Burkert Type 2731 - Manual (Page 15)

Sealing elements actuator FKM, NBR
Diaphragm EPDM in food quality,
PTFE/EPDM, FKM
media
Control medium Neutral gases, air
Quality classes in accordance with DIN ISO
8573-1
Dust content Class 5: max. particle size 40 μm, max. particle
density 10 mg/m³
Water content Class 3: max. pressure dew point - 20 °C or
min. 10 °C below the lowest operating
temperature
Oil content Class 5: max. 25 mg/m³ with TopControl
maxi 1 mg/m³ with SideControl
Flow media
Type 2730 Liquids; aggressive or abrasive media
Type 2731 Liquids; ultrapure, sterile, aggressive
or abrasive media
Viscosity up to viscous
installation position any position, preferably with the
actuator face up
protection class IP67 in accordance with
IEC 529 / EN 60529
7 insTallaTiOn
7.1 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.
7.2 Before installation
• Before connecting the valve, ensure the pipelines are flush.
• The flow direction is optional.
15
Installation
english
Type 2730 / 2731 DN 65-100