Self Actuated Pressure Control Valve Functional Testing

SELF ACTUATED PRESSURE CONTROL VALVE FUNCTIONAL TESTING

1) Pressure Reducing Method

Test Equipment Required :-

1. Regulator
2. Test Gauge

Typical Test Set-up

Functional Testing Procedure

a. Check instrument data, check for pressure requirement.

b. Check vendor’s specification sheet or instrument nameplate maximum allowable pressure.

c. Hook-up instrument as typical test set-up.

d. Open Valve A, note down pressure indication of the test gauge B as the set pressure.

e. If the set pressure is not as per specification carry out as follows:

• Remove the cover of the set point adjustment screw
• Adjust the set point screw until the test gauge indicates the desired pressure.

f. Records all results in Instrument Calibration Check sheets.

2) Back Pressure Regulator Method

Test Equipment Required :-

1. Regulator
2. Test Gauge

Typical Test Set-up

Functional Testing Procedure

a. Check instrument data, check for pressure requirement.

b. Check vendor’s specification sheet or instrument nameplate maximum allowable pressure.

c. Hook-up instrument as typical test set-up.

d. Open Valve A, note down pressure indication of the test gauge B as the set pressure.

e. If the set pressure is not as per specification carry out as follows:

• Remove the cover of the set point adjustment screw
• Adjust the set point screw until the test gauge indicates the desired pressure.

f. Records all results in Instrument Calibration Check sheets.