why we go for pcbs

2 Answers  

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

0 Answers   ADMA OPCO,

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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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what is difference between pressure,flow and level control valve.

3 Answers  

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how to make a calliberation for deffirential pressure

3 Answers  

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what is working principle of vibration prob

3 Answers  

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Close loop and open loop.

3 Answers   CCIE,

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why 4 to 20 ma ,why not 0 to 20 or 3 to 15 or anything

19 Answers   Honeywell, TCS, TN,

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what is surge and how is it prevented, what is the purpose of bypass valve across AS valve.

0 Answers   ADMA OPCO,

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HOW CAN I CONNECT ROSEMOUNT 3300 LEVEL TRANSMITTER TO Allen-Bradley SLC500

1 Answers  

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in which mode of the zener diode act when load voltage is approximately constant

1 Answers  

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What is Process portal A(PPA)?

1 Answers   ABB,

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