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7.1 Transport
G
Only transport the diaphragm valve by
suitable means. Do not drop. Handle
carefully.
G
Dispose of packaging material according
to relevant local or national disposal
regulations/environmental protection
laws.
7.2 Delivery and performance
G
Check that all parts are present and
check for any damage immediately upon
receipt.
G
The scope of delivery is apparent from
the dispatch documents and the design
from the order number.
G
Condition of the valve as supplied to
customer:
Control function:
Condition:
1 Normally closed (NC)
closed
2 Normally open (NO)
open
3 Double acting (DA)
open
G
The performance of the diaphragm valve
is checked at the factory.
7.3 Storage
G
Store the diaphragm valve free from dust
and moisture in its original packaging.
G
Avoid UV rays and direct sunlight.
G
Maximum storage temperature: 40 °C.
G
Solvents, chemicals, acids, fuels or
similar fluids must not be stored in the
same room as valves and their spare
parts.
7.4 Tools
required
G
The tools required for installation and
assembly are
not
included in the scope
of delivery.
G
Use appropriate, functional and safe
tools.
8 Functional
description
GEMÜ 650 is a metal diaphragm valve
with 2/2-way, T or tank bottom valve
body or multi-port design. The valve has
a piston actuator and an optical position
indicator as standard. All metallic actuator
components are made of stainless steel. The
compression springs of diaphragm sizes 80
and 100 are made of epoxy coated spring
steel. "Normally closed (NC)", "Normally
open (NO)" and "Double acting (DA)" control
functions are available. The valve body
and the diaphragm are available in various
designs as shown in the datasheet. The
valve can be cleaned (CIP) and sterilized
(SIP) without dismantling (autoclavable
depending on version).
Diverse accessories are available, e.g.
stroke limiters, electrical position indicators,
positioners.
9 Construction
A
2
Control
medium
connector
Optical
position
indicator
A
1
2
Construction
1
Valve body
2
Diaphragm
A
Actuator
7 Manufacturer's
information
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650