Process lab · Level 5 of 8

Flow loop and control valve

Level 5 of 8 in the Process lab: a free process control exercise at Intermediate level, which takes about 45 minutes. Stroke-test a control valve, find its fail position, set the controller action to match and tune the fast flow loop.

Start this level

Free · no download · about 45 minutes. Your work is saved on this device. Updated 18 Oct 2026.

3D view of the Flow loop and control valve level in the Process lab — Flow loop and control valve

The brief

Industry: Paper
Task code: PRC-05
Difficulty: Intermediate
Type of work: Tuning

Stroke-test a control valve, find its fail position, set the controller action to match and tune the fast flow loop.

What the test checks

The acceptance test marks the skills this level practises.

In this lab

P&ID, loop check and calibration bench
PID tuning with step tests
Alarms and an operator screen

Levels in the Process lab

Previous: Tune the level loop Next: Alarm rationalisation

Part of the Process lab

Read the P&ID, check and calibrate instruments, tune loops and run a plant from a control room.

About the Process lab

Feeds these internships: Instrumentation and Process Control, Commissioning and Maintenance, SCADA and HMI, PLC Programming.