How to isolate a DPT from line in the condition that process
must not be disturbed,and process is also critical and no
bypass is available.?
Answer Posted / vinu joseph
first close the process isolation valve.then slowly equlise the pressure using equalising valve in the manifold.thendrain the transmitter and we can remove it from service
Is This Answer Correct ? | 4 Yes | 5 No |
Post New Answer View All Answers
what are the values of fuel flow rate in various places in boiler.
where i can get training in INTOOLS and PDMS in Delhi-NCR OR north part of India. please reply with ur ans. at arunsamkaria@ymail.com
What materials are used in thermo wells?
Turbidity analyzer working principle ?
ORP sensor working principle?
what is function of switch, and how is it work, explain with difination
how can we tune a PID. If it is by zeiger nichols method..please explain briefly with help of an example.
what is interface level and how it is calibrate?
A flange is used for instrument connection for a system with a design temperature of 316C (600F) and a design pressure of 1000 kPa (145 psi). What is the class rating of the flange to be used for this application? Explain your answer
3. Differentiate between ultrasonic flowmeter and radar type flow meter.
WHAT ARE THE INSTRUMENTAL DIAGRAMSOF VALVES?
why we are using magnet for calibration of gas detector?
What are the maximum packet size of: a) HART b) Profibus DP c)Profibus PA d) DeviceNet e) Foundation Fieldbus
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?
Manipulation of dead wt. tester double piston type.