Answer / k.chandra seakhar

the flame sensor is working depend upon the ultravilot rays

Answer / sibapati acharya

Despite the type(which is dependent on frequncy range of
flame),the basic principle is that a concave lens is used
for directing the flame rays to a photo diode. the current
produced from the photo doide is condtioned for flame
detecting in BMS.

Answer / nilesh karpe

There are 2 types of flame detectors in market viz: IR
(infra red ) and UV (ultravoilet ray).

What is the main difference between the terms instrumentation and Automation?

5 Answers  

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explane hart protocol? what is its advantages.

3 Answers   Jindal,

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what is difference between differial pressure & delta pressure?

3 Answers  

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what is the characteristics of control valve?

7 Answers  

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I want measure the volumetric flow of gas in waste heat recovery Boiler?Tell me how and which type of instruments required. Plz mail me:naba02222@gmail.com Sam please post the answer .

0 Answers  

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Can anybody tell me application of PLC,DCS,SCADA.

3 Answers   Reliance,

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Are Coils of Electromagnetic flowmeter in direct contact with fluid material

4 Answers   TATA,

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What is difference between profibus and modbus communication

2 Answers   GMR,

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How can measure flow in oil line?which type of transmitter is generally used?

1 Answers  

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can i use 1 sq mm insted of 1.5 sqmm cable cable length 600 mts under ground laying Cable carrying 24 vdc 4-20ma current

2 Answers  

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where uses EXe /EXd/Exo/Exn/Exp/Exq/EXia

0 Answers  

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in sulfur process what is material of impulse line we use to connect with transmitter ? and does teflon affected by sulfur?

0 Answers  

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