How to Calibrate Penumatic Transmitter.LRV= -60 URV= -20.Can u give me Answer.

9 Answers   ABB,

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what is the difference between the microcontroller and PLC?

9 Answers   HAL, Havells,

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how to calibrate corollaries (Mass flow meter)?

0 Answers   Honeywell,

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why we cant transmit the dc current easily

1 Answers  

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How will you select suitable Instrument for Process line/Tank/Vessel?

5 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 RAL(Rotary air lock)works in cement industry?

0 Answers   Jaypee,

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why we are using -24 vdc in plc?

1 Answers   CGL,

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Where is the flow transmitter installed with respect to control valve, state reason.

1 Answers   ADMA OPCO,

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what is compensation in engineering and what is temperature compensation?

1 Answers   Binani, Yokogawa,

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which transister (npn or pnp) is used in vibration monitoring for negative voltage? 

2 Answers  

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can we change the range of 3151 model level transmitter of rosemount make? present calibration range is 1000mmwc and want to change it to 2000mmwc

4 Answers  

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