hi... i'm about to learn siemens plc i came across following question in my mind ... plr ans 1. hw motor operated by plc 2. hw drive operated by plc explain dis by both ladder logic diagram and hardware config , connection

2 Answers   KCP Cements,

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what is the diffrence between plc&dcs

4 Answers   HCL, Hindustan Zinc,

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Technician A says that a fuel tank sending unit will have a high resistance only when the tank is full. Technician B says that its resistance when the tank is full depends on whether the sending unit is designed for use with a bimetallic gauge or with a magnetic gauge. Who is correct?

3 Answers  

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you are on site,the plant trips,you are approached by operations,what do you do?

0 Answers   ABB,

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field bus transmitter calibration procedure tell me

0 Answers   BAP,

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Why do we floating DC in DC system.

0 Answers  

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Why Ma signal is using for control system?

1 Answers   Petrofac,

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Somebody can explain me about >Critical Loops, calibrations, ESD critical Loop checks, Logic Diagram / Cause & Effect checks for ESD loops,

0 Answers  

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what is the working principle of dis-placer type level transmitter

1 Answers   Sendan,

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1)how can calibrate temperature transmitter? 2)how can calibrate flow transmitter? 3)how can calibrate level transmitter?

3 Answers   ccic, Emerson, JK Pharma, NIGC, Rockwell, UltraTech,

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What standards are used for earthing of field instruments?

1 Answers  

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What is the calibration procedure of Drum level transmitter if range is 0 to -400 mmh2o in lab?

0 Answers  

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