Layout and Function
2
General safety instructions
The manufacturer accepts no liability for damages caused
by disregarding any of the documentation.
2.1
Intended use
The device is intended to be used for sensing the limit level of
electrically conductive liquid media, by contact.
•
Only use the device with suitable media (→ resistance
lists).
•
Adhere to the operating limits (→ Data sheet).
Avoidance of obvious misuse (examples)
•
Do not use the device on media with the following charac-
teristics:
–
Containing oil or grease
–
Tendency to form non-conductive deposits
–
Conductivity of the medium less than 16µS/cm
–
Media to which stainless steel (1.4571) is not resistant
•
Do not use the device in potentially explosive atmospheres.
2.2
General safety instructions
Observe the following regulations before carrying out any
work.
2.2.1
Obligations of the operating company
Safety-conscious operation
•
Only operate the device if it is in perfect technical condition
and only use it as intended, staying aware of safety and
risks, and in adherence to the instructions in this manual.
•
Ensure that the following safety aspects are observed and
monitored:
–
Intended use
–
Statutory or other safety and accident-prevention reg-
ulations
–
Safety regulations governing the handling of haz-
ardous substances
–
Applicable standards and guidelines in the country
where the pump is operated
•
Make personal protective equipment available.
Qualified personnel
•
Make sure all personnel tasked with work on the device
have read and understood this manual and all other appli-
cable documents, especially the safety, maintenance and
repair information, before they start any work.
•
Organize responsibilities, areas of competence and the
supervision of personnel.
•
The following work should be carried out by specialist tech-
nicians only:
–
Installation, repair and maintenance work
–
Work on the electrical system
•
Make sure that trainee personnel only work on the device
under supervision of specialist technicians.
2.2.2
Obligations of personnel
Only complete work on the device if the following requirements
are met:
•
System is empty
•
System has been flushed
•
System is depressurized
•
System has cooled down
•
System is secured against being switched back on again
•
Do not make any modifications to the device.
2.3
Hazardous media
•
When handling hazardous media, observe the safety reg-
ulations for the handling of hazardous substances.
•
Use personal protective equipment when carrying out any
work on the device.
•
Collect leaking pumped liquid and residues in a safe man-
ner and dispose of in accordance with environmental reg-
ulations.
3
Layout and Function
3.1
Marking
CFP
M ess b e r e i c h 1000 mm
18 - 30 V D C
I d . N o .
141939
A n sc h l u s s DN25
M a t e r i a l PE
1
2
3
4
7
2 Relais 30V DC
5
6
Fig. 1
Name plate (example)
1
Device type
2
Measurement range
3
Supply voltage range
4
Outlet
5
Connection (nominal width)
6
Media connection and gasket material
7
ID number
4
CFP
BA-2022.08.31 EN
302 483
