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|how the 2.5bar pressure able to control the 40bar steam
|What is the basic principle of vibration measurement by
BENTLY NEVADA vibration measurement system? and Why it
gives the -ve voltage output?
|what is the input to be given digital temp controller
during the the calibration time?
|what do u mean by compensating?in power plant where are
compensating done?how level , flow compensated?
|in any transimitter (flow/level) there are three terminals
for supply& test (+,-,+)in two wire,24VDC given to Tx.,but
how 4-20 ma signal travels thru same wire (as it is for
24VDC input supply)?
|units of pressure,flow, level,temperature?
principle of pressure gauge?
calibration of pressure tx., level tx., temperature tx.flow
description of two wire ,three wire and four wire R.T.D.?
WHAT IS INPUT AND OUTPUT OF TX.?
WHAT IS INPUT AND OUTPUT OF R.T.D. AND THERMOCOUPLE?
WHAT IS HOT LOOP AND COLD LOOP?
WHAT IS INPUT AND OUT PUT AND OUTPUT OF D.C.S. AND P.L.C.?
PRINCIPLE AND WORKING OF HART?
WHAT IS PNP AND NPN PROXY?
CALIBRATION OF PRESSURE ,LEVEL ,FLOW SWITCH?
DESCRIPTION OF FIELDBUS FOUNDATION?
WORKING OF SOV.?
|What is meant by calibration
|What is transducer
|1)What is the suitable MOC for flow meters working at
temperature between 200 - 250 cen.
2)In which application the mass flow meters are not
3)Is it advisable to use radiation type or radar type
instrument for non contact application
|1.what is the role of proportional comtroller in pid
controller?2.How do u calibrate the control valve?
|Please explain the difference between instrument range and
calibration range in terms of pressure transmitter?
line design pressure: 93 bar
operating pressure : 82 bar
press Transmitter Range?
calibration range ?
|Regarding MOS (maintenance override switch), I want to know
its function and its state ( 1 or 0 when not activated ).
An example will be very helpful..thank you.
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