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1,600 point data logger, RS232, AC/DC adapter

auto calibration

DISSOLVED

OXYGEN METER

Model : DO-5519

Your purchase of this

DISSOLVED OXYGEN
METER marks a step
forward for you into the
field of precision
measurement.
Although 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
t e c h n i q u e s   a r e
developed. Please read
t h e   f o l l o w i n g
instructions carefully
and always keep this
manual within easy
reach.

OPERATION MANUAL

3, Hagavish st. Israel 58817 Tel: 972 3 5595252, Fax: 972 3 5594529

[email protected]

MRC.11.21

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Summary of Contents for DO-5519

Page 1: ...n measurement Although 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 t e c h n i q u e s a r e developed Please read t h e f o l l o w i n g instructions carefully and always keep this manual within easy reach OPERATION MANUAL 3 Hagavish st Israel 58817 Tel 972 3 5595252 Fax 972 3 5594529 mrc mrclab com MRC 11 21...

Page 2: ...r 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 8 PROBE MAINTENANCE page 13 ...

Page 3: ...g 4 4 MEASURING PROCEDURE 6 4 1 Calibration 6 4 2 Dissolved Oxygen DO measurement 7 4 3 Oxygen in Air O2 measurement 9 4 4 Temperature measurement 9 4 5 Data Hold 9 4 6 Data Record Max Min reading 9 4 7 Data Logger 10 5 ADVANCED ADJUSTMENT PROCEDURE 12 5 1 Height Value Setting 13 5 2 Salt Value Setting 13 5 3 Change the Temp unit 14 5 4 Auto power ON OFF 14 5 5 Change the data logger sampling time...

Page 4: ...sation value Microprocessor circuit assures high accuracy and provides special functions and features Multi display show Dissolved oxygen Temp at the same time RS 232 PC serial interface Build in temperature measurement LCD with two display easy readout Manual and auto data logger with flexible sampling time selection can save max 1 600 reading data Power function can default to auto off or manual...

Page 5: ...tructure an incorporated temperature sensor Probe Temperature 0 to 50 Compensation Automatic adj and Adjustment Salt Manual adj 0 to 39 Salt Weight Height Manual adj 0 to 3 900 meter Memory Records Maximum Minimum readings with Recall recall Power off Auto power off saves battery life or manual off by push button Data Output RS 232 PC serial interface Sampling Time Manual Push the data logger butt...

Page 6: ...Oxygen probe 190 mm x 28 mm Dia 7 5 x 1 1 Dia Probe s cable length 4 meters Accessories Oxygen probe OXPB 11 1 PC Included Soft carrying case CA 05A 1 PC Operation manual 1 PC Spare Probe head with Diaphragm OXHD 04 2 PCs Probe filling Electrolyte OXEL 03 1 PC Optional Oxygen probe OXPB 11 probe and Spare Probe head with accessories Diaphragm set OXHD 04 Probe filling Electrolyte OXEL 03 RS232 cab...

Page 7: ...3 FRONT PANEL DESCRIPTION Fig 1 4 ...

Page 8: ...5 Setting Logger button button 3 6 Probe input socket 3 7 DC 9V adapter socket 3 8 RS 232 output terminal 3 9 Battery compartment Cover 3 10 Battery cover screws 3 11 Oxygen Probe handle 3 12 Temperature sensor 3 13 Probe head with diaphragm set 3 14 Protection cover for probe head 3 15 Oxygen probe plug 5 ...

Page 9: ...ff On button 3 2 Fig 1 The Display 3 1 Fig 1 will show the O2 and the Temp value as example 21 4 26 4 O2 The upper display O2 display value will increase wait for approx 3 minutes at least until the upper display reading values become stable no fluctuation Press the Hold button 3 3 Fig 1 once the Display 3 1 Fig 1 will show the Hold indicator then following press the REC button 3 4 Fig 1 once the ...

Page 10: ...bration Consideration Please process calibration procedures under wide and ventilating environment for best effect 4 2 Dissolved Oxygen DO measurement 1 After the meter be calibrated above procedure 4 1 the meter is ready for measurement 2 Press the FUNC button 3 3 Fig 1 continuously at least two seconds the display indicator will change from O2 change to mg L 3 a Immersed the probe to a depth at ...

Page 11: ...probe b During laboratory measurements the use of a magnetic agitator to ensure a certain velocity in the fluid is recommended In this way errors due to the diffusion of the oxygen present in the air in the solution are reduced to a minimum Measuring consideration The DO Dissolved Oxygen measurement will be effected by the following factor Height value of the measured environment Salt in the measu...

Page 12: ...g the measurement the lower LCD Display will show the temperature values of measuring solution The method to change the Temp unit from to or to please refer to Chapter 5 3 Change the Temp unit page 14 4 5 Data Hold During the measurement press the Hold button 3 3 Fig 1 once will hold the measured value the LCD will display a HOLD symbol Press the Hold button once again will release the data hold f...

