why we are using -24 vdc in plc?

1 Answers   CGL,

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Why do we need to install hook-up line differential pressure type level transmitter when the differential pressure type level transmitter with capillary are available?

2 Answers  

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What for barriers are used in DCS & PLC systems?

2 Answers  

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If mVolts can drop by resistance of wire as compare to mA, then how thermocouple mV reaches in CCR as accurate value?

7 Answers  

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why pressure 3-15psi is used as industrial standard and what is the reason

2 Answers   JAL International, UltraTech,

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How to calibrate level switch?

2 Answers   Power Plant, Sabic,

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what is buoyancy law?

1 Answers  

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How to convert milliampares into flow??

0 Answers  

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what is formula mv convert to temperture

4 Answers   Sterlite,

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what is zenier barier and what means zone 1,zone 2,and zone 3

2 Answers   Bapco Bahrain Petroleum Company,

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what is the pressure in the tank when its level of liquid is 1.5 meters when its total capacity is 2 meters

2 Answers   Engro,

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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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