43
2. The entire process will be displayed in stages in the leak curve at the bottom of the screen.
7.5 PSV test
The device provides function of PSV test, to test the safety pressure of the safety valves. Click the pressure module on
the top, to set relevant parameters, see table below:
Table 14 PSV test setting
Subject
Valid value
Description
Pressure module
Internal pressure module, external module A or B
Select the pressure module
Test time
00:00:00 ~ 00:10:00
Set test time
Pressure unit
Different modules support different pressure units
Select corresponding pressure unit
7.5.1 PSV test performing
1. Connect air circuit
a. Connect the device to the air circuit;
b. Press the Start icon on the right of the screen to start performing, apply the pressure gradually to the safety valve;
c. Count down the test time and record the real-time pressure value and create the pressure curve, then record the
maximum pressure during the process;
d. Count down complete, the entire leak test process finishes, save the data;
2. The entire process will be shown in the leak test curve at the bottom of the screen
