Answer / ramesh dham

Input for RPM indicator during calibration is signal generator which accurately generate 50% duty cycle square wave having volt. 12 Vdc ( may be adjustable).

If the on Of the DO module is off in the System cabinet, then what is the Procedure to check weather the Module is working or not.

2 Answers   Honeywell,

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Explain the usage of the PLC system?

3 Answers  

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There are two chlorination tonners both are connected to two pressure swithes and the pressure switch is connected to SOV which operates the valve to changeover the tonner selection i.e if pressure one tonner goes low the other tonner should come in line if it is inautomatic selection design a circuit using relays ?

0 Answers  

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what is IEC code in cables & how to selecting cables?

0 Answers   ROS,

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Hello-I know this not an engineering question,I am working in gulf & i want to do correspondence diploma in instrumentation,can any one give me the address of any university in which this courses are available.

2 Answers  

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What is an analog input-output

10 Answers   TN, Torrent Pharma,

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Explain PID controller tuning & any one method used for it.

1 Answers   L&T, Oil India,

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Why 4ma - 20ma signal used in instrumentation??

5 Answers  

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hi everybody. right now i am working with thermal power plant. our company plant is tripped because of program corrupt. i would like to know is it possible when the plant is running. we are using FREELANCE ABB800F CONTROLLER.

2 Answers  

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We have a Yokogawa Micro-XL DCS, which is having around 300 I/O, but whenever there is any wire gets grounded in field, the 24v supply to all loops gets dipped & all the indications at DCS goes to IOP(shows input open), at present we have fixed 500mA fuses in all the lines but which does not working. Does it required to replace with lower amps fuse, then how much or is there any other solution for this.

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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1.what is the power consumption of three element drum level control in sugar industries? 2.how to reduce that?

0 Answers  

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