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LABORATORY

OXYGEN

METER

CO-505

USER’S MANUAL

Содержание CO-505

Страница 1: ...LABORATORY OXYGEN METER CO 505 USER S MANUAL...

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Страница 3: ...USER S MANUAL LABORATORY OXYGEN METER CO 505 Before use please read the instruction carefully...

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Страница 5: ...atic compensation of the air pressure influence 22 9 Calibration of the dissolved oxygen sensor 23 10 Oxygen concentration measurement 25 10 1 Measurement with automatic temperature compensation 25 10...

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Страница 7: ...1 I INTRODUCTION...

Страница 8: ...2 User s manual for CO 505 dissolved oxygen meter v1 50...

Страница 9: ...ter may be troublesome Accuracy of the dissolved oxygen measurements depends on the sensor calibration and regular conservation which consists in replacing the membranes electrolyte and cleaning the e...

Страница 10: ...y remembering the measurements results with time date individually or taking series of measurements with set time interval USB port large LCD backlight display with brightness control real clock and d...

Страница 11: ...temperature compensation displayed CAL symbol on the left side of the display informs that the meter is in the calibration mode The number of the chosen electrode is displayed on the left side E1 E2...

Страница 12: ...is button enters the calibration mode CAL symbol displayed Short press in this mode confirms the calibration result short press causes memorising single results or measuring series holding enters the...

Страница 13: ...7 Pic 2...

Страница 14: ...uring mode in which it was switched off Displaying of the sign informs that the meter has lost the factory settings and requires service repair If after 1 5 s all symbols are continuously displayed it...

Страница 15: ...t switch the meter on by pressing the button 6 1 Choosing the kind of temperature compensation The meter switches to the automatic temperature compensation mode automatically after connecting the temp...

Страница 16: ...er to change it in the measuring mode press the button a resolution sign will be displayed Pic 4 using keys choose low resolution of the measurement high resolution of the measurement Pic 4 For the ox...

Страница 17: ...press the button till the moment of displaying or symbol in the upper row of the display than using the buttons choose the sensor number Under this number the calibration results will be stored pic 5...

Страница 18: ...he button The last calibration date will be displayed in the following format month day year below Pic 6 On the left the sensor number is displayed Flashing date informs about expiration of the sensor...

Страница 19: ...n the measuring mode of the chosen function press the button till the moment of displaying a time out symbol in the upper row The number of days till the next calibration will be displayed below Pic 7...

Страница 20: ...14 User s manual for CO 505 dissolved oxygen meter v1 50...

Страница 21: ...15 II DISSOLVED OXYGEN MEASUREMENT...

Страница 22: ...16 User s manual for CO 505 dissolved oxygen meter v1 50...

Страница 23: ...c maintaining activities of the sensor from the user s side It is worth remembering that during measurement the sensor absorbs oxygen from the environment of the membrane The sensor s manufacturers gi...

Страница 24: ...bled Depending on thickness of the membrane awaiting time for a stable result comes to about 1 1 5 min Accuracy of the measurement is connected with the temperature of calibration and measurement The...

Страница 25: ...oxygen saturation or in mg l In order to choose the unit in the oxygen measuring mode press the button till the unit sign displays in the lower row of LCD with the buttons choose the symbol measuremen...

Страница 26: ...The salinity value may be determined on the basis of known conductivity of the measured solution Table 1 shows actual dependence between salinity and conductivity counted in NaCl In order to enter the...

Страница 27: ...1 39 23 99 66 41 46 13 7 21 40 24 64 67 42 11 14 7 83 41 25 29 68 42 75 15 8 45 42 25 93 69 43 40 16 9 07 43 26 58 70 44 05 17 9 70 44 27 23 71 44 70 18 10 35 45 27 87 72 45 34 19 11 01 46 28 52 73 45...

Страница 28: ...pensation thanks to build in atmospheric pressure sensor This influence is automatically counted during measurements in mg l There is possibility of reading the atmospheric pressure value in the oxyge...

Страница 29: ...ced according to the manufacturer s instruction This situation usually takes place if the membrane is strongly polluted or ruptured sometimes almost invisibly After replacing the membrane the sensor s...

