Control Functions; Mechanical Data; Installation; Safety Instructions - Burkert 2012 Operating Instructions Manual

7.4.3 Media
Control media Neutral gases, air
Flow media Water, alcohols, oils, fuels, saline solutions,
lyes, organic solvents, vapour
7.5 Control functions
Control function A Closed by spring force in rest position
Control function B Opened by spring force in rest position
Control function I Actuating function via reciprocal
pressurisation
7.6 Mechanical data
Materials
Valve body Stainless steel 316L
Actuator PA, PPS
Seal materials PTFE
(NBR, FKM, EPDM and PEEK on request)
Packing gland PTFE (carbon-filled)
16
8
8.1
DANGER!
Risk of injury from high pressure in the system.
▶ Before loosening lines and valves, turn off the pressure and vent
the lines.
WARNING!
Risk of injury due to improper installation.
▶ Installation may be carried out by authorised technicians only and
with the appropriate tools!
Risk of injury due to unintentional activation of the system
and uncontrolled restart.
▶ Secure the system against unintentional activation.
▶ Following installation, ensure a controlled restart.
For control function I – risk of pilot pressure failure.
With control function I, the control unit and reset are pneumatic. No
defined position is reached during a pressure failure.
▶ To ensure a controlled restart of the device, first apply pilot pressure
and then activate the medium.
Risk of injury due to moving parts in the device.
▶ Do not reach into openings.
English
Type 2012

Installation

INSTALLATION
Safety instructions