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Hazardous Substance Statement 

Bante  Instruments  is  committed  to  the  reduction  and  eventual  elimination  of  all  hazardous  substances  in  both  the  manufacturing  process  and  finished 
products  we  supply.  We  have  an  active  manufacturing  and  procurement  program  to  minimize  and  eliminate  the  use  of  harmful  heavy  metals  such  as 
cadmium, lead, mercury and the like. New technologies and design 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 the sensor and calibration solutions. Out of warranty 
products will be repaired on a charged basis. The warranty on your meter shall not apply to defects resulting from: 

 

Improper or inadequate maintenance by customer. 

 

Unauthorized modification or misuse. 

 

Operation outside of the environment specifications of the products. 

For more information, please contact the nearest authorized distributor. 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 

 
BANTE INSTRUMENTS CO., LTD 
E-mail: [email protected] 
Phone: +8621-6404-1598 
Website: www.bante-china.com 
 

The information in this document is subject to change without notice. Copyright ©  Bante Instruments, 2018. All rights reserved. 

Содержание Bante821

Страница 1: ...Bante821 Portable Dissolved Oxygen Meter Instruction Manual BANTE INSTRUMENTS CO LTD...

Страница 2: ...urrent work environment meets following conditions Relative humidity is less than 80 Ambient temperature is greater than 0 C and less than 60 C No potential electromagnetic interference The following...

Страница 3: ...mode Stable icon Indicates the measuring value has stabilized Calibration mode icon Indicates the meter is in the calibration mode Hold icon Indicates the measuring value has been locked Setup mode ic...

Страница 4: ...key for 3 seconds Starts calibration Enters 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...

Страница 5: ...s using the DC5V power adapter with USB 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 pack...

Страница 6: ...sensor cord Always make sure that the 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...

Страница 7: ...efault measurement units Degrees Celsius C mg L mmHg Degrees Fahrenheit mg L Milligrams per liter ppm Parts per million mmHg Pressure unit kPa Pressure unit Stability Criteria When the LO option is en...

Страница 8: ...isplay shows an option 1 3 Press the or key to select the desired option 1 4 Press the Enter key to confirm the meter returns to the measurement mode Setting is completed If you want to exit the setti...

Страница 9: ...9 577 700 92 8 696 2300 76 0 570 800 91 7 688 2400 75 0 563 900 90 5 679 2500 74 1 556 1000 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...

Страница 10: ...leted DO Calibration in Saturation Mode The Bante821 dissolved oxygen meter is able to perform either 1 or 2 points calibration For single point calibration we recommend that you perform 100 saturatio...

Страница 11: ...Enter key to confirm Wait for the reading to stabilize the meter automatically shows END Calibration is completed Performing a percentage saturation calibration will simultaneously calibrate the corr...

Страница 12: ...or at least 10 minutes Press the Enter key the meter begins the calibration the Calibration icon continuously flashing 2 4 Wait for the reading to stabilize the display will show 8 25mg L CAL 2 the me...

Страница 13: ...t before measurement Some gas and steam such as chloride sulfur dioxide sulfureted hydrogen ammonium carbon dioxide and iodin can permeate the membrane via diffusion So their existence will influence...

Страница 14: ...s on the display Viewing stored readings 1 Press the MR key in the measurement mode the meter shows LOC P 01 Data Log 2 Press the Enter key the meter shows the serial number of the stored data 3 Press...

Страница 15: ...ished Click the OK button to confirm Click the Receive button the stored data automatically transfer to computer Interval recording This function is used for recording the measuring value within the s...

Страница 16: ...dirty or broken Electrolyte solution is depleted Refilling electrolyte solution Zero oxygen solution is contaminated Replace the calibration solution Keypad is not working properly Replace the batter...

Страница 17: ...dendum Preparation of the Zero Oxygen Solution Dissolve 500mg of sodium sulfate Na2SO3 reagent and a small amount of cobalt II chloride hexahydrate CoCl2 6H2O in the 250mL distilled water mix the solu...

Страница 18: ...to speed up these efforts Warranty The warranty period for meter is one year from the date of shipment Above warranty does not cover the sensor and calibration solutions Out of warranty products will...

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