What is the difference between HMI,SCADA and MMI,not abbrevation?

7 Answers   HCL,

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What is DeltaV?

2 Answers  

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selection of the zener barrier for the hazardeous area zone 0

0 Answers   Siemens,

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what is formula for calculating flow if i have pressure and pipe diameter?

1 Answers  

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what is scale factor of proximitor & unit of the vibration.

0 Answers   ADMA OPCO,

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i have one absolute pressure transmitter for the range is -400mmhg to 400mmhg. If i do the zero trim at atmosphere the transmitter should be give 4ma or 12ma? which one is correct?

2 Answers  

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how commission a transmitter evev plant is already running

2 Answers  

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How the sizing of the analog signal cable is calculate?

0 Answers   Reliance,

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Can we measure pressure using differential pressure transmitter? If yes then how?

5 Answers   Reliance,

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PLZ explain to me massflow

4 Answers  

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Im working in a shopping center, it is also hotel and office building, two towers exactly and someone is proposing a PLC control for the HVAC system, but Im thinking of a DDC control system. in this case what is the difference between PLC and DDC control?

1 Answers  

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what is stability

2 Answers   IOCL,

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