Answer / arpita

For Pressure Swtich:
electrical parameter:- switched current, switched ac vtg. &
switched dc vtg.

Performance and operating parameters:- Temperature
compensation, Temperature output, Electrical output.
Switch accuracy

List three types Level Transmitters with their working principles

1 Answers   ABB, Bapco Bahrain Petroleum Company,

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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 are the following documents comes under loopchecking

1 Answers   Heisco,

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In dissolution apparatus how did you calibrate the distance from end of paddle to bottom of the bowl?

1 Answers   Reddy Labs,

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what is hall effect?where it is use in power plant?

2 Answers  

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how in the 2 - wire transmitter, 24v supply and the 4ma signal gets in the same path?

1 Answers   Yokogawa,

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how can i calibrate the temperatuture gauge used by temperature bath(dry block) i mean step by step procedure?

0 Answers   Texas,

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what do you mean by CJC (cold junction compensation).?

5 Answers   Jindal,

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dear sir we have insatlled positioner model no.sipart PS2 make Siemens at our control valves . now problem is if we want to increase the response of valve opening speedy /fast. what parameters do we change for positioner ? any idea. please guide us.

0 Answers   CPL,

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what is the Analog signal and what is the Digital signal

4 Answers  

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if my flow is 20000 m3/h than which range of DPT i have to use????

0 Answers  

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What is the difference between compensation and extension cable.

11 Answers   HPCL,

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