CENTRA - S200 US/CENTRA - R200 US Operator Manual
ELGA
Page 52
CENTRA - S200 US/CENTRA - R200 US Version 01 – 08/14
13.1
Alarm Conditions
Screen
Fault
Possible cause
High pressure
(icon flashing)
Distribution loop pressure
too high – adjust pressure
sustaining valve to <6bar.
Recirculation Pump
Pressure >6 bar
Adjust distribution loop
pressure and/or pump by-
pass.
WARNING!
This operation
should only be completed
by an ELGA LabWater
service engineer.
Leak detection
(icon flashing)
Internal leak within
enclosure – find leak and
drain water from base.
Load
Factory default reset –
contact ELGA LabWater.
Level sensor
disconnected
(icon flashing)
Level sensor lead
disconnected or cable cut –
check connection and lead.
Low feed pressure
(icon flashing)
Inlet pressure to RO pump
low – check pre-treatment
filter are not blocked and
water supply is on. Ensure
sufficient feed pressure.
Reservoir feed quality
alarm
(measurement flashing)
RO operating above quality
alarm setting – allow time
to rinse up, check quality
alarm setting and feed
quality.
Reservoir feed
temperature alarm
(measurement flashing)
Feed water temperature
above alarm setting –
check feed temperature
and run water to drain.
Outlet quality alarm
(measurement flashing)
Outlet quality above alarm
setting – check quality
setting / replace ion-
exchange cylinder.
Outlet temperature
alarm
(measurement flashing)
Outlet temperature above
alarm setting – check
temperature setting /run
water to drain.
Output quality
overrange
(--.- flashing)
Quality sensor
disconnected or broken –
check connection / replace.
Low level
(icon flashing)
Low level in reservoir –
insufficient supply, check
demand and RO
performance.
