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.

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how the arrangement of equipments done in control room

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what is zero and span ?

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What is the Flow rate ?

2 Answers  

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admittance level sensor meaning?

2 Answers   CGL,

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In dcs panel we are using diff type of modules ?what is module ? what is the use of modules ?diff type of module?

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what is the use of shield cable?

2 Answers  

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how to check earthing,what is minum ohms for proper earthing

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what's meanning of 1250KVA and how to calculate with Volttage and Current. answer give with example.

3 Answers  

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Witch type cable use for rtd ,why?

2 Answers   Sugar Factory,

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how u choose thermowell lenght n pnumatic C/v size?

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Coriolis flow meter coil supply is 24vdc but why still we given 230ac for this transmitter let me explained detailed review please

1 Answers   Shell,

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