Страница 30: ...ut wash it accurately in distilled water and put it into 100 oxygen saturated solution ensuring the liquid flow or leave it on the air after stabilisation of the result press the button the result fla...

Страница 31: ...igher accuracy is required the interval from the last calibration must be additionally taken into consideration signal drift If the salinity of the tested solution is insignificant the measurement can...

Страница 32: ...2 insert the oxygen sensor to the measured solution measure the temperature of the solution with the buttons enter the temperature value of the measured solution into the lower row of LCD pressing bot...

Страница 33: ...27 III ATMOSPHERIC PRESSURE MEASUREMENT...

Страница 34: ...28 User s manual for CO 505 dissolved oxygen meter v1 50...

Страница 35: ...ue turn the meter on by pressing the button with the button choose the oxygen concentration mode O2 press the button till the moment of displaying the pressure sign in the lower row in the upper row t...

Страница 36: ...30 User s manual for CO 505 dissolved oxygen meter v1 50...

Страница 37: ...31 IV TEMPERATURE MEASUREMENT...

Страница 38: ...32 User s manual for CO 505 dissolved oxygen meter v1 50...

Страница 39: ...the lower row of numbers The meter cooperates with the Pt 1000 probe Depending on its class the accuracy of the measurement changes CAUTION break in the circuit of the temperature probe switches the...

Страница 40: ...34 User s manual for CO 505 dissolved oxygen meter v1 50...

Страница 41: ...35 V OTHER...

Страница 42: ...36 User s manual for CO 505 dissolved oxygen meter v1 50...

Страница 43: ...the software version number 13 1 Clock The time is displayed in two rows on the display pic 13 In the upper one hours and minutes are displayed and the lower one displays seconds The way of changing...

Страница 44: ...ears Flashing of the clock readings after the meter has been connected to the power supply informs about loss of the clock settings It is necessary to introduce new settings If such situation occurs e...

Страница 45: ...backlight mode section 13 4 it is possible to control the brightness by pressing the button shortly In the place of or parameter the value of brightness in displays With the buttons it is possible to...

Страница 46: ...CO 505 dissolved oxygen meter v1 50 13 6 Readout of the software version number In the time function press the button till the software version number displays Pic 17 Pic 17 Return to the time mode b...

Страница 47: ...may be entered from every measuring function by pressing and holding the button until on the display the number of the last stored result will be displayed This number is displayed on turns with the...

Страница 48: ...nterval is 1 second and the longest 60 minutes Holding the button increases change rate repetition In case of choosing the parameter to the position is not displayed c the way of displaying the stored...

Страница 49: ...the button instead of a number an sign is displayed it informs that the maximal number of results to store has been reached 14 3 Storing the measuring series It is necessary to choose the way of coll...

Страница 50: ...ns that after holding them the numbers are changing with increasing speed rate till they stop at the highest or the lowest number The reviewing mode is left by pressing any function button 14 5 Deleti...

Страница 51: ...llect series is used for collecting results of a current measurement After choosing this option a window with the result of a current measurement displays Only the elements which are marked in the fie...

Страница 52: ...ion range 800 1100 hPa Probe calibration Two point 0 and 100 O2 One point in 100 O2 Oxygen probe membrane galvanic ATMOSPHERIC PRESSURE MEASUREMENT Range Resolution Accuracy 1 digit 800 1100 hPa 1 hPa...

Страница 53: ...SIONS 200 x 180 x 50 mm WEIGHT 620g 17 EQUIPMENT The standard equipment for the meter is 1 COG 1 dissolved oxygen sensor 2 Pt 1000B temperature probe standard 3 12V 100mA stabilised power adapter 4 So...

Страница 54: ...48 User s manual for CO 505 dissolved oxygen meter v1 50...

Страница 55: ...n t cover the damages caused by usage not in conformity with the user s manual using wrong power adapter mechanical damages and damages caused by repairs made by unauthorised persons NOTICE Before sen...

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Страница 60: ...Sp j 41 814 Zabrze Witosa 10 Poland tel 48 32 2738106 fax 48 32 2738114 www elmetron com pl e mail info elmetron com pl...

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