what is input and output cards of plc needs to be hot swappable mean

1 Answers  

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what is bevel? why bevel required in orifice plate?

2 Answers  

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flow transmitter range is 0 -500 mmwcc but the transmitter shows 12 ma for o mmwc instead of 4 ma ...how to solve this problem when we apply 375 mmwc it shows 16 ma

3 Answers  

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What is meant by GAP VOLTAGE, in vibration measurement. Normally how much GAP VOLTAGE is set and state the reason.

3 Answers   ADMA OPCO,

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what is the difference between SCADA and DCS?

5 Answers   ACC,

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Please why do we use 4-20ma in instrumentation engineering

1 Answers  

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meaning of SMART

3 Answers   ISRO,

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can we connect instrument earth pit to electrical earth pit, if not why?

2 Answers  

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How we can do the linearity test for Bently Naveda Vibration Probe?

1 Answers   Sabic,

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what is reason behind boiler drum level transmitter range put -450 to 0 mmh2o.

1 Answers   JP Group,

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what is air to open and air to close control valve and difference btwn this...and how to measure milli amp by this...and what is the role of positioner and i/p converter in this..plz help me

2 Answers   HCL, SOC,

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can i get any detail of interview question asked for instrumentation,plc,scada ,dcs..............

2 Answers   Asec, Honeywell,

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