Dissolved Oxygen System 9437

THIS PRODUCT IS DISCONTINUED and has been replaced with our NEW Dissolved Oxygen Analyzer Aqualyzer® 9061.

Waltron's Model pAI -9437 is designed for low or high level Dissolved Oxygen applications. Its rugged, compact design with easy to read DOT Matrix display make this analyzer the practical choice for any environment. The programmable parameter set-up with on-demand performance verification, on-line precision and no maintenance meet the highest standards for water quality management. Incorporating the innovative transportable flow-cell, disposable three electrode sensor and user-programmable instrumentation package, let Waltron empower you with up to the minute technology of our Model 9437.

Spare Parts

Reagents

Manuals

FEATURES		BENEFITS
Disposable Three Electrode Sensor		No maintenance. The sensor does not require recharge kits, re-membraning or re-electrolyting.
Automatic Calibration with Sensor Diagnostics		Automatically air calibrates and evaluates electrode output performance via electrical calibration.
Two-year Sensor Warranty		Reduced total cost of ownership and added performance and value.
Comprehensive Electronic Sensor and OnDemand System Performance Diagnostics		Ensures confidence, security and on-line reliability with automatic sensor and system performance verification.
Compact, Rugged, Corrosion Resistant with Transportable Flow Cell Design		State-of-the-art Space Saver Design.
Programmable Parameter Set-up with Four Membrane Touch Key Pads		Easy to use, precise and application specific.

GENERAL SPECIFICATIONS

Range:
Auto-ranging 0-20 ppb, 0-200 ppb,
0-2 ppm and 0-20ppm

Response Time:
60 seconds for 90% signal change

Accuracy:
± 10/0 of reading

Precision:
± 0.5 ppb of reading

Resolution:
0.01 ppb

Sample Flow:
100 - 500 ml/min

Display:
DOT Matrix Back lit LCD - ppb, ppm and temperature

Power Supply:
100 to 130V or 200 to 260 VAC 50/60 Hz

Maintenance:
None, dispose of sensor
WEIGHT: 5 Ibs.

Dimensions in inches:
Wall: 6.3" X 8.43" X 2.68"
Panel: 3.78" X 3.78" X 7.52"
Flow Cell: 2.64" X 1.85"

Output:
RS 485 /optional) and isolated 0-1 OmA, 0-20mA or 4-20 fully programmable current output.

Sensor:
Membrane covered three electrode, disposable galvanic electrochemical cell /silver cathode, silver guard ring and lead anode).

Calibration Process:
Automatic in air.

Instrument & Environmental Protection:
Microprocessor based, user- programmable menu driven with ability to display D.O.z concentration and temperature with (4) membrane touch key pads. NEMA 4X (IP66).

Automatic Temperature and Pressure Compensation:
5 - 55°C (sample) and 0-55° (ambient). Reduces sample temperature error to less than 0.5% of reading per degree C°. Transmitter operating temperature limits -20° to 55°C. Pressure compensation 500-800 mmhg.

Flow Cell Assembly:
Transportable - Vertically mounted with temperature sensor.

Self-Diagnostics:
Electronic and sensor diagnostics.

Sample Pressure:
Outlet from flow cell should go to atmospheric drain.

Alarms:
Two programmable relay contacts.