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IN CONTROL VALVE SPECIFICATIONS GENERALLY TERM " DE- 200" ."DM -400"USED,, WHAT IS DE/ DM STANDS FOR?
when placing a vent or drain hole on an orifice plate should you measure from the center of the bore up or down for the vent placement?
How INtools is useful for routine Instrument maintenance?
what is the procedure to callibrate temp controller ,pressure controller,etc. suppose a temp controller showing error 1.5 degree centigrate how can i minimize it.
Give an example where you had aproblem on the job, and tell me how you solved the problem. and the finalvoutcome.
What is the use of each wire in three wire RTD
how u calibrate sox nox co2 co in cemps?what is opacity n HPm?tell the standard parameters of cems?
what is the procedure of belt scale calibration?
How the sizing of the analog signal cable is calculate?
Identification of control valve parts.
What is sensitivity in vibration probes..?
What is profibus?
diff between neutral ,ground,phase , earthing and shielding?
Please send me the sample question of Instrumentation of hpcl/iocl exam. my mail id hihi_kiholo@rediffmail.com
how is work pressure switch& level switch?what is the principle of this?