English (GB)
3
English (GB)
Installation and operating instructions
Original installation and operating instructions.
CONTENTS
Page
1. Safety instructions
1.1 Symbols used in this document
The safety instructions are identified by the following symbols:
1.2 Qualification and training of personnel
The personnel responsible for the installation, operation and
service must be appropriately qualified for these tasks.
Areas of responsibility, levels of authority and the supervision of
the personnel must be precisely defined by the operator.
If necessary, the personnel must be trained appropriately.
1.3 Safe operation
If safe operation is no longer possible, the product must be taken
out of operation and secured against unintentional operation.
This is the case in the following situations:
• If the product is visibly damaged.
• If the product no longer seems operational.
• After long periods of storage under unfavourable conditions.
1.4 Safety instructions for the operating
company/operator
The owner
of the system is responsible for training of operating
personnel.
2. Product introduction
2.1 Applications
The foot valve and the rigid suction lance are suitable for the
following applications:
• Extraction of chemicals from unpressurised containers.
• Monitoring the liquid level in the chemical container (versions
with two-step level indication).
Special features:
• Protection of the suction assembly (suction lance).
• Easy handling when exchanging containers.
2.2 Improper operating methods
The operational safety of the product is only guaranteed, if it is
used in accordance with section
The product may not be used for:
• operation in potentially explosive areas
• combustible media
• frozen media
• abrasive or crystallising media.
2.3 Function
• Extracting liquid from a container with a suction line.
• Filtering the liquid to protect the pump from soiling.
• Preventing backflow of liquid by means of a non-return valve.
• Keeping the foot valve upright at the container bottom.
• Indicating a low level of liquid or an empty tank by means of
two reed switches and floaters.
• Connecting an exchangeable container.
1.1 Symbols used in this document
1.2 Qualification and training of personnel
1.4 Safety instructions for the operating company/operator
2.2 Improper operating methods
4.2 Electrical connection of level indication
Warning
Prior to installation, read these installation and
operating instructions. Installation and operation
must comply with local regulations and accepted
codes of good practice.
Warning
If these safety instructions are not observed,
it may result in personal injury.
Caution
If these safety instructions are not observed,
it may result in malfunction or damage to the
equipment.
Note
Notes or instructions that make the job easier
and ensure safe operation.
Warning
When working with chemicals, the accident
prevention regulations applicable at the
installation site must be applied.
Observe the chemical manufacturer's safety data
sheets when handling chemicals.
Warning
When working on the product, or connections
and lines, always wear protective clothing (e.g.
safety goggles and gloves).
The system must be unpressurised.
Only operate the system if all lines are connected
correctly.
Warning
The chemical resistance of the parts that come
into contact with the dosing medium depends on
the medium, media temperature and operating
pressure.
Ensure that all parts in contact with the medium
are resistant to the medium under operating
conditions.
Warning
Improper use, foreseeable misuse or
misapplication can lead to personal injury and
damage to the equipment and is therefore not
permitted.