ELGA
CENTRA – MDS/LDS/RDS US Operator Manual
CENTRA – MDS/LDS/RDS US Version 01 – 08/14
Page 9
Electrical Requirements
Mains input
230V ac, 50Hz
110V ac, 60 Hz
System control voltage (not including pumps and UV)
24V dc
Power consumption during recirculation (typical)
1200VA
Electrical protection rating
20 amps
Reservoir level connection for control of additional ELGA products
Jack Plug 3.5mm
DIN plug 6 way
Noise level during recirculation
<65dBA
User Interface
Display
Continuous graphical quality display
Graphical flow schematic on screen with mimic display.
Backlit display with
Intuitive Icons
Adjustable settings
Recirculation mode
Continuous or night/weekend service
Display viewing Angle
Adjustable electronically
Feedwater quality units*
Selectable
(MΩ.cm or
µ
S/cm)
Feedwater water quality alarm*
Selectable Alarm setpoints
Product water quality unit*
Selectable
(MΩ.cm or
µ
S/cm)
Product water quality alarm*
Selectable Alarm setpoints
Date / time
Adjustable
Auto restart after power failure
Selectable (On/Off)
Temperature alarm*
Audible alarm
Selectable (On/Off)
Night/Weekend service
Selectable (On/Off)
Indicators
Pre-treated feedwater quality*
Resistivity or conductivity
Product water quality*
Resistivity or conductivity
Temperature*
Degrees Centigrade
Recirculation Flow*
L/min or USG
System Pressure*
Bar or psi
UV lamp*
Replacement date
Filter*
Replacement date
Sanitization reminder*
Sanitization date
Alarms-Audiovisual
Purified water purity*
Outside set point alarm
Temperature*
Outside set point alarm
UV lamp*
Change reminder
Filter*
Change reminder
Outputs
RS232 Printer connection
RS485 Remote display connection
Volt free contact**
*
RDS/RDS(HF) variants only
** Requires additional SSR suited to application