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2

Display

2000 count, Dual function 3 ½ digit LCD with Bar 

graph

Display size

24 mm x 20 mm

Sensor

Polarographic type

Membrane 

Bonded membrane cap with threaded fitting

Operating Temp.

Range 0 to 50°C (32 to 122°F)

ATC Range 

0 to 50°C (32 to 122°F)

Salinity Compensation  0 to 50 ppt in 1 ppt (part per thousand) increments

Altitude compensation  6000 m (0 to 20,000 ft) in 300m (1000 ft) increments

Measurement Storage  25 tagged (numbered) data sets with recall

Battery Power

Four (4) CR2032 button batteries

Low Battery Indication ‘BAT’ appears on the LCD

Auto Power Off 

After 10 minutes of inactivity (APO override available)

Dimensions/Weight

36 x 173 x 41mm (1.4 x 6.8 x 1.6”); 110g (3.8 oz)

Measurement

Range

Resolution

Accuracy

% Saturation

0 to 200.0%

0.1%

±2.0% FS (full scale)

Dissolved Oxygen 0 to 20.00 mg/l 0.01 mg/l

±2% FS

Concentration

0 to 20.00 ppm 0.01 ppm

±2% FS

Temperature

0 to 50 °C

0.1 °C

±1.0 °C

32 to 122°F

0.1 °F (0 to 99ºF);  

1.0 °F (>100°F)

±1.8°F

CONTENTS

Dissolved Oxygen TRACER Kit, Code 1761
Includes:  DO TRACER Body, DO Bonded Membrane Cap Assembly Electrolyte 

Solution, Sample cup and Lanyard

PARTS & ACCESSORIES

DO Replacement Sensor Kit (sensor module, membrane cap assembly, 

electrolyte solution)  Code 1762
DO Membrane Cap Kit (6 membrane cap assemblies, electrolyte solution, 

Polishing Strips)  Code 1761M
DO Extension Cable, 1 meter (with probe guard and weight)  Code 1763
DO Extension Cable, 5 meter (with probe guard and weight)  Code 1764

www.

.com

[email protected]

1.800.561.8187

Summary of Contents for Tracer PockeTester

Page 1: ...brate daily Polarize weekly Dissolved Oxygen Measurement Procedure 1 Press ON OFF button to turn meter ON 2 Place TRACER in sample Stir 3 Wait for reading to stabilize 4 Record result 5 Press ON OFF to turn meter off 6 Rinse electrode 7 Replace electrode cap WARNING This set contains chemicals that may be harmful if misused Read cautions on individual containers care fully Not to be used by childr...

Page 2: ... 36 x 173 x 41mm 1 4 x 6 8 x 1 6 110g 3 8 oz Measurement Range Resolution Accuracy Saturation 0 to 200 0 0 1 2 0 FS full scale Dissolved Oxygen 0 to 20 00 mg l 0 01 mg l 2 FS Concentration 0 to 20 00 ppm 0 01 ppm 2 FS Temperature 0 to 50 C 0 1 C 1 0 C 32 to 122 F 0 1 F 0 to 99ºF 1 0 F 100 F 1 8 F CONTENTS Dissolved Oxygen TRACER Kit Code 1761 Includes DO TRACER Body DO Bonded Membrane Cap Assembly...

Page 3: ...ng the membrane cap Powering the Tracer The Tracer uses four 4 CR2032 Lithium Ion Batteries Press the ON OFF button to turn the meter on or off If the batteries are weak the BAT indicator will appear on the display The auto power off feature shuts the Tracer off automatically after approximately 10 minutes of inactivity The auto power off feature may be temporarily disabled for convenience or for ...

Page 4: ...momentarily press ON OFF to turn the Tracer ON 3 Release CAL SELF CAL will be displayed 4 Repeat Steps 1 3 to change to the other temperature unit Changing the Salinity Compensation 1 With the Tracer ON momentarily press CAL twice in quick succession SAL will be shown on the lower part of the display 2 Momentary press MODE Each press of MODE increases the salinity compensation by 1ppt part per tho...

Page 5: ...eter off and on again using ON OFF Low Battery Indicator When the battery voltage falls below the operating threshold BAT will appear on the display Refer to the Maintenance section for battery replacement information Storing Readings 1 Press MODE to store a reading The storage location number will be shown on the lower display and the main display will show the stored reading The meter will enter...

Page 6: ...e cathode If a membrane cap is removed it can not be reinstalled because the membrane will no longer stretch properly over the cathode 4 Rinse the cathode and anode with deionized water 5 Set the membrane cap assembly on a flat surface 6 Fill the membrane cap assembly with Electrolyte Solution DO600 EL to the bottom of the threads on the inside of the cap To remove air bubbles hold the cap steady ...

Page 7: ...orner of the display when the meter is OFF If the asterisk is absent turn the meter ON and allow the electrode to fully polarize This may take 2 3 minutes The asterisk will appear to indicate full polarization Calibration Calibration should be performed daily Be sure the electrode is filled and fully polarized before calibrating 1 Turn the meter ON 2 Press and hold MODE until is displayed 3 Remove...

Page 8: ...ith the electrode 6 Wait for the reading to stabilize 7 Press ON OFF to turn the meter OFF Rinse the electrode with distilled water or tap water Replace the electrode cap NOTE The unit of measure selected when the meter was last turned OFF will be retained Stir the sample with the electrode to remove any air bubbles that may be trapped on the membrane surface and to obtain accurate results Do not ...

Page 9: ...urns to last mode Scroll Stored Readings On Memory Recall Momentary press of MODE button Exit Memory Retrieval On Memory Recall Momentary press of CAL button Clear Stored Memory On Any Measure ment Mode Press and hold ON OFF button for 4 seconds clr is displayed Change Measurement Mode On Any Press and hold MODE button for at least two seconds Modes will scroll until button is released Enter Salin...

Page 10: ...unit times out no changes are saved Override Auto Power Off On Any Press CAL button momentarily then simultaneously press and hold MODE and ON OFF buttons for 2 seconds Default Reset Off OFF mode Simultaneously press ON OFF CAL and MODE buttons momentarily dFLt will be displayed TROUBLESHOOTING If the display appears to be frozen it is possible that the Data Hold mode hasbeen inadvertently activat...

Page 11: ...D mode Meter is locked Release HOLD by momentarilly pressing MODE button Remove batteries Press ON OFF button Replace batteries and press ON OFF button Stored readings will be lost MAINTENANCE Battery Replacement 1 Twist off the battery compartment cover 2 Holding the battery housing in place with a finger pull out the battery carrier using the two small tabs 3 Replace the four 4 CR2032 batteries ...

Page 12: ...electrode the membrane is stretched by the cathode and cannot be reused It must be replaced See page 6 Electrode Storage Store the TRACER with the Electrode Storage Cap in place The sponge in the cap should always be moist without excess liquid Electrode Cleaning Recommendations Contaminant Cleaning Solution Procedure Salt build up Deionized water Soak in 20 or weaker Acetic Acid solution for 1 mi...

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