in i/o panel for digital ouput(do) how much power(in volts) we must give?

2 Answers  

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If i have 4 Allen Bradely make RS logix 5000 PLC and for viewing that we are using 4 RS view SCADA for 4 different packages. Now, I will want to view two packages on only one SCADA. Then how i will do it?

0 Answers   Essar, Reliance,

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what is interlock ckt? why it is necessary in industrial machines ?

2 Answers   IOCL,

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WHEN DO WE GO FOR FMCW TYPE RADAR & PW TYPE RADAR ?

1 Answers  

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I am applied 100 % pressure on to the air to open control valve,but the valve is not fully closed..and 10-15% is open the valve. how to calibrate the control valve?

3 Answers   OPaL,

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For 150 mtr cable run from DCS panel to transmitter (24 VDC with 4-20 ma output), need cable size. 1.5 sqmm is suitable?

2 Answers   NA,

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What do you know about gail?

0 Answers   GAIL,

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types of transformer.. 1ph 3ph or core shell?

1 Answers  

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HOW WE MEASURE A DRUM LEVEL BY DP TRANSMITTER ? WHAT IS ITS FORMULA ?

2 Answers   Thermax,

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how we are selecting instuments by differentiating certain instruments in 4 to 20 ma range and certain in 1 to 5 v dc

0 Answers  

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list of flame proof certification ?

1 Answers   TATA,

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WHY WE WILL USE 0-24VdC IN ELECTRONIC CIRCUITS AND INSTRUMENTATION TRANSMITTERS?

3 Answers   Aban Power, Jindal, JSW, Sugar Factory,

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