Determine the manipulated variable, controlled variable,
and the measured variable given a description of various
typical industrial processes.
Answer Posted / ram
The variables that are manipulated to have control over the process variable is called "manipulated variable"
Eg. Level is maintained by closing or opening the control valve ; here control valve position is "mv"
According to this example , both PV and CV ....is the level of the water in tank
| Is This Answer Correct ? | 4 Yes | 2 No |
Post New Answer View All Answers
Tell me the field calibration procedure step by step with diagram of pressure gauge, pressure switch, pressure transmitter, temperature switch, level switch, flow switch, flow transmitter.
how many types of spped sensors n vibration sensors?their basic principle n connection?
Give 2 application of quartz crystal used for process parameter measurement.
Drum level tx with GP4 with zero elevation:7300mmh20 on HP and 8050mmh2o on LP as range but on commissioning the tx readiing is max,Why this reading?
Why we are using reverse action in displacer types level transmitters on some Vessels?
what is The specifications for oriface instalation
what is interlock system and why we use of this?
draw the block diagram of a level transmitter ?
give me the formula for analog to digital converter and also d to a converter
Why humidity limit is 30 to 55 % for raw material storage?
types of cable..? Use of every types of cable..?
Senior engineer's please help me, what is Loop Checking and Loop test? and write difference also? soon urgent
Explain the working of an enraf level gauge.
Pressure tx shows 1 mbar but we need 1000 mbar at this process condition .. how can we sort it out .
how many type of plug are used in pneumatic control valve,name them.