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a pressure transmitter is a devise to measure the mechanical pressure and convert in to electrical signal it may be 4~20mA or 0~10V
Wiki User
∙ 14y ago
Wiki User
∙ 12y agoTo measure the mechanical pressure and convert in to electrical signal.
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How do you do calibration for differential pressure transmitter?
Differential presseure sensors invariably have two presure sesnors. Subject both the sesnors to atmospheric pressure and adjust if needed. Keep one sensor 1 under known pressure and another sesnor 2 under atmospheric pressure and adjust if needed. Repeat step 2 for the other sensor 2 and adjust if rquired.
Why you use minus to zero range in drum level transmitter?
I refer to Steam Boiler drum level. It is actually - to some positive figure is the range. Generally the boiler level is maintained at mid point that is zero. The transmistter is differential type. (DP type) If the transmitter is with a specified signal out put of 4-20 mA, it sends out 4 mA at lowest level and 20 mA at highest level. At mid level zero it sends out 12 mA. Differential pressure is highest at actual lowest level and lowest at actual highest level of the drum. By keeping negative to positive range there is fair amount of analog signal on lower and higher side of the drum.
What is the function of a relief valve and what is the disadvantage of it?
A relief valve is spring loaded valve that when excessive hydraulic or air pressure is applied it pushes the cylinder in the direction of the spring and lets the oil or air pass through and escape via another hose returning to the hydraulic tank or into the atmosphere in the case of air pressure. Without it hydraulic pipes or cylinders would rupture.
What is the function of micrometer caliper?
what is the function of micrometer
Uses of barometer?
A barometer is an instrument used to measure the atmospheric pressure. It does so by comparing the atmospheric pressure with a predefined standard pressure.
What is the function of a differential pressure transmitter?
Pressure transmitters function by measuring the amount of pressure that is exerted on their sensors. It measures mechanical pressure and converts it to electrical signal.
What is flow transmitter?
pressure transmitter
How does pressure transmitter work?
NO.
How do calibration of pressure transmiter?
The pressure transmitter should only be calibrated if the individual knows what they are doing. The calibration of the pressure transmitter needs to be done on the line of pressure.
What are the function of transmitter?
function of transmitter:-1. generate a signal of desired correct transmitting frequency2. modulation3. power amplification
Is a differential pressure transmitter a fuse that is connected power supply?
A differential pressure transmitter accurately measures your liquid levels, differential pressure and gauge pressure. The transmitter utilizes a unique silicone sensor with microprocessor technology to provide great performance and functionality.
What is the Meaning of turn down ratio on a pressure transmitter?
This is a number that indicates what range the transmitter will work correctly. This will depend on how strong the transmitter is.
What are the field instruments used in power plants?
Temperature: Thermocouple, RTD, Temperture Transmitter. Flow Transmitter, DP ransmitter, Pressure Transmitter, Pressure switch, Radar level Transmitter, PLC system, Woodward Governor, Ultrasonic flow transmitter. Relay, Control Valve, ON/OFF valve.
What is the function of dehydrator in an FM transmitter?
to transmit signals
What is the main function of the scosche fm transmitter?
The main function of the scosche fm transmitter is to encrypt signals so that you're not accidentally encroaching on another random person's transmissions.
What is the function of the amplifier in a transmitter?
used to increase the power level of the transmitting signal
How can you determine the level of liquid without making any cintact with it using any probe?
By differential pressure of the liquid and the air gap above the liquid. Both the pressures are given to the differential pressure transmitter, and the signal received from the transmitter is then converted into level using conversion factors supplied by the supplier of the transmitter.
