giving -ve from the field and +ve is common through PLC

Answer / madhuridalvi

When supply is is given to the bulb or any device through
the switch button (toggle switch), at that time switch is
the sourcing and the bulb is the sinking.
In PLC input card is sinking and output card is sourcing

Answer / nani

sinking means 0 volts to common
sourcing means 24 volts to common

Answer / nani babu

sinking means 0 volts to relay common
sorcing means 24 volts to relay common

what is insdustrial vibration.who it works. give atleast 2 types of insdustrial vibration

0 Answers  

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is any standard angle for thermowell mounting for horizontal and vertical pipe lines?

3 Answers  

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What is the Difference between CNC and PLC

1 Answers  

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Why we use 4 to 20 mA, (This is International Standard) instaed of this can we use 4-16, or 4-24 or 3- 15 or any other range

13 Answers   ONGC,

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What is the working principle of Dozing valve used in cement industry?

1 Answers  

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In most instances, Inertia processes are quite uncommon. Give an example of a combined Resistance and Capacitance situation.Describe an application, which according to your understanding of the subject matter, comprises of both Resistance and Capacitance effects.

0 Answers  

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why we us isolation barrier in hazardous area how it works to protect the area and please clarify its current flow.

0 Answers  

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Which tank weighing system is better to install (Accuracy point of view) 1) Tank weighing system with 3 load cell or 2) Tank weighing system with 4 Load cell

0 Answers  

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what is loop1 and loop2 in MTS LT?

0 Answers   SPGC,

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What is difference between flame retardant & flame resistance cable? Among which type of cable is used for ESD & Fire and Gas system application?

1 Answers  

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The process variables that need to monitored and controlled are ________, ________, _________ and

1 Answers  

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In power plant to measure vibration of a turbine we install sensors. Before install this sensor we have to set gap voltage. What is meant by gap voltage and its use?

0 Answers  

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