8.
insTallaTiOn
8.1.
safety instructions
Danger!
danger – high pressure in the equipment!
•
Before loosening the lines and valves, turn off the pressure and
vent the lines.
Warning!
risk of injury from improper installation!
•
Installation may be carried out by authorised technicians only
and with the appropriate tools!
risk of injury from unintentional activation of the system and
an uncontrolled restart!
•
Secure system from unintentional activation.
•
Following assembly, ensure a controlled restart.
Warning!
For control function i – danger if pilot pressure fails!
For control function I control and resetting occur pneumatically. If
the pressure fails, no defined position is reached.
•
To ensure a controlled restart, first pressurize the device with
pilot pressure, then switch on the medium.
34
english
Type 2103
Installation
8.2.
Before installation
•
Before connecting the valve, ensure the pipelines are flush.
•
The flow direction is optional.
8.2.1.
installation position
•
The piston-controlled diaphragm valve can be installed in any
installation position, preferably with the actuator face up.
•
installation for self-drainage of the body
To ensure self-drainage:
→
Install body inclined by an angle
→
Observe an inclination angle of 3° – 5° to the line axis.
Fig. 29:
Installation position for self-drainage of the body
Please request
installation for 3A certification explicitly.
8)
8)
α = 25° to the horizontal.
α
Angle α: 25 °
Inclination to the line axis
3° – 5°