LADDER LOGIC
Can any body state Logic on following condition
Instructions to use 1-XIC 2-XIO 3-Output ONLY
Program
Push 1st button On - 1st lamp should On
Then Push 1st button Off - 1st Lamp Should remain on
Push 2nd button On - 1st lamp should Off and 2nd lamp should On
Then Push 2nd button Off - 2nd Lamp Should remain on.
Answer Posted / mohammad wasim khan
rung1
xio (adress I:0/1) pb series 2 xic puch button in paralllel and give adress as(O:0/0) to one of xic pb and adress (I:0/0)to second xic , a output in series with adress O:0/0.
rung 2
xio (adress I:0/2) pb series 2 xic puch button in paralllel and give adress as(O:0/1) to one of xic pb and adress (I:0/1)to second xic and a output in series with adress O:0/1.
| Is This Answer Correct ? | 1 Yes | 0 No |
Post New Answer View All Answers
Sir, I want junior executive, Instrumentation question papaer for IOCL, Plz send to arabinda.ghosh83@gmail.com
what diffrence b/w plc s7200,300,400
What denotes the 5/8mm in the 3300XL 5/8mm proximitor probe?
How can a d.p. Transmitter be calibrated?
Explain the working of an electronic level troll.
what are the different types of Protocols? & their applications.
Draw a great bridge circuit.
Draw a group of instruments interlocked to a Pump & Motor?
(1) In turbine, what does term CDP, NI, NH, HSSOC, means. (2) What is the purpose of LO overhead tank in turbines.(3) An equipment is certified for EEX, IA, IIC,T6, what do you under stand by this.(4) what is SURGE, and how it is prevented, what is the purpose of bypass valve across AS valve.(5) Give 2 application of quartz crystal used for process parameter measurement.(6) what is meant by cold float of compressor shaft. (7) state four different types of flow measurement. For gas flow measurement mmscfd is the common unit. Expand the unit and specify significance of word S in the unit.(8) what is meant by Gap voltage, in vibration measurement. Normally how much Gap voltage is set and state the reason.(9) what will the new flow factor if D/P transmitter is Re-Ranged from 25” wc to 50” wc.(10) what is the usage of QDV & Volume booster.
what is the difference between magnetic flow meter and mass flowmeter
I have a Control VAlve having size of 2 ".Only the known parameter is Pressure drop . Its 2 Kg. Then How to calculate control valve sizing means Cv.
i have steam drum height 1000mm. and i want to placed the transmitter below the tap.how i calculate.
what is function of switch, and how is it work, explain with difination
WHAT IS MEANT BY PROJECT MANAGEMENT STRATEGIES IN INSTRUMENTATION?
TEMPERATURE VARIATION FOR FREQUENTLY.