How to Calibrate Radar Level Transmitter in Field

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what is buoyancy law?

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which type of filter gives the constant phase characteristics?

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why full bore ball valve is not used in steam applications?

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Why grounding is necessary? Give example with diagram.

0 Answers   Bright Point, DS Group,

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when we calibrate the DP transmitter at that time which matrial we used in pressure pump?

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what u mean by speed control in turbin? how it was working?

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whey we conect ammeter in series and voltmeter in parallel in circuit

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In oil & gas industries and petrochemical industries, there are classification of zones like zone 0, zone 1, zone 2. Is there any differences in voltages or power supply supplied for the process instruments, control instruments depending on the zones

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What is rang ability?

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If a differential pressure transmitter is calibrated for 0~2500 mmH2o and transmits a 4~20mA dc signal. The transmitter is placed across an orifice plate which is sized to create 2500 mmH2o differential at 5000m3/Hr a) what is the flow rate when the transmitter signal is 13.0mA DC? b) what is the signal output of the transmitter when flow rate is 2500 m3/Hr ?

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What is inside the PLC panel? How does instruments communicate to DCS computer via PLC? What is the type of wiring in PLC connections? Please answer... Thanks

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