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English (GB) Installation and operating instructions
Original installation and operating instructions
CONTENTS
1.
2.
3.
4.
5.
6.
7.
Warning
Prior to installation, read these installation and
operating instructions. Installation and operation
must comply with local regulations and accepted
codes of good practice.
1. Safety instructions
1.1 Symbols used in this document
The safety instructions are identified by the following symbols:
Warning
If these safety instructions are not observed, it may
result in personal injury.
If these safety instructions are not observed, it may
Caution
result in malfunction or damage to the equipment.
Notes or instructions that make the job easier and
Note
ensure safe operation.
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.
4
1.4 Safety instructions for the operating
company/operator
The owner of the system is responsible for training of operating
Page
personnel.
4
Warning
4
When working with chemicals, the accident
4
prevention regulations applicable at the installation
4
site must be applied.
4
Observe the chemical manufacturer's safety data
4
sheets when handling chemicals.
4
4
Warning
4
When working on the product, or connections and
5
lines, always wear protective clothing (e.g. safety
5
goggles and gloves).
6
The system must be unpressurised.
7
Only operate the system if all lines are connected
8
correctly.
9
9
Warning
10
The chemical resistance of the parts that come into
11
contact with the dosing medium depends on the
medium, media temperature and operating pressure.
13
13
Ensure that all parts in contact with the medium are
13
resistant to the medium under operating conditions.
14
2. Product introduction
14
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 operation
Warning
Improper use, foreseeable misuse or misapplication
can lead to personal injury and damage to the
equipment and is therefore not permitted.
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
Rigid suction lances and foot valves have the following functions:
•
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 float switches
•
connecting an exchangeable container.
2.1
Applications.
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