Mi106 - Milwaukee Instruments
Contents
1. The OFF message appears on the LCD release the button e After use replace the electrode protective cap with a few drops of storage solution TAKING pH MEASUREMENTS e Select the pH mode with the SET key Immerse the tip 2 5 cm of the probe in the sample and stir gently e Read the pH value when the clock symbol stops blinking Note Before taking any measurement make sure that the meter has been calibrated the CAL tag is displayed on the left lower corner of the LCD PHCALIBRATION PROCEDURE It is recommended to recalibrate the meter at least once every three weeks A Preparation Buffer solutions 1 pH 7 01 6 86 MA9007 MA9006 2 pH 4 01 MA9004 for acidic calibration pH lt 7 or pH 10 01 9 18 MA9010 MA9009 for alkaline range pH gt 7 Use two beakers for each buffer solution one beaker for rinsing the probe the other for calibration In this way the cross contamination between solutions is minimized B Procedure Select the pH mode with the SET key e Select the calibration buffer set press and hold the ON OFF key until the LCD shows TEMP Press again this key and the BUFF message will appear then select the de sired buffer set with the SET key 7 01 pH BUFF for standard solutions pH 4 01 7 01 10 01 or 6 86 pH BUFF for NIST solutions pH 4 01 6 86 9 18 Press the ON OFF key agai2. solution 230 ml bottle Electrode cleaning solution 230 ml bottle Electrode rinse solution 20 ml sachet 25 pcs SPECIFICATIONS RANGE 2 00 to 16 00 pH 2000 to 2000 nv 5 0 to 105 0 C or 23 0 to 2210 F RESOLUTION 0 01 pH 1 nv 0 1 C or 0 1 F ACCURACY 25 C 29 02 pH 42 nv 20 5 C up to 60 C 1 C outside 41 F up to 140 F 22 F outside TYPICAL EMC DEVIATION 29 02 pH 42 nv 40 2 C or 40 4 F TEMPERATURE COMPENSATION Autorratic from 5 to 80 C pH CALIBRATION ORP CALIBRATION Autorratic 1 or 2 point Factory calibrated PROBE included MA923D 1 anqiified pH ORP ten perature probe ENVIRONMENT O to 50 C 100 RH nax BATTERY 1 x 9V alkaline included BATTERY UFE approx 500 hours of use AUTO OFF after 8 minutes of non use DIMENSIONS 200 x85 x50 nm WEIGHT 260 g with battery The temperature range is limited to 80 C 176 F if using the MA923D 1 probe
3. USER MANUAL MI 106 pH mV Temperature Portable Meter ea OS HOLD CAL Mi 106 pH mV temperature meter MARTINI instruments Se ee MARTINI instruments 0 90 LHSOLIALLS GENERAL OPERATION e The meter is supplied complete with a 9V bat tery Remove the battery compartment cover on the back of the meter and install the battery while paying attention to its po larity Connect the MA923D 1 probe to the meter e Turn the instrument on by pressing the ON OFF key At start up the LCD shows the percentage of the remaining battery life for a few seconds and then the current mea surement e Always remove the electrode protective cap before taking any measurement If the elec trode has been left dry soak the tip bottom 2 5 cm in M10000 rinse solution for a few minutes e The temperature reading can be displayed in C or F unit to select the desired scale press and hold the ON OFF key until TEMP and the current temperature unit are dis played on the secondary LCD Use the SET button to select the unit and then press the ON OFF key a couple of times to return to normal mode To activate the HOLD function keep pressed the HOLD key The measured value will be frozen on the dis play and the HOLD message appearon o the secondary LCD LIO Ti EEEN e After measurements switch the meter off by pressing the ON OFF key
4. attery compart ment cover from the rear of the meter and replace the rundown 9V battery S with a new one Install the battery while paying attention to its po larity and reattach the cover el WARRANTY This instrument is warranted against defects in mate rials and manufacturing for a period of two years from the date of purchase Probe is warranted for 6 months If during this period the repair or replacement of parts is required where the damage is not due to negli gence or erroneous operation by the user please return the parts to either distributor or our office and the repair will be effected free of charge Damages due to accidents misuse tampering or lack of prescribed maintenance are not covered ACCESSORIES MA923D 1 M10004B M10006B M10007B M10009B M10010B MA9004 MA9006 MA9007 MA9009 MA9010 MA9015 MA9016 M10000B Combination amplified pH ORP Temperature probe with DIN connector and 1 m cable pH4 01 buffer solution 20 ml sachet 25 pcs pH6 86 buffer solution 20 ml sachet 25 pcs pH7 01 buffer solution 20 ml sachet 25 pcs pH9 18 buffer solution 20 ml sachet 25 pcs pH10 01 buffer solution 20 ml sachet 25 pcs pH4 01 buffer solution 230 ml bottle pH6 86 buffer solution 230 ml bottle pH7 01 buffer solution 230 ml bottle pH9 18 buffer solution 230 ml bottle pH10 01 buffer solution 230 ml bottle Electrode storage
5. e and before the first point is accepted The secondary LCD shows the ESC message for 1 second and the neter retums to the nomal node To dear a previous calibration and reset to the default value press the SET key after entering the calibration mode and before the first point is accepted The secondary LCD shows the CLR message for 1 second the neter resets to the default calibration and the CAL tag on the LCD disappears TAKING ORP MEASUREMENTS e Remove the protective cap and intrerse the electrode in MA9016 cleaning solution for a few minutes e Select the ORP nV mode with the SET key e Place the probe into the sample to be tested stir gently and weit for reading stabilization the clock symbol on the LCD disappears Note The ORP range is factory calibrated Contact your dealer for recalibration if needed Note ATC tag tums off because the mW readings are not tenperature conpensated BATTERY REPLACEMENT The meter shows the remaining battery per centage every time it is switched on When the battery level is below 5 the battery symbol on the bottom left of the LCD lights up to indicate a low battery condition The meter is also provided with BEPS Battery Error Prevention System which automatically switches the meter off if the battery level is so low to cause erroneous readings It is recom mended to replace immediately the battery Turn the meter off re move the b
6. n to exit Remove the protective cap then immerse the probe in the first buffer pH 7 01 or 6 86 Press and hold the ON OFF key until CAL is displayed on the lower LCD cA W N A Release the button andthe fse PH message 7 01 pH USE or 6 86 pH USE for NIST X 1 buffer set will be displayed The meter automatically recognizes the buffer value if a valid buffer is detected then its value is displayed on the LCD together with the REC mes sage and the first calibra tion point is accepted The meter