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What is the difference between a Extension cable and a copnesating cable.Where can we use compensating cable. Is anywhere compensating cable are used for mv transmission to the indicator.
1 4448You are looking at the RS-485-side of an RS-232/RS-485 converter and the power supply voltage for the converter is +5V. Under idle conditions (no transmission), and assuming you have enabled the RS-485 output: what would you expect at: (a) Output A measured against output B (b) Output A measured against ground (c) Output B measured against ground
EIT,
1 7115Profibus DP is a multi-master system. Would it work on RS-485 4W or not, and justify your answer
EIT,
1 9885What are the maximum packet size of: a) HART b) Profibus DP c)Profibus PA d) DeviceNet e) Foundation Fieldbus
EIT,
5780Is there’s power on the bus (if so, state whether on the signal bus, or on a separate in the following: a) HART b) Profibus DP c) Profibus PA d) DeviceNet e) Foundation Fieldbus
EIT,
1 4509Post New Instrumentation Questions
What is difference between differential pressure & delta pressure?
Which Signal hart communicator work? If there any signal change when hart connect while transmitter in line ?
what is effect of specific gravity in differential level transmitter , explain formula related with this .
What is the main difference between Cavitation and Flashing?
Which is your favourite subject & explain any one topic of it.
If P will increase then what will happen with PID?
what is cold loop? difference between hot and cold loop?
How to calibrate Field bus transmitter? procedure ?
What are different types of orifice plates? State their uses.
what is the procedure of belt scale calibration?
Using your own examples solve a problem involving normal table. (experimental method and analysis)
WHAT IS THE CAM POSITION IN CONTROL VALVE POSITIONER ? WHY IT IS USED?
Why mixer nd grinder Is example of constant torque load not variable torque load ???
May I have a brief note above the voltage barriers? Whats is the purpose? Please mail me if you've operational details, mail id: rajkumar.diice@gmail.com
Why use ball valves on Gas pipelines instead of gate & or globe valves...means basic diffrence or use of these valves..how designers knows this type of valve with rating is required...
