Milwaukee MW170 MAX Instruction Manual
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Milwaukee MW170 MAX Instruction Manual

Ec / tds / nacl / temperature bench meter
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INSTRUCTION MANUAL
MW170 MAX
EC / TDS / NaCl / Temperature
Bench Meter
SATISFACTION
GUARANTEED

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Summary of Contents for Milwaukee MW170 MAX

  • Page 1 INSTRUCTION MANUAL MW170 MAX EC / TDS / NaCl / Temperature Bench Meter SATISFACTION GUARANTEED...
  • Page 2 This instruction manual will provide you the necessary information for correct use of the meter. All rights are reserved. Reproduction in whole or in part is prohibited without the written consent of the copyright owner, Milwaukee Instruments Inc., Rocky Mount, NC 27804 USA.

  • Page 3: Table Of Contents

    TABLE OF CONTENTS 1. PRELIMINARY EXAMINATION ...........................4 2. INSTRUMENT OVERVIEW ............................5 3. SPECIFICATIONS ................................6 4. FUNCTIONAL & DISPLAY DESCRIPTION ......................8 5. MA814DB/1 PROBE ...............................11 6. GENERAL OPERATIONS .............................12 6.1. POWER CONNECTION & BATTERY MANAGEMENT ..................12 6.2. CONNECTING THE PROBE ............................12 6.3.

  • Page 4: Preliminary Examination

    4 MW170 Bench Meter 1. PRELIMINARY EXAMINATION MW170 bench meter is delivered in a cardboard box and is supplied with: y MA814DB/1 4-ring EC/TDS/NaCl/Temperature probe with DIN connector and 1 meter (3.2 feet) cable y MA9315 Electrode holder y 12 VDC adapter y USB cable y Instrument quality certificate y Instruction manual...

  • Page 5: Instrument Overview 5

    INSTRUMENT OVERVIEW 5 2. INSTRUMENT OVERVIEW MW170 is a compact and versatile bench meter that can measure up to four different parameters — EC, TDS, salinity (in PSU, g/L, percentage NaCl) and temperature. The main operating modes are setup, calibration, measurement and logging. y Easy to read LCD display y Auto-off feature to prolong battery life y All measurements can be temperature compensated automatically (ATC), or...

  • Page 6: Specifications

    6 MW170 Bench Meter 3. SPECIFICATIONS 0.00 to 29.99 µS/cm 30.0 to 299.9 µS/cm 300 to 2999 µS/cm 3.00 to 29.99 mS/cm 30.0 to 200.0 mS/cm up to 500.0 mS/cm absolute conductivity ** 0.00 to 14.99 ppm (mg/L) 15.0 to 149.9 ppm (mg/L) 150 to 1499 ppm (mg/L) Range * 1.50 to 14.99 g/L...
  • Page 7 SPECIFICATIONS 7 Single-cell factor calibration using 6 standards: 84 µS/cm, 1413 µS/cm, 5.00 mS/cm, 12.88 mS/cm, EC/TDS 80.0 mS/cm, 111.8 mS/cm Calibration One-point offset: 0.00 µS/cm Salinity One-point with MA9066 Salinity calibration solution ATC – automatic Temperature MTC – manual compensation –20 to 120 °C (–4 to 248 °F) NO TC –...

  • Page 8: Functional & Display Description

    8 MW170 Bench Meter 4. FUNCTIONAL & DISPLAY DESCRIPTION Front Panel 1. Liquid Crystal Display (LCD) 2. ESC key, to exit current mode 3. RCL key, to recall the logged values 4. SETUP key, to enter setup mode 5. LOG/CLEAR key, to log the reading or to clear calibration or logging 6.
  • Page 9 FUNCTIONAL & DISPLAY DESCRIPTION 9 Rear Panel 1. Micro USB port 2. USB type A port 3. Power supply socket 4. DIN probe connector...
  • Page 10 10 MW170 Bench Meter Display Description 1. Stability indicator 2. Status information 3. USB connection status 4. Mode tags 5. Probe symbol 6. Accept tag 7. Log tag 8. Third LCD line, message area 9. Measurement units 10. First LCD line, measurement readings 11.

