Issue 1
6-2 Maintenance procedures
K0457 - [EN] English
6.4.2
Procedure
1.
Seal the test port connection with the blanking plug.
2.
Attach the applicable PM 620 module
PV 621 models: P/N IPM620-13G (20 bar)
PV 622 models: P/N IPM620-165G (100 bar)
PV 623 models: P/N IPM620-23A (1000 bar)
3.
Attach a DPI 620 calibrator and set the power on.
4.
Do the test for maximum pressure or maximum vacuum.
Maximum pressure test
1.
Use the applicable procedure for the pressure station to set
the maximum pressure.
PV 621 models: Chapter 2. Set the pressure to 20 bar.
PV 622 models: Chapter 3. Set the pressure to 100 bar.
PV 623 models: Chapter 4. Set the pressure to 1000 bar.
2.
Set the DPI 620 calibrator to do a Leak Test: Chapter 5
Channel Settings
:
Units
=
Bar
;
Utility
=
Leak Test
Settings
:
Test Time
= 00:01:00 (1 minute)
3.
Let the pressure become stable for 1 minute.
4.
Start the test. When it finishes, compare the result with the
specified leak rate; see Table 7-2.
Maximum vacuum test
1.
PV 621
/
PV 622
models only
. Use the applicable procedure
for the pressure station to set the maximum vacuum.
PV 621 models: Chapter 2. Set the pressure to -950 mbar.
PV 622 models: Chapter 3. Set the pressure to -950 mbar.
2.
Set the DPI 620 calibrator to do a Leak Test: Chapter 5
Channel Settings
:
Units
=
Bar
;
Utility
=
Leak Test
Settings
:
Test Time
= 00:01:00 (1 minute)
3.
Let the pressure become stable for 1 minute.
4.
Start the test. When it finishes, compare the result with the
specified leak rate; see Table 7-2.