Page 13: ... symbol only execute the memory function continuously c To exit the memory record function just press the REC button for 2 seconds at least The display will revert to the current reading 4 7 Data Logger The data logger function can save 1 600 point measuring data The data logger procedures are following a Press the REC button 3 4 Fig 1 once to start the Data record function and there will be a REC...

Page 14: ...o and the memory is full c During the Data Logger function is executed press the Logger button 3 5 Fig 1 once will stop the data logger function the REC symbol will stop to flash If press the Logger button 3 5 Fig 1 once again will continuous the Data Logger function Note 1 If intend to change the data logger sampling time please refer to chapter 5 5 page 15 2 If intend to know the space of balanc...

Page 15: ... button 3 5 Fig 1 at least five seconds will enter the Advanced Setting Procedures b One by one to press the Setting button 3 5 Fig 1 once a while to select the main setting function in sequence and show on the text the lower display as High Change the height compensation value SALt Change the salt compensation value Change the Temp unit OFF Auto power ON OFF management SP t Change the data logger...

Page 16: ...eight compensation value Use button 3 3 Fig 1 and button 3 5 Fig 1 to adjust the up display value until it same as the desiring height compensation value unit is meter exactly After select the desiring value press the Enter button 3 4 Fig 1 to save the data Remark The Height value only can adjust from 0 to 3 900 meters After power off and on again the original setting height value will be cleared ...

Page 17: ... again the original setting Salt value will be cleared and return to 0 Salt 5 3 Change the Temp unit Lower display show a Use button 3 3 Fig 1 to select or b After select the desiring value or press the Enter button 3 4 Fig 1 to save the data with default 5 4 Auto power On Off Lower display show OFF a Use button 3 3 Fig 1 to select YES or no YES Auto power off no Auto power disable it is the manua...

Page 18: ...ogger function 5 6 To show the balance data numbers in the memory Lower display show SPACE The display will show the balance data no that exist into the memory allow memorize data no 5 7 Clear the existing saving data from the memory Lower display show CLr a Use button 3 3 Fig 1 to select YES or no YES It will execute the memory clear function no It will be not to clear the memory b If select YES ...

Page 19: ... meter exit the Hold function and the Record function at first 2 Press the Send button 3 2 Fig 1 at least 5 seconds until the lower display show r232 then release the button 108 The total data logger no that saved into r232 the memory 3 Push the Send button 3 2 Fig 1 once the lower display will show SEnd the upper no will count up until reach the data logger storage no at the same the storage data...

Page 20: ...CE The instrument has RS232 PC serial interface via a 3 5 mm terminal 3 8 Fig 1 The data output is a 16 digit stream which can be utilized for user s specific application A RS232 lead with the following connection will be required to link the instrument with the PC serial port Meter PC 3 5 mm jack plug 9W D Connector Center Pin Pin 4 Ground shield Pin 2 Pin 5 The 16 digits data stream will be disp...

Page 21: ...or Display 01 02 mg L 07 O2 06 D10 Polarity 0 Positive 1 Negative D9 Decimal Point DP position from right to the left 0 No DP 1 1 DP 2 2 DP 3 3 DP D8 to D1 Display reading D8 MSD D1 LSD For example If the display reading is 1234 then D8 to D1 is 00001234 D0 End Word RS232 setting Baud rate 9600 Parity No parity Data bit no 8 Data bits Stop bit 1 Stop bit 18 ...

Page 22: ... is run out or the diaphragm probe head with diaphragm set exist problem dirty If yes please fill the electrolyte or change the Probe head with diaphragm set and make the new calibration The consideration of Diaphragm probe head with diaphragm set The oxygen probe component is the thin Teflon diaphragm housed in the tip of the probe The diaphragm is permeable by the oxygen molecules but not by the...

Page 23: ...must be replaced in the following way Probe filling Electrolyte OXEL 03 Probe head with Diaphragm set 1 Unscrew the Probe head 8 3 Fig 3 2 Pour out the old Electrolyte from the container of the Probe head 3 Fill the new Electrolyte OXEL 03 into the container of the Probe head 4 Screw the Probe head 8 3 Fig 3 into the probe body Fig 3 8 1 Probe handle 8 2 Temp sensing metal 8 3 Probe head 20 ...

Page 24: ...eral hours after low battery indicator appears before the instrument become inaccurate 2 Open the Battery Cover 3 9 Fig 2 away from the instrument by loosing the Battery cover screws 3 10 Fig 2 and remove the battery 3 Replace with 9V battery Alkaline or Heavy duty type and reinstate the cover 4 Make sure the battery cover is secured after changing the battery 21 ...

Page 25: ...logger data recorder SW DL2005 from the meter to computer Data Acquisition The SW U801 WIN is a multi software displays 1 2 4 6 8 displays SW U801 WIN powerful application software provides the functions of data logging system text display angular display chart display data recorder high low limit data query text report chart report xxx mdb data file can be retrieved for EXCEL ACESS wide intellige...

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