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Waste Water pH Controller Model 2350 Microprocessor-Based from Lakewood Instruments

Waste Water pH Controller Model 2350 Microprocessor-Based

Discontinued Model

pH,Cooling,Tower,Controller,Microprocessor,Based,Model 2350,Lakewood,InstrumentsLONWORKS® Technology is the latest in microprocessor capability that gives the user the highest level of application flexibility. A large graphic screen, multiple inputs and very easy setup with easy field upgrade characterize this new technology.

Features

  • Differential pH sensor with diagnostics indicate fouled reference or broken glass.

  • Integral flowsight & flowswitch lockout.

  • Records both makeup (MTR1) and blowdown (MTR2) water meter total gallons.

  • Configure blowdown water meter (MTR2) as second makeup meter.

  • Four user-selectable relay options (four additional with NRLY):

    • Feed by setpoint, direct or reverse;

    • Water meter actuated feed. MTR1, MTR2 or sum;

    • Feed by percentage of time;

    • Schedule feed timer (-RTC Option);

    • General alarm contact.

  • Three security levels:

    • View only

    • Operator

    • Technician

  • Four different languages.

    • English Spanish (standard)

    • English French (optional)

    • English German (optional)

Benefits

  • Multiple control options in a single economical package.

  • Very accurate control of chemical feed.

  • Very low maintenance.

  • Tolerant to power surges and brownouts.

  • Power cord, plug outlets and attached plumbing make installation easy. There is plenty of protected room inside the enclosure for electrician wiring.

  • Very accurate monitoring of the evaporated water.

  • Has expansion slots to add additional control, such as chiller loop monitor.

Specifications

Inputs
Power
80-300 VAC
Sensor
pH combination glass electrode
Temperature comp.
Automatic
Flow switch
Dry contact
Water Meter Input
Two contacting head or open collector
Outputs
Relays
Four, 3 Amps @ 120 VAC
4-20 mA
Two, isolated w/-35L
Sensor/Plumbing
Pressure
140 psi (9.7 bar) @ 100ºF (38º C)
Max. Temperature
140ºF (60ºC)
Min. Flow
1 gpm (3.8 Lpm)
Controller
pH Range
0-14 pH
pH Accuracy
+/-0.05 pH
pH Resolution
0.01 pH
Deadband
Adjustable
Setpoints
Direct or Reverse (configurable in the field)
Feed timer
Adjustable
Keypad
Numeric
Display
Illuminated 128x64 pixel LCD
Ambient Temperature
32-158º F (0-70º C)
Enclosure
ABS Plastic
NEMA 4X Optional

Ordering Information

2350
LONWORKS Technology-based pH controller with 4 selectable relays for HIGH/LOW setpoints or alarms. Includes plumbing, sensor, flowswitch, power cord and outlets. pH range is 0-14 pH with adjustable deadband.
CONTROLLER OPTIONS (optional, select no more than three)
-RTC
Adds 24-hour clock and calendar to controller (required to configure relays to feed chemicals/biocides based on time of day and for data acquisition if using the -RS2L Option). NOTE: Adding an -RTC card does NOT add relays.
-35L
Two 4-20 mA outputs configurable for remote data acquisition of pH.
-RS2L
Communications node with shareware software; requires -RTC Option.
-NIN ;
Network interface node allows 1 NRLY and/or up to 3 NCON/NCKTs to be added.
ENCLOSURE OPTIONS (optional)
-WP
Weatherproof and watertight. 1/2 inch knockouts. No outlets or power cords.
LANGUAGE OPTIONS (optional, choose one, English and Spanish Standard)
-EF
English and French.
-EG
English and German.
REMOTE NODE OPTIONS (optional; MUST purchase -NIN Option above)
NRLY
Four additional relays with enclosure (1 per 2000 Series Controller).
SOFTWARE AND EXTERNAL MODEMS
LRWS
Windows-based software for computer to communicate with 2000 Series Controllers.
MD4X
High-Baud modem in NEMA 4X enclosure ready to power.
MD
High-Baud modem for use with 2000 Series Controllers.

 

Model 2350 Cut Sheet

Model 2350 Spec Sheet

Model 2350 Manual

METEX CORPORATION LIMITED

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Metex Corporation Limited has been providing superior products and services to the process control, chemical treatment, waste water, industrial and manufacturing industries for over 25 years. It is our goal to continually provide our customers with the best possible equipment, technology, and service.

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