Question { 8956 }

How to carry out hot loop checking of closed loop pf
temperature control valve & temperature transmitter?

Answer

It can be done by following the steps below.
1. Take the control loop in manual mode.
2. Block the temperature control valve position manually to
the desired value.
3. Now check the loop as per the normal loop checking
procedure i.e. feed 4-20ma and observe the output value on
the DCS.