General Information; Applications; Obligations Of Owner; Avoidance Of Danger - Grundfos Conex DIS-D Montage- Und Betriebsanleitung

2. General information

These installation and operating instructions contain
all information important for users of the Conex
®
DIS-D / Conex DIS-PR:
• technical data
• instructions on commissioning, use and
maintenance
• safety information.
Should you require further information or should you
encounter problems that are not handled in sufficient
depth in this manual, please contact Grundfos. We
shall be pleased to support you with our
comprehensive know-how in the fields of measuring
and control technology as well as water treatment.
We always welcome suggestions on how to optimise
our installation and operating instructions to satisfy
our customers.

3. Applications

®
The Conex DIS-D instrument amplifier and
controller is suitable for measuring chlorine (Cl
chlorine dioxide (ClO ) or ozone (O
2
water, service water or swimming-pool water and for
controlling the measured variable using appropriate
actuators within the applications described in this
manual. Only one of the measured variables (Cl
ClO or O ) should be existent in the water, as the
2 3
measurement is carried out non-selectively.
®
The Conex DIS-PR instrument amplifier and
controller is suitable for measuring pH and redox in
drinking water, service water or swimming-pool water
and for controlling these variables using appropriate
actuators within the applications described in this
manual.
Warning
Other applications are considered as non-
approved and are not permissible.
Grundfos cannot be held liable for any
damage resulting from incorrect use.
4. Safety

4.1 Obligations of owner

®
The owner agrees that only persons complying with
these requirements are allowed to work with the
described device:
•
•
•
The owner is also responsible for ensuring that this
manual is kept in the immediate vicinity of the device
and is always available for the operating personnel.

4.2 Avoidance of danger

), or
2
) in drinking
3
or
2
Caution
are acquainted with the regulations concerning
working safety and accident prevention
have been trained in the use of the device
have read and understood the warning
information and handling symbols.
Warning
Do not dismantle the device components!
Cleaning, maintenance and repairs must
only be carried out by authorised
personnel!
The local safety regulations must be
observed!
Switch off the power supply before
connecting the power cable and relay
contacts!
Do not open the device!
Maintenance and repair must only be
carried out by authorised personnel!
The mounting location must be selected so
that the housing is not subjected to
mechanical loading.
Check that all settings are correct before
starting up the device!
5