what do you mean by smart instruments ? define ? give an example?

2 Answers   Flour Tech Engineers (P) Ltd,

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when we are using HART COMMUNICATOR why we are using 250 ohm resistance while using HART COMMUNICATOR.

7 Answers  

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HOW FOREIGN CONTROL SYSTEM CAN BE CONNECTED WITH DCS?

0 Answers  

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If a flow transmitter (magnetic type FT) that can measure flow and temperature, then why in some industries people use flow transmitter and temperature transmitter in the same line 1 after another? Even after 1 single flow FT is capable of measuring flow as well as temperature.

1 Answers   Process Control Technologies,

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Tell me about the synchronization panel.

1 Answers  

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what is the principale of vortex flow meter.

7 Answers   Ambuja, India Glycols,

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i want to control the temp of sand(welding flux) between the range of 150deg C to 170deg C. sugges me sum temp control method without PID controller.

1 Answers  

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How to Calibrate Ultrasonic Level Transmitter in field

0 Answers  

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what is the function of a zener diode ?

2 Answers   Honeywell,

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why we use -ve voltage in vibration monitoring system.generally we use 4 to 20 mA as output of instrument then why we use voltage in vibration

2 Answers  

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what is plc? breif explain

3 Answers   APL,

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What for barriers are used in DCS & PLC systems?

2 Answers  

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