Pressure Generation - WIKA CPP7-H Manual De Instrucciones

5. Commissioning, operation

5.5 Pressure generation

EN
5
Fine adjustment valve
5
Pressure connection for T-connector
9
Switch setting
10
VACUUM = Vacuum
Switch setting
11
VENT = Vent
Switch setting
12
PRESSURE = Pressure
Pressure relief and switching valve for pressure and vacuum generation
13
CAUTION!
Damage of the test item caused by too high pressure
The test item and reference pressure measuring instrument with pressure
ranges < 7 bar (< 101.5 psi) can be damaged through the pressure
generation.
▶
▶
▶
Before using the hand test pump, check:
The reference pressure measuring instrument is connected with the connection hose
■
to the pressure pump.
The test item is connected with the connection hose to the pressure pump.
■
All pressure connections are correctly fitted and tightened.
■
12
13
Do not exceed the maximum pressure limit of the test item or reference
pressure measuring instrument.
Only generate a pre-pressure that is less than the required pressure.
Use the fine adjustement valve to reach the exact required pressure.
10 11
WIKA operating instructions, model CPP7-H
12
9