why does a transmitter o/o signal starts from 3-15psi or 4- 20mA?

11 Answers  

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What is the difference between HMI and MMI?

16 Answers  

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WHEN DO WE GO FOR FMCW TYPE RADAR & PW TYPE RADAR ?

1 Answers  

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what do u mean by 2/3 soleniod valves?

8 Answers   Nile Sugar,

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For what reason would you possibly be compelled to make use of a Smith Predictor. Explain the idea behind the operation of this device.

0 Answers  

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Basic working principle of control valves

1 Answers  

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Explain the working principle of variable frequency drive?

0 Answers   ABB,

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How to convert Differential pressure to flow in TPH

0 Answers   Chettinad, ELCO,

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What is the diffrence between ff tx and non ff tx

0 Answers   Jindal, Rosemount,

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

0 Answers  

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tell me the field & lab calibration procedure step by step with diagram of pressure gauge, pressure switch, pressure transmitter, temperature switch, level switch, flow switch, flow transmitter, temperature transmitter, temperature indicator, flow indicator, level indicator, control valve, thermocouple, pressure indicator (digital & analogue),

0 Answers  

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

1 Answers   Sendan,

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