What is the difference between a double acting and single acting positioner? what type of valves use single acting positioners?

1 Answers   AquaTech, NamPower, Samson Resources,

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What is 1:1 redundancy ?

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Can we use a 10000 Lph Flow Transmitter in 100 LPH flow line to get 20mA O/P by adjusting SPAN ?

1 Answers  

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In my company plc based winders are operated. one day there was a data transmission failure alarm shown on pc. as per sir instruction we have reset master plc but winders were not triped and alarm gone. so what master plc do?

0 Answers  

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

2 Answers  

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need instrumentation job completed 1 year trainee ship in mnc pesticide company. now in search of job

0 Answers  

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how can we calibate ph meter. how can we calibrat conductivimeter how can we calibrat massflowmeter & it s working.

1 Answers  

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what is three element in thermal boiler

9 Answers  

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what is the function of a zener diode ?

2 Answers   Honeywell,

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which gas or which liquid is filled in capillary of dial type temperature indicators on power transformers

2 Answers  

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Draw a simple circuit for a well head control panel used to protect the well against fire, leak, blockage, ESD, & controls the operation of one downhole & one surface safety valve. Explain the operation and controls

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why the SCAN time of DCS is more & that of PLC is less? if the SCAN time of DCS then why we use DCS.

4 Answers  

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