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Air driven diaphragm pump
Pompe pneumatique à membrane
Operating instructions
Notice de mise en service
1.3
Type plate
The type plate includes the type, serial number and the
materials used. These data must be kept available for contact
with sera with respect to the pump.
Type plate (example)
1.4
Operating conditions
•
Ambient temperature: +3°C to +65/95°C
the material)
•
Climate: relative air humidity < 90%
•
Installation altitude: max 1000m above sea level
•
Pump design data for dosing and its temperature can be
found in the order confirmation.
2
Medium
The diaphragm pump is suitable for feeding low-viscosity and
viscous fluids. Please note that the flow capacity is diminished
when using viscous media.
CAUTION!
Flammable liquids may be fed (Note gas group and Ex
zones as per Directive 2014/34/EU.)
APB series for use in Zone 2 only.
APE series may be used also in Zone 1.
The combination of ball seats and valve balls made of
stainless steel is not permitted.
Possible combination:
Ball seats made of stainless steel and valve balls made of
PTFE.
3
Safety Instructions
3.1
Quality Instructions
Read these operating instructions carefully before the unit is
commissioned or serviced. Observance of these operating
instructions and, in particular, safety instructions, helps to
•
Avoid danger to staff, machines, and environment.
•
Increase the reliability and service life of the equipment
and the entire installation.
•
Reduce expenses for repairs and downtimes.
www.sera-web.com
6
The sera quality management and quality assurance system
for pumps, installations, fittings and compressors is certified
according to DIN EN ISO 9001:2015.
The sera air driven diaphragm pump is compliant with the valid
safety requirements and accident prevention regulations.
CAUTION!
Always keep these operating instructions within reach at
the workplace of the pump!
CAUTION !
Pay attention to the safety data sheet of the medium
conveyed!
measures to avoid that operators are endangered by the
used conveying media!
3.2
Information signs which are directly attached to the pump,
such as arrows indicating the direction of rotation or signs for
fluid connections must be adhered to and kept in a legible
condition.
(depending on
3.3
The personnel who operate, maintain, carry out inspections or
install the machine must be suitably qualified for their tasks.
The operator has to define clearly the responsibility, and the
supervision of the personnel. If the personnel do not have the
required knowledge, an adequate training is to be carried out
by the operator. Such a training can be realized - if required -
upon order of the operator of the pump by the manufacturer /
supplier. The operator has to ensure furthermore that the
personnel have understood the contents of the operating
instructions completely.
CAUTION !
Personnel assigned to install, inspect and maintain must
have appropriate technical training together with suitable
knowledge
atmospheres and must be aware of the associated risks!
CAUTION !
Any use beyond the instructions in this manual will
invalidate the required safety and protection properties
with respect to the risk of explosion!
3.4
The inobservance of the safety instructions may result in
personal injuries, hazards to the environment and damages to
the pump.
Subject to technical modifications!
Take
appropriate
accident
Marking of Instructions
Qualification and Training of Personnel
in
the
field
of
potentially
Dangers in Case of Inobservance of the
Safety Instructions
TA 312 Rev. 21 en 08/2018
prevention
explosive
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