7-2 EB 8048-2 EN
Operation
Risk of personal injury due to process me-
dium escaping.
Î Align the pipe elbow to ensure that any
escaping process medium does not hit
operating personnel.
Î Wear protective clothing (eye protection,
safety gloves) when working in close
proximity to the control valve.
Diaphragm damage through the use of an
incompressible medium.
Closing the valve when the shut-off valves
upstream and downstream of the valve are
closed may lead to the diaphragm rupturing
in plants with liquid media owing through
them.
Î Only close the valve when the shut-off
valves upstream and downstream of the
valve are open.
7.1 Normal operation
The handwheel of valves with actuators tted
with a handwheel must be in the neutral po-
sition during normal operation.
7.2 Manual operation
Valves with actuators tted with a handwheel
can be manually closed or opened in the
event of failure of the auxiliary energy sup-
ply.
7.3 CIP (cleaning-in-place)
CIP can be performed with commonly used
cleaning uids.
Î Observe the applicable hygiene regula-
tions.
7.4 SIP (sterilization-in-place)
SIP can be performed using steam at a tem-
perature up to 180°C for a maximum of
30minutes.
Î Observe the applicable hygiene regula-
tions.
WARNING
!
NOTICE
!