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BioLAB BMET-202 Operating Manual

Ph meter
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OPERATING MANUAL
PH METER
BMET-202
www.biolabscientific.com

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Summary of Contents for BioLAB BMET-202

  • Page 1 OPERATING MANUAL PH METER BMET-202 www.biolabscientific.com...

  • Page 2: Table Of Contents

    INDEX 1. Introduction 1.1 Introduction 1.2 Technical Specification 1.3 Function Introduction 2. Safety Notices 3. Terms Explanation 4. Overview and Installation 4.1 Overview 4.2 Instrument Installation 5. Instrument Operation 5.1 Switch On/Off 5.2 Screen Icons 5.3 Function Key 5.4 Instrument Settings 5.5 pH Measurement 5.6 Data Management 6.

  • Page 3: Introduction

    1. Introduction 1.1 Introduction BMET-202 portable pH meter is a newly designed functional instrument that can be widely used in universities, environmental protection, medicine, food, sanitation, geological prospecting, metallurgy, ocean exploration and other fields measurements for acid rain detection, industrial wastewater, surface water, drinking water, beverages, daily chemical products, textiles and other related industries.

  • Page 4: Function Introduction

    Range (-2.00～20.00)pH Minimum resolution 0.01pH Electronic unit indication error ±0.01pH Electronic unit repeatability 0.005pH Instrument indication error ±0.02pH Instrument repeatability 0.01pH Range (-5.0～110.0)°C Minimum resolution 0.1°C Temperature Electronic unit indication error ±0.2°C ±0.4°C (0°C -60°C) Instrument indication error ±1.0°C (Other range) Environment temperature：(0～40)°C Relative humidity: Use environment not more than 85%...
  • Page 5 Reading balance settings ● Auto-lock reading ● Reading Function Continuous, Auto, Timed Reading Mode Sample ID ● Storage 500 sets View ● Data Management Delete ● ● Features Explanation Printer RS232 Serial Printer Communications and external Content and format customization GLP, Standard, custom devices ●...

  • Page 6: Safety Notices

    2. Safety Notices Please read the entire contents of this manual carefully before use, and please keep this manual properly. The user must use the instrument following this manual to avoid damage to the user and equipment. Before using the meter, READ the following notes: - DO NOT DISASSEMBLE the device for inspection or repair.
  • Page 7 Figure 4-1 Overview-Front view Figure 4-2 Overview- Back view Figure 4-3 Electrodes and connectors www.biolabscientific.com...

  • Page 8: Instrument Installation

    4.2 Instrument Installation 4.2.1 Electrodes Stand Installation 1. Pull out the electrode holder fixing plate on the right side of the instrument. 2. Press the electrode holder support onto the vertical shaft of the electrode holder drawer. 3. Tighten the set screw at the bottom of the electrode holder support. 4.2.2 Electrodes Connection 1.

  • Page 9: Screen Icons

    5.2 Screen Icons Figure 5-1 Screen icons explanation 1 Title. 2 System time. 3 Measurement parameters and balance status.4 Main measurement box.5 Calibration information. 6 User ID. 7 Sample ID. 8 Operation tips. 9 Soft function keys. The instrument displays symbol identification that has the following functional implications: Table 5-1 Symbol explanation No.

  • Page 10: Function Key

    5.3 Function Key Figure 5-2 The Screen and key Table 5-2 Key function explanation Explanatio Keys Note Power Press to switch on/off Setting Set the parameters and settings Cancel Cancel the operation Enter Confirm the option Function key, Corresponds to the function options on the screen Function key, Corresponds to the function options on the screen...
  • Page 11 Stability Type Stable time 4s Fast Fluctuation 1mV Stable time 6s Medium Fluctuation 0.5 mV Stable time 8s Strict Fluctuation 0.1mV Stable time 1 to 30s Custom (Recommended value) Fluctuation 0.1~1mV 5.4.3 pH Parameter Settings 5.4.3.1 pH standard groups The pH electrode needs to be calibrated with a pH standard buffer solution, and different countries and regions often use pH standard buffer solutions prepared with different standards.
  • Page 12 Figure 5-3 Selection of standard groups and standard solution After selecting the standard solution group, we need to select the standard buffer solution used for calibration from the standard solution group. The instrument supports up to 5-point calibration, that is, up to 5 standard solutions can be selected.

  • Page 13: Output Option

    It allows user to input the temperature. 5.4.5 Data Management Settings 5.4.5.1 Sample ID type The instrument supports three setting methods of Sample ID: number order, time order, and manual. - Number order: The sample ID No. is increasing with series number. - Time order: The sample ID No.

  • Page 14: Ph Measurement

    5.4.8.6 Software version Users can find the software version information on the general setting page. 5.5 pH Measurement 5.5.1 Calibration Preparation The electrode slope and zero potential of pH electrodes drift slightly over time. To accurately measure pH, it is recommended to calibrate the pH electrode before use, the instrument supports 1–5-point calibration.
  • Page 15 - Connect the ATC probe or enter the temperature manually. 2. Press the F2 "Calibrate" for one-parameter measurements or press the F2 "Calibrate"-"pH Calibration" for multi-parameter measurements. 3. Put the cleaned electrode into pH 4.01 standard solution. 4. Wait for the instrument to display “Auto Mode Matched”, press the F4 “Start”. 5.

  • Page 16: Data Management

    Figure 5-8 pH measurement information 5.6 Data Management Press "Data" to view the detail of results. The meter stores the measurement results independently according to the measured parameters. The meter provides data Storage 1000 sets for each parameter (pH/pX/ISE/EC/Resistivity/TDS/Salinity/DO/Saturation). The user can press "Delete" into the delete menu. It allows users to select the current data or all data to delete.
  • Page 17 output matched result and output all result. Figure 5-16 Results setting view Fig 5-16 Review the stored resulted by graph The format is roughly as follows: www.biolabscientific.com...

  • Page 18: Maintenance/Troubleshooting

    6. Maintenance/Troubleshooting 6.1 Meter Maintenance The correct use and maintenance of the instrument can ensure the accurate and reliable performance of the instrument. Maintenance plays an important role in pH measurements, which have high input impedance and are susceptible to damage from static electricity and electromagnetic field disturbances. Additionally, exposure to chemicals or harsh use environments can affect performance.

  • Page 19: Electrodes Maintenance

    packaging. 6.2 Electrodes Maintenance Before using the electrode, you should read the electrode manual carefully to understand the type, structure and application scope of the electrode. For more details, please refer to the electrode instruction manual. 6.3 Troubleshooting Table 6-1 Troubleshooting Phenomenon Probable reasons Solutions...

  • Page 20: Appendixes

    1.68 4.01 7.00 10.01 1.68 4.01 6.99 9.97 1.69 4.02 6.98 9.93 1.69 4.03 6.97 9.89 4.04 6.97 9.86 1.71 4.06 6.97 9.83 Biolab Scientific Ltd. 3660 Midland Avenue, Suite 300, Toronto, Ontario M1V 0B8, Canada Email: info@biolabscientific.com | Website: www.biolabscientific.com...

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