Karcher WATERCLEAN 600 CD - Manual (Page 69)

69
WTC 600 LP / MP APPENDIX
Service Handbook 08.2004
1 General
1.1 General Remarks
The present Manual is the technical documentation of the RO 1000 control system for reverse
osmosis units.
When studying this manual, it would be useful to have the control system ready for operation so
that you can directly try to realize the explained items and functions. As some of the modules
are directly related to other ones, it is recommended to follow the given order of the different
chapters.
Should there arise any problems or questions during the operation of the control system, please
ask for our advice and assistance. Please try to localize the problem as exactly as possible and
to record any actions or conditions which caused the problem; this will enable us to help you as
quickly as possible.
The supplier does not accept any liability with regard to any faults contained in this
documentation. Under no circumstances whatsoever a liability for any damages related directly
or indirectly to the delivery and use of this documentation is accepted.
1.2 Scope of Application
The RO 1000 system is a control system for reverse osmosis units of different sizes. Its
technical features are:
– Microprocessor control with liquid crystal text display and keyboard covered with a protective
film.
– LED displays for operation, malfunction, disinfection, disposal, regeneration and tank full
– Circuit inputs: regeneration, motor protection (available by Limitent contact), pressure switch,
min. permeate level as well as max. permeate level
– Relay outputs: inlet valve, outlet valve, concentrate valve, system pump as well as alarm
– Conductivity sensor for permeate, optional 2 to 200 µS/cm, resolution: 0.2%, accuracy: 1%,
temperature compensation with integrated sensor
– Self-explanatory menu-assisted operator environment
– All settings and adjustments via keyboard/text display, no mechanical adjustments
(potentiometers, trimmers, switches, plug-in bridges)
– Any process time can be set
– Preselection for tank type (with/without overflow), hardwater production (admissible/not
admissible), concentrate displacement/disposal
– Hour meter with maintenance interval message
– Protection against improper acknowledgement of failures
– Permanent display of measured values
– Two-point calibration
– Technical diagnostic function