Answer / amy

7 pH is a input and 0 mV output during calibration of pH meter.

What is input and output of vaiberation transmitter and what is its unit.

4 Answers   SMH,

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where the use of direct action control valve?

2 Answers  

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Pls.could any one Clarify the following with an example. 1.At What condition Close on Rise and Close on Fall Pressure Switch contacts are used. 2.If Pressure is abnormal as per set pressure,if connecting Terminal of pressure switch breaks,how the voltage extends to Relay base. 3.Are these contacts come under fail safe philasaphy.

1 Answers  

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How to check loadcell working or notworking

2 Answers  

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what is compensation in engineering and what is temperature compensation?

1 Answers   Binani, Yokogawa,

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What is DCS?

4 Answers   GAIL, Sabic, Trident, Yokogawa,

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Why we are using DPT(Differential Pressure Transmitter) in separator instead of level trasmitter?

0 Answers  

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A DP Endress and Hauser flow transmitter is always tripping pump at low flow. set point is 74 cubic meter/hr. Thorough impulse line flushing and zero calibration has been done, yet problem persists. What do you think is the problem and how do you rectify this fault?

5 Answers  

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why metallic housing is provided of solenoid valve.

1 Answers   HPCL,

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any body tell me ,contol valve has how many cheractristic? explain it.

6 Answers   L&T,

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is manifold required for an integral orifice meter?

2 Answers  

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How to fix back the valve actuator stem

0 Answers   SAFCO, Tarpon,

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