Dubuque, IA Free Moderated Classifieds Site > OLD ADS FROM PREVIOUS YEARS
> 2003
> May
> Waltron uai-9437 dissolved oxygen analyzer - used
Waltron uai-9437 dissolved oxygen analyzer - used
WALTRON uAI-9437-0000 Wall Mount Dissolved Oxygen Analyzer - Used
These units are in excellent condition, manufactured 1999/2000, operated for approx. 18mths. c/w operating manuals
Auto-ranging 0-20 ppb, 0-200 ppb,
60 seconds for 90% signal change
DOT Matrix Back lit LCD - ppb, ppm and temperature
100 to 130V or 200 to 260 VAC 50/60 Hz
RS 485 /optional) and isolated 0-1 OmA, 0-20mA or 4-20 fully programmable current output.
Membrane covered three electrode, disposable galvanic electrochemical cell /silver cathode, silver guard ring and lead anode).
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.
Transportable - Vertically mounted with temperature sensor.
Electronic and sensor diagnostics.
Outlet from flow cell should go to atmospheric drain.
Two programmable relay contacts.
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