  • Page 11: Ma814Db/1 Probe 11

    MA814DB/1 PROBE 11 5. MA814DB/1 PROBE Main features: y Direct signal processing for noise-free measurements y Accurate and integrated temperature measurement 1. O-ring 2. Plastic insulator 3. Steel rings 4. Probe sleeve...

  • Page 12: General Operations

    12 MW170 Bench Meter 6. GENERAL OPERATIONS 6.1. POWER CONNECTION & BATTERY MANAGEMENT MW170 has a built-in rechargeable battery that provides up to 8 hours of use. The internal battery recharges with the supplied 12 VDC adapter or while connected to a PC USB port or standard 5V USB charger.
  • Page 13 GENERAL OPERATIONS 13 Regular Maintenance y Inspect the probe for cracks or other damage. Replace the probe if necessary. y Inspect sensor o-ring for nicks or other damage. y Inspect the cable. Cable and insulation must be intact. y Connectors should be clean and dry. y Follow storage recommendation.

  • Page 14: Setup

    14 MW170 Bench Meter 7. SETUP To configure the meter settings, modify default values or set measurement parameters: y Press SETUP to enter (or exit) Setup mode y Use  keys to navigate the menus (view parameters) y Press CAL/EDIT to enter Edit mode (modify parameters) y Press RANGE/...
  • Page 15 SETUP 15 Calibration Expired Warning Options: 1 to 7 days (default) or off Use  keys to select the number of days since last calibration has elapsed. Temperature Compensation Options: ATC (default), MTC or NO TC With the probe connected, press RANGE/ to select options. EC Cell Factor Options: 0.010 (default) to 9.999 With the probe connected, use  keys to change the value.
  • Page 16 16 MW170 Bench Meter EC Temperature Coefficient (T.Coef.) Options: 0.00 to 6.00 (1.90 default) With the probe connected, use  keys to change the value. EC Temperature Reference (T.Ref.) Options: 25 °C (default) and 20 °C With the probe connected, use  keys to change the value. TDS Factor Options: 0.40 to 0.80 (0.50 default) With the probe connected, use  keys to change the value.
  • Page 17 SETUP 17 EC Temperature Coefficient / Reference View Options: T.Coef.(%/°C) or T.Ref.(°C) (default) With the probe connected, use  keys to navigate between Temperature Coefficient and Temperature Reference. EC Range Options: AUTO (default), 29.99 µS/cm, 299.9 µS/cm, 2999 µS/cm, 29.99 mS/cm, 200.0 mS/cm Note: Absolute conductivity —...
  • Page 18 18 MW170 Bench Meter TDS Range Options: AUTO (default), 14.99 mg/L, 149.9 mg/L, 1499 mg/L, 14.99 g/L, 100.0 g/L Note: Absolute TDS — up to 400.0 g/L (with 0.8 factor) — is the TDS value without temperature compensation. With the probe connected, use  keys to change the value. When autoranging, the meter automatically chooses the optimum TDS range to maintain the highest possible accuracy.
  • Page 19 SETUP 19 Date Options: year, month or day Press RANGE/ to select options. Use  keys to modify the values. Time Options: hour, minute or second Press RANGE/ to select options. Use  keys to modify the values. Auto Off Options: 5, 10 (default), 30, 60 minutes or off Use ...
  • Page 20 20 MW170 Bench Meter Sound Options: enable (default) or disable Use  keys to select. When pressed, each key will emit a short acoustic signal. Temperature Unit Options: °C (default) or °F Use  keys to select the unit. LCD Contrast Options: 1 to 9 (default) Use ...
  • Page 21 SETUP 21 Default Values Resets meter settings to factory defaults. Press GLP/ACCEPT to restore the default values. “RESET DONE” message confirms that the meter performs with default settings. Instrument Firmware Version Displays the installed firmware version. Meter ID / Serial Number Use ...
  • Page 22 22 MW170 Bench Meter Separator Type Options: comma (default) or semicolon Use  keys to select the columns separator for the CSV file. Export to PC / Log on Meter Options: Export to PC and Log on Meter With the micro USB cable connected, press SETUP. Press CAL/EDIT to enter Edit mode. Use ...

