Intended use
7
© Lutz-Jesco GmbH 2020
Subject to technical changes.
200123
BA-46020-02-V04
Multi-Channel Controller
TOPAX
®
MC
Operating instructions
3 Intended use
3.1 Notes on product warranty
Any non-designated use of the device can impair its function and the pro-
tection provided. This leads to invalidation of any warranty claims!
Please note that liability is on the side of the user in the following cases:
n
The device is operated in a manner which is not consistent with these
operating instructions, particularly safety instructions, handling in-
structions and chapter 3 “Intended use” on page 7.
n
Information on usage and environment (section 5 “Technical data” on
page 10) is not adhered to.
n
If people operate the device who are not adequately qualified to carry
out their respective activities.
n
Unauthorised changes are made to the device.
3.2 Intended purpose
The controller monitors the current measured values during water treat-
ment and controls the dosing systems connected for water treatment. In
this way, the controller ensures constant water parameters in various ap-
plications and can be deployed universally. One of its main applications is
to maintain the quality of water in public swimming pools and in industrial
applications by evaluating the measurements of a range of data including
chlorine value, pH value, Redox value, the total chlorine, conductivity and
the control of chlorinators.
3.3 Foreseeable misuse
The following section provides information regarding the device applica-
tions which are classified as non-intended use. This section is intended to
allow you to detect possible misuse in advance and to avoid it.
Foreseeable misuse is assigned to the individual stages of the product
lifetime:
3.3.1 Incorrect assembly
n
Connecting the mains voltage without a protective earth
n
Non-fused or non-standard mains voltage.
n
Not possible to immediately or easily disconnect the power supply
n
Wrong connecting cables for mains voltage
n
Sensors and actors connected to the incorrect terminals or incorrectly
configured.
n
Protective earth removed.
3.3.2 Incorrect start-up
n
Commissioning with damaged or obsolete sensors.
n
Commissioning without the establishment of all protective measures,
fastenings etc.
3.3.3 Incorrect operation
n
Protective equipment not functioning correctly or dismantled
n
Unauthorised modification of the controller.
n
Ignoring of alarm or error messages.
n
The elimination of alarm or error messages by insufficiently-qualified
personnel.
n
Bridging the external fuse
n
Difficult operation due to insufficient lighting or poor access to the de-
vice.
n
Operation not possible due to dirty or illegible display.
3.3.4 Incorrect maintenance
n
Carrying out maintenance during ongoing operation
n
No adequate or regular inspection of correct functioning
n
No replacement of damaged parts or cables.
n
No securing against reactivation during maintenance work
n
Use of the wrong spare parts.
