Model 2450 Reverse Osmosis Monitor
from Lakewood Instruments
USA Toll Free: 1-800-730-0302 Tel: 416-240-1920 - sales@metexcorporation.com
Model 2450 Reverse Osmosis Monitor
 The Model 2450 uses LonWorks� Technology which is the latest in microprocessor capability that gives the user the highest level of application flexibility.
A large illuminated graphics screen, multiple inputs and very easy setup with easy field upgrades characterize this new technology.
Water meters and sensors are purchased separately.
Features
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Uses 2-electrode conductivity sensor with � inch MNPT process connection.
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Uses differential pH sensor with � inch MNPT process connection.
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Two watermeter inputs for Permeate and Concentrate flow rates.
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RS232 output for remote monitoring, control and data acquisition (-RS2L).
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4-20 mA output for (-35L, select any four):
pH, conductivity, temperature
concentrate flow,
permeate flow,
percent recovery.
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Five (5) Count down timers
Lubrication interval
Check CIP
Check filters
Check sepralators
Check sensor
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Four (4) relays have user-selectable options:
pH setpoint;
conductivity setpoint;
temperature setpoint
permeate flow setpoint;
concentrate flow setpoint;
percent recovery setpoint;
various alarms.
LonWorks is a registered trademark of Echelon Corporation.
Specifications
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Inputs
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Power
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80-300 VAC
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Sensor
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2 or 4-electrode Conductivity pH differential
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Temperature Comp.
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None, 500 NTC, 4K NTC
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CIP Switch
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Dry contact
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Water Meter Inputs
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Two, open collector type
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Outputs
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Relays
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3 Amps @ 120 VAC
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4-20 mA
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Two, isolated w/-35L
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RS232
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Requires Windows-based PC w/-RTC-RS2L
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Monitor
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pH Range
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0-14 pH
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pH Accuracy
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+/- 0.05 pH
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pH Resolution
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0.01 pH
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Conductivity Range
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0-100 or 0-1000 µS (with proper sensor)
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Conductivity Accuracy
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+/-1 or +/-10 µS (with proper sensor)
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Conductivity Resolution
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1 or 10 µS (with proper sensor)
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Deadband
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Adjustable
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Setpoints
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Direct or Reverse (configurable in the field)
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Keypad
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Numeric
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Display
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Illuminated 128x64 pixel LCD
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Ambient Temperature
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32-158ºF (0-70ºC)
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Enclosure
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ABS Plastic
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Options
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2450
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LonWorks Technology-based Reverse Osmosis Monitor including the Real Time Clock
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(-RTC) option. Sensors and water meters ordered separately.
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CONTROLLER OPTIONS
(optional; select no more than two, two -35L may be purchased)
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-35L
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Two 4-20 mA outputs (two -35L cards may be used for up to 4 outputs).
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-RS2L
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Communications node with the LRWS program
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SENSOR OPTIONS
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1104593
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pH High Purity sensor, 1/4 inch NPT flow cell
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520-4-7I-10-STD
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pH sensor 0-14 pH, 3/4 inch NPT
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540K0.1-4-10I-10-TC 500
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Conductivity Sensor 0-10 µS, 3/4 inch NPT
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540K.1-4-10I-10-TC 500
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Conductivity Sensor 0-100 µS, 3/4 inch NPT
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543-L-4-8I-10-STD
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Conductivity Sensor 0-1000 µS, 1 inch NPT
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543-M-4-8I-10-STD
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Conductivity Sensor 500-100,000 µS, 1 inch NPT
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AUTOTROL TURBINE WATER METER OPTIONS
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1TM-NPT
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1 inch turbine water meter with brass pipe thread adapters
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1TM-ESW
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1 inch turbine water meter with PVC solvent weld adapters
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2TM-NPT
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2 inch turbine water meter with brass pipe thread adapters
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2TM-ESW
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2 inch turbine water meter with PVC solvent weld adapters
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49C25
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25 ft cable for turbine meters
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49C50
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50 ft cable for turbine meters
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SOFTWARE AND EXTERNAL MODEM OPTIONS
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LRWS
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Windows-based registered software for computer to communicate with 2000 Series Controllers.
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MD4X
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High-Baud modem in NEMA-4 enclosure ready to power
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MD
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High-Baud modem for use with 2000 Series Controllers
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Model 2450 Cut Sheet
Model 2450 Spec Sheet
Model 2450 Manual
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