Answer / p r j

What is your temperature range? if it is 0 to 500 deg. C
and no vibration in area then you can easly go for RTD with
transmitter and indicator.
How high temp. you can use J type thermocouple with
transmitter and indicator.
above 1000 dg c use K type for R type. While using
Thermocouple be carefull about Cold Junction Compensation.

why we are using pnp npn for sensors is there any other type?

1 Answers   CGL,

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how to online calibration of remote seal tx.

0 Answers  

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in sulfur process what is material of impulse line we use to connect with transmitter ? and does teflon affected by sulfur?

0 Answers  

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what is piezo electric transducer?its principle?

2 Answers  

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Why the Air Tank Accumulators required for the single acting actuators SDV's or BDV's as I see in some Schematic diagrams of ROTORK ??

2 Answers   L&T, Siemens,

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Can a Differential Pressure Transmitter be used as a normal pressure transmitter??

3 Answers  

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How can we calibrate pressure and flow transmitter in the field(online)?

3 Answers   Aramco, Reddy Labs,

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What is the differences of Level swich( LS ) and Level Transmitter(LT)

2 Answers   Hi Spectra, Sipra,

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You 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

1 Answers   EIT,

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need to calculate flow rate with the help of dp range and orifice bore dia and size. range is 0 to 400 inwc and orifice size is 12 inch 150 # rf and bore dia is 7.180 inch. need to calculation for flow rate

0 Answers  

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how to relay switch sense the fault?

0 Answers   ME,

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If mVolts can drop by resistance of wire as compare to mA, then how thermocouple mV reaches in CCR as accurate value?

7 Answers  

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