Actuator Size; Material; Fluids - bürkert 2000 Bedienungsanleitung

Accidental switching of the pressure inlet lines for the service
NOTE
port lines during connection of globe valve Type 2002 can
actuate valve operations other than those intended for the
selected control function.

Actuator size

Actuator size
± [mm]
Materials
Valve Type 2000
Threaded body:
Gunmetal,
Stainless steel
Body material
1.4408
Body w/weld ends:
St. steel 1.4581
Actuator
casing
Seal material PTFE (NBR; FKM, EPDM on request)
Packing gland
(with silicone
grease)

Fluids

CAUTION!
Observe permissible pressure range as specified on the rating
plate.
Water, alcohols, oils, fuels, hydraulic fluid, salt solutions, lyes, organic solvents,
steam.
Pilot fluids:
CAUTION!
Valves directing the flow over the seat should not be used for
liquid media; there is a danger of waterhammer!
C D E
40 50 63
Angle-seat valve
Gunmetal,
St. steel 316L
(316L also
includes 1.4404
and 1.4408)
Polyamide or PPS
PTFE V-ring with spring compensation
Neutral gases, air
F G H
80 100 125
Type 2002
Globe valve
Gunmetal
PA
(PPS on request)
PTFE
2000/2002 - 5