Can i convert 230v ac to 24v dc by using a relay?Instead of Smps is it possible? What is relay logic in plc ?? How it works?

2 Answers   Infotech,

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What is frequency factor in massflow meter? When using frequency output?

0 Answers   PCMIL,

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Difference HAZOP and HIRA

1 Answers  

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can you send remote seal interface level transmitter calculation steps for oil water saperator.

0 Answers   Sasol Firm, Thermax,

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what is commisioning procedure,2)what is is the main work in commisioning in the field tx to dcs, plz send me detail

0 Answers  

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How we will check whether the proximity, which we have is either NPN or PNP, if no data sheet or manual or any details is available to us ???

1 Answers  

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please suggest me, how can i change the display setting in term of unit in place of % of Honeywell pressure transmitter ST3000S100?

2 Answers  

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what is the input of digital RPM indicator during the calibration time?

1 Answers  

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how can calibrate vacume trasmitter by HART COMMUNICATOR ?

3 Answers   Bajaj, IMECO,

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what is sil (safety integrity level

0 Answers   Essar,

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What is derating factor in Motor?

1 Answers  

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When a timer is placed in RS Logix 5000 with preset value less than its scan time it is malfunctioning. i.e., if the preset is set to 30ms still the timer TT bit is counting till 150ms(its scan time). Any solution for the problem?

2 Answers   Balco,

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