WHICH INSTRUMENT USED TO CALIBRATE CONTROL VALVE?
Answer Posted / antionyo
control valve calibrator
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1. For Steam drum level signal, why do we compensate with drum pressure signal? 2.For main steam Flow signal is comensated with main steam temperature signal and main steam pressure signal why?
why we use cascade control and feed forward control in 3 element drum level control measurement of steam drum .what is cascade and feed forward control system ?give example .
How to calibrate radar type level transmitter for interface level? Total liquid(liq.1 and liq.2), level both the liq individually? For. Both the liquid levels how the signal will go from transmitter to dcs? How to calibrate. Single radar 9:26:55 AM for 2 different liquids in a tank?
Yokogawa CENTUMVP R6.09 unable to download to Engineering Station with ExaOPC R3.75
The issue is when I try to download the common project section to the Engineering Station (STN) from the HIS in System View, it is unable to connect. The error displayed is:
WARNING: Could not connect to equalize destination. (7001)
Retrying. Number of retries = 0/1
ERROR: LdXopsLoadMain: connect error 10060
ERROR: Processing terminated due to connection error. (7002)
Equalization end with errors. STN0149
---- ERROR = 2 WARNING = 1 ----
Background:
>Updated the ExaOPC software on the STN from 3.60 to 3.75
>STN operating system is Windows Server 2008 R2
>HIS operating system is Windows Server 2016 Stanard
Solutions attempted include:
>Ensuring all IP addresses are correct and all networked devices can be pinged.
>The ability to ping a device using its host name from another device (
Programmable Logic control.
Q- Control problem are mainly classified in _____ types. a-)4 b-)3 c-)6 d-)nono of these Few of them i know is 1- regulator type problem (eg- Air conditioner) 2- tracking problem (eg missile trcking problem) 3- sybernatics 4- optimal control problem
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