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AMTAST DO901, Инструкция по эксплуатации

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Display 

The AMTAST   portable dissolved oxygen meter is equipped with an easy-read LCD display that used to show the measured values and mode icons. The 
following table describes the function of each icon. 

 

 

 
INDEX: 

 

 

Measurement mode icon: 
Indicates the meter is in the measurement mode. 

 

Low battery alarm: 
When the battery is depleted, the icon will disappear. 

 

Calibration mode icon:   
Indicates the meter is in the calibration mode. 

 

Hold icon: 
Indicates the measuring value has been locked. 

 

Setup mode icon: 
Indicates the meter is in the setting mode. 

 

Automatic Temperature Compensation: 
Indicates the temperature compensation is enabled. 

 

Memory icon: 
Indicates the data is stored into memory. 

 

 

 
 
 
 
 
 
 
 
 
 

DO901    Portable Dissolved Oxygen Meter  

AMTAST

DO901

Содержание DO901

Страница 1: ...Instruction Manual AMTAST Portable Dissolved Oxygen Meter DO901 AMTAST USA INC AMTAST USA INC ...

Страница 2: ...onditions Relative humidity is less than 80 Ambient temperature is greater than 0 C and less than 60 C No potential electromagnetic interference The following list describes the standard components of the meter After the unpacking please check all components are complete If any are damaged or missing please contact nearest distributor Bante820 Dissolved Oxygen Meter DO100 Dissolved Oxygen Probe El...

Страница 3: ... measurement mode Low battery alarm When the battery is depleted the icon will disappear Calibration mode icon Indicates the meter is in the calibration mode Hold icon Indicates the measuring value has been locked Setup mode icon Indicates the meter is in the setting mode Automatic Temperature Compensation Indicates the temperature compensation is enabled Memory icon Indicates the data is stored i...

Страница 4: ...nters the setup menu Press and hold the key for 3 seconds Stores current reading to memory Increase value or scroll up through the menu item Views the data logs Decrease value or scroll down through the menu item Confirms the calibration settings or displayed options Turn on off the backlight Press and hold the key for 3 seconds Connectors INDEX NO CONNECTOR DESCRIPTION 1 6 pin Connector Used for ...

Страница 5: ... cable for power supply NOTE take out the batteries Filling the Electrolyte Solution 1 Take out the dissolved oxygen probe and electrolyte solution from the packaging Unscrew the membrane cap 2 Fill the membrane cap halfway with electrolyte solution 3 Screw the membrane cap onto the probe excess electrolyte solution will drain out 4 Be sure the cathode of probe makes contact with membrane cap the ...

Страница 6: ... connector is clean and dry Switching the Meter On and Off Press the Meas key to switch on the meter the display shows the measured value Press and hold the Meas key for 5 seconds the meter will switch off To enable the Auto Power Off feature please refer to chapter SETUP MENU Prior to Use Remove the protective cap from the bottom of the probe Switch on the meter 10 to 15 minutes and wait for the ...

Страница 7: ... a stable reading and lock the measurements Enable Disable Disable If enabled the meter will automatically turn off if no key is pressed within 30 minutes Enable Disable Disable Delete all stored readings in the memory Enable Disable Disable If enabled all of the calibration data and selected parameters will back to factory default settings the meter must be recalibrated Enable Disable Disable Set...

Страница 8: ...0 89 4 671 2600 73 2 549 1100 88 3 662 2700 72 3 542 1200 87 2 654 2800 71 4 536 1300 86 1 646 2900 70 5 529 1400 85 0 638 3000 69 6 522 1500 84 0 630 3100 68 7 515 1 Press and hold the key for 3 seconds to enter the setup menu and the or key until the meter shows PRES P 2 2 Press the Enter key the meter shows the default pressure unit mmHg 3 If necessary press the or key to modify Press the Enter...

Страница 9: ...nt before measurement For the low concentration liquids please use the default coefficient 0 0 ppt 1 Press and hold the key for 3 seconds to enter the setup menu and the or key until the meter shows SALT P 3 2 Press the Enter key the meter shows the default salinity coefficient 0 0 ppt 3 Press the or key to set the salinity of sample press the Enter key to confirm Setting is completed DO901 Portab...

Страница 10: ... place the probe into the air saturated water for 15 minutes Press the Enter key the meter begins the calibration the Calibration icon continuously flashing 1 3 Wait for the reading to stabilize the meter automatically shows END Calibration is completed Single point calibration zero oxygen 2 1 Ensure that the meter shows measurement unit and you have selected 1 point calibration in the setup menu ...

Страница 11: ...2 1 Ensure that the meter shows measurement unit mg L and you have selected 1 point calibration in the setup menu Press the Cal key and the or key until the meter shows 0 00mg L CAL 1 2 2 Immerse the dissolved oxygen probe into the zero oxygen solution for at least 10 minutes Press the Enter key the meter begins the calibration the Calibration icon continuously flashing 2 3 Wait for the reading to...

Страница 12: ...old the C key for 3 seconds to enter the temperature calibration mode 2 Press the or key to set the temperature value 3 Press the Enter key to confirm Calibration is completed During the setting process press the or key once the setting value will increase or decrease by 0 1 Press and hold the or key the setting value will increase or decrease by 1 DO901 Portable Dissolved Oxygen Meter ...

Страница 13: ...n the probe will be blocked damaged or eroded 1 Connect the dissolved oxygen probe to meter and wait for 15 minutes to polarize the probe 2 If necessary to set the barometric pressure and salinity coefficient in the setup menu Refer to page 7 and 8 3 Immerse the probe in the sample solution make sure the temperature sensor on the probe is fully immersed 4 Stir the probe gently Record the measured ...

Страница 14: ...con appears on the display Viewing stored readings 1 Press the MR key in the measurement mode the meter shows LOC P 1 Data Log 2 Press the Enter key the meter shows the serial number of the stored data 3 Press the key the meter shows the stored data 4 Press the key again the meter shows next data set 5 Press the Meas key the meter returns to the measurement mode Clearing the memory Please refer to...

Страница 15: ...on is depleted Refilling electrolyte solution Zero oxygen solution is contaminated Replace the calibration solution Keypad is not working properly Replace the batteries Specifications Dissolved Oxygen Model DO901 Range 0 00 20 00mg L Accuracy 0 5mg L Resolution 0 01mg L Calibration Points 1 or 2 points Saturation of Oxygen Range 0 0 200 0 Accuracy 2 0 Resolution 0 1 Others Temperature Compensation...

Страница 16: ...e hexahydrate CoCl2 6H2O in the 250mL distilled water mix the solution until the reagent is completely dissolved Addendum 2 Preparation of the air saturated water Use an air pump to blow air into distilled water at least 60 minutes while stirring the solution DO901 Portable Dissolved Oxygen Meter Addendum 3 Sofware instruction see next page ...

Страница 17: ...en shows Port is connected indicating that the communication between the meter and the computer has been established 5 Click the OK button to confirm 6 Click the Receive button the stored data automatically transfer to computer If the computer can not find the communication port please click the file PL2303_Prolific_DriverInstaller_v1190 exe to update the drive program Create the Excel File When t...

Страница 18: ...gn parameters are also promoting these efforts and we expect to have little or no such materials in our product in the coming years We welcome our customer suggestions on how to speed up these efforts Warranty The warranty period for meter is one year from the date of shipment Above warranty does not cover sensor and calibration solutions For more information please contact nearest authorized dist...

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