Answer / s

Hook-up Diagram having installation details like
vaves,tee,elbow sizes.It is a detailed diagram for
Particular equipment installation which is not available in
P&ID.

Answer / cpo

SS tubing come in standard max length 6m

Answer / chepin

S answer is right. Could some one pls share sample of the
hook up drawing.

Answer / www.islamqa.com

I think it's related to system response time, 6 meters
limitation to make the feedback pressure signal built up
through the pipeline and arrive to I/P or controller in
suitable time.

open loop has no feedback so there's no limitations.

Regards,

Ahmed Sabry
Control and Instrumentation Engineer
GPC - General Petroleum Company
ahmedsabry.online@gmail.com
CELL.: 00 2 0121367310

Answer / ladla

In open loop there is no feedback

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