Lutron Electronics PDO-519 Operation Manual
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Lutron Electronics PDO-519 Operation Manual

Dissolved oxygen meter
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Pen type, auto calibration
DISSOLVED
OXYGEN METER
Model : PDO-519
OPERATION MANUAL
Your
purchase
D I S S O L V E D
METER
marks
forward for you into the
f i e l d
o f
measurement.
this METER is a complex
and delicate instrument,
its durable structure will
allow many years of use if
p r o p e r
o p e r a t i n g
techniques are developed.
Please read the following
instructions carefully and
always keep this manual
within easy reach.
of
this
O X Y G E N
a
step
p r e c i s i o n
Although

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Summary of Contents for Lutron Electronics PDO-519

  • Page 1 Pen type, auto calibration DISSOLVED OXYGEN METER Model : PDO-519 Your purchase this D I S S O L V E D O X Y G E N METER marks step forward for you into the f i e l d p r e c i s i o n measurement.
  • Page 2 ATTENTION : Fill the Probe's Electrolyte at first. Intend to keep the DO probe under the best condition, when user receive the DIGITAL OXYGEN METER along the PROBE, it should fill the Probe's Electrolyte at first. Probe-filling Electrolyte Probe head with Diaphragm set The procedures that to fill the Probe's Electrolyte, refer the chapter 5 "...

  • Page 3: Table Of Contents

    TABLE OF CONTENTS 1. FEATURES..............1 2. SPECIFICATIONS............2 3. FRONT PANEL DESCRIPTION........4 3-1 Display..............4 3-2 Power button............4 3-3 HOLD button ( Unit button )......... 4 3-4 REC button ( button )......... ℃ ℉ 3-5 Probe head with diaphragm set......4 3-6 Battery compartment/Cover........4 3-7 Protection cover for probe head......

  • Page 4: Features

    1. FEATURES * This Digital Dissolved Oxygen Meter is supplied with a polarographic type probe with an incorporated Temp. sensor which serves for precise Dissolved Oxygen ( DO ) and Temp. measurement. * Applications for Aquarium, Medical research, Agriculture, Fish hatcheries, Laboratory, Water conditioning, Mining industry, Schools &...

  • Page 5: Specifications

    2. SPECIFICATIONS Display LCD size : 29 mm x 28 mm. Dual function LCD Circuit Custom one-chip of microprocessor LSI circuit. Measurement Dissolved Oxygen 0 to 20.0 mg/L ( liter ). & Range Air Oxygen 0 to 100.0 %. * For reference only Temperature 0 to 50 ℃...
  • Page 6 Protection IP-65 : 0 to 50 ℃ IP-67 : 0 to 30 ℃ Dimension 180 x 40 x 40 mm ( 7.1 x 1.6 x 1.6 inch ). Accessories Soft carrying case ( CA-05A )...1 PC. Included Operation manual......1 PC. Spare Probe head with Diaphragm OXHD-04........2 set Probe-filling Electrolyte...

  • Page 7: Front Panel Description

    3. FRONT PANEL DESCRIPTION Fig. 1 3-1 Display 3-2 Power button 3-3 HOLD button ( Unit button ) 3-4 REC button ( button ) ℃ ℉ 3-5 Probe head with diaphragm set 3-6 Battery compartment/Cover 3-7 Protection cover for probe head...

  • Page 8: Measuring Procedure

    4. MEASURING PROCEDURE 4-1 Calibration Before the measurement, the meter should be processed the following calibration procedures : 1) Move the " Protection cover " ( 3-7, Fig. 1 ) away from the " Probe head " ( 3-5, Fig. 1 ). Power on the instrument by pushing the "...

  • Page 9: Dissolved Oxygen ( Do) Measurement

    The text " CAL " will flash, the upper value will count down from 30 to 0 and " End " , then show as : 20.9 26.4 ℃ % O2 The upper display will show the values exactly same as 20.9 or 20.8. ( As the oxygen in air is 20.9 % typically, so use the environment air 02 value for quick &...

  • Page 10: Oxygen In Air ( O2) Measurement

    * As for the thermal equilibrium to occur between the probe & the measurement sample Fig. 2 ( liquid ) must be taken, it will take a few minutes typically. 4) * In order to measure the dissolved oxygen content in any given liquid, it is sufficient to immerse the tip of the probe in the solution, making sure that velocity of the liquid coming into contact with the probe is at...

  • Page 11: Data Hold

    a. When intend to change the Temp. unit, it should can not execute the " Record " function, the display should not show " REC " indicator. b. Press the " REC button ( button ) " ( 3-4, Fig. ℃...

  • Page 12: Probe Maintenance

    5. PROBE MAINTENANCE User first time to use the meter : Intend to let the DO probe keep the best condition. When user receive the DIGITAL OXYGEN METER along the PROBE, it should fill the Probe's Electrolyte at first. User already use the meter for a certain period : Whenever user can not calibrate the meter properly or the meter's reading value is not...
  • Page 13 This sensitive diaphragm is rather delicate & is easily damaged if it comes into contact with solid objects or is subjected to blows. If the diaphragm is damaged or the electrolyte is run out, it must be replaced in the following way : Probe-filling Electrolyte, OXEL-03...

  • Page 14: Battery Replacement

    6. BATTERY REPLACEMENT 1) When the LCD display show " " , it is necessary to replace the battery. However, in-spec measurement may still be made for several hours after Low Battery Indicator appears before the instruments instrument become inaccurate. 2) To replace the battery, rotate and remove the "...

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