  • Page 23: Ec / Tds

    EC / TDS 23 8. EC / TDS 8.1. PREPARATION Pour small quantities of conductivity calibration solution into clean beakers. To minimize cross-contamination, use two beakers: one for rinsing the probe and the other for calibration. Note: When the meter is switched on, it will start measuring with the previously selected range (conductivity, TDS or salinity).
  • Page 24 24 MW170 Bench Meter Zero Calibration For zero calibration, keep the dry probe in the air. This type of calibration can be performed to correct readings around 0.00 µS/cm. The slope is evaluated when the calibration is performed in any other point. One-Point Calibration 1.

  • Page 25: Measurement

    EC / TDS 25 5. Use the  keys to modify C.F. (cm ) until the display reads the Custom Standard value. 6. Press GLP/ACCEPT. “MANUAL CALIBRATION CLEARS PREVIOUS CALIBRATIONS” is displayed on the third LCD line. CAL and ACCEPT tags are displayed blinking. 7.
  • Page 26 26 MW170 Bench Meter Readings can be temperature compensated. y Automatic Temperature Compensation (ATC) default: The probe has a built-in temperature sensor; the temperature value is used to automatically compensate the EC / TDS reading. When in ATC mode, ATC tag is displayed and measurements are compensated using the temperature coefficient.

  • Page 27: Warnings & Messages

    EC / TDS 27 Note: Values above 1500 ppm (1500 mg/L) are only displayed in g/L unit. The user can review the set values, date and time prior to measurement. To scroll between information displayed on the third LCD line, use the  keys. Note: If the reading is outside the range, the full-scale value is displayed blinking.
  • Page 28 28 MW170 Bench Meter Messages Displayed During Measurement y If the EC measurement exceeds the specified limits or the temperature exceeds the – 20 to 120 °C (– 4.0 to 248.0 °F) range, “OUT OF SPEC” message is displayed on the third LCD line.

  • Page 29: Salinity

    SALINITY 29 9. SALINITY 9.1. PREPARATION Pour small quantities of MA9066 Salinity calibration solution into clean beakers. To  minimize cross-contamination, use two beakers: one for rinsing the probe and the other for calibration. Note: When the meter is switched on, it starts measuring with the previously selected range (conductivity, TDS or salinity).

  • Page 30: Measurement

    30 MW170 Bench Meter 9.3. MEASUREMENT MW170 supports three seawater salinity scales: y Practical Salinity Units (PSU) y Natural seawater (g/L) y Percentage NaCl (%NaCl) Press RANGE/ to select between salinity scales. Verify that the required scale is configured in SETUP. Note: These units are for determining salinity and they refer to general use of saltwater.
  • Page 31 SALINITY 31 where: ratio of sample conductivity to standard conductivity at Temperature (T) (sample) uncompensated conductivity at T °C C(35, 15)=42.914 mS/cm the corresponding conductivity of KCI solution containing a mass of 32.4356 g KCl/1 Kg solution temperature compensation polynomial = 0.008 = 0.0005 = 0.008...

  • Page 32: Warnings & Messages

    32 MW170 Bench Meter 9.4. WARNINGS & MESSAGES Messages Displayed During Calibration y If an EC calibration is performed, the %NaCl calibration is automatically cleared. A new %NaCl calibration is required. y If the reading exceeds the expected calibration standard, “WRONG STANDARD” message is displayed and calibration is not confirmed.
  • Page 33 SALINITY 33 y If a %NaCl calibration is required, “NO CAL” message is displayed. y If Calibration Expired Warning is on and the set number of days has passed, or an EC calibration was performed (clearing the %NaCl calibration), the “CAL EXPIRED” message is displayed.

  • Page 34: Logging

    34 MW170 Bench Meter 10. LOGGING MW170 supports three types of logging: manual log on demand, log on stability and interval logging. See Log Type in SETUP OPTIONS section. The meter can hold up to 1000 log records. Up to 200 for manual log on demand, up to 200 for log on stability and up to 1000 for interval logging.
  • Page 35 LOGGING 35 Manual Log on Demand 1. From the Setup mode, set Log Type to MANUAL. 2. From the measurement screen press LOG/CLEAR. LCD displays “PLEASE WAIT”. The LOG ### “SAVED” screen displays stored log number. "FREE" ### screen displays the number of available records. Meter then returns to measurement screen.

  • Page 36: Data Management

    36 MW170 Bench Meter Interval Logging 1. From the Setup mode, set Log Type to INTERVAL (default) and desired time interval. 2. From the measurement screen press LOG/CLEAR. LCD displays “PLEASE WAIT”. The LOG ### LOT ### screen displays on third LCD line the measurement log number (bottom left) and interval logging session lot number (bottom right).
  • Page 37 LOGGING 37 y Lot name is given by a number, from 001 up to 999. Names are allocated incrementally, even after some lots have been deleted. Once lot name 999 was assigned, all lots have to be deleted, to reset lot naming to 001. See Deleting Data section.
  • Page 38 38 MW170 Bench Meter 10.2.2. Deleting Data Manual Log on Demand & Stability Log 1. Press RCL to access the logged data. LCD displays “PLEASE WAIT” followed by “LOG RECALL” with ACCEPT tag blinking and the number of stored logs. 2.
  • Page 39 LOGGING 39 7. Press GLP/ACCEPT to confirm (to exit, press ESC or CAL/EDIT or LOG/CLEAR). “DELETE" and Log ### blinking is displayed, until the log is deleted. After the log has been deleted “CLEAR DONE” message displays briefly. Display shows logged data of the next log ###. Note: Logs stored within an interval lot can not be deleted individually.
  • Page 40 40 MW170 Bench Meter Delete All 1. Press RCL to access the logged data. LCD displays “PLEASE WAIT” followed by “LOG RECALL” with ACCEPT tag blinking and the number of stored logs. 2. Press LOG/CLEAR to delete all logs. “CLEAR ALL” is displayed with ACCEPT tag blinking. 3.
  • Page 41 LOGGING 41 Exported data file details: y The CSV file (comma separated values) may be opened with a text editor or spreadsheet application. y The CSV file encoding is Western Europe (ISO-8859-1). y Field separator may be set as comma or semicolon. See Separator Type in SETUP OPTIONS section.
  • Page 42 42 MW170 Bench Meter USB Export Selected Logged data can be transferred separately by lots. 1. Press RCL to access the logged data. LCD displays “PLEASE WAIT” followed by “LOG RECALL” with ACCEPT tag blinking and the number of stored logs. 2.

  • Page 43: Glp 43

    GLP 43 11. GLP Good Laboratory Practice (GLP) allows the user to store and recall calibration data. Correlating readings with specific calibrations ensures uniformity and consistency. Calibration data is stored automatically after a successful calibration. Saving a new EC calibration automatically clears the existing %NaCl calibration. y Press RANGE/...

  • Page 44: Troubleshooting

    LCD tags displayed Check the keyboard. If error persists, ON/OFF key is blocked continuously at startup contact Milwaukee Technical Service. Restart the meter. If error persists, “Internal Er X” message Internal error contact Milwaukee Technical Service.

  • Page 45: Accessories

    ACCESSORIES 45 13. ACCESSORIES MA9060 12880 µS/cm Calibration solution (230 ml) MA9061 1413 µS/cm Calibration solution (230 ml) MA9063 84 µS/cm Calibration solution (230 ml) MA9064 80000 µS/cm Calibration solution (230 ml) MA9065 111.8 mS/cm Calibration solution (230 ml) MA9066 NaCl 100% Calibration solution (230 ml) MA9069 5000 µS/cm Calibration solution (230 ml)

  • Page 46: Certification

    If service is required, contact your local Milwaukee Instruments Technical Service. If the repair is not covered by the warranty, you will be notified of the charges incurred. When shipping any meter, make sure it is properly packaged for complete protection.
  • Page 47 Milwaukee Instruments reserves the right to make improvements in design, construction and appearance of its products without advance notice.
  • Page 48 THANK YOU FOR CHOOSING Sales and Technical Service Contacts: Milwaukee Electronics Kft. Alsó-kikötő sor 11C H-6726 Szeged - HUNGARY tel: +36 62 428 050 fax: +36 62 428 051 www.milwaukeeinst.com e-mail: sales@milwaukeeinst.com Milwaukee Instruments, Inc. 2950 Business Park Drive Rocky Mount, NC 27804 USA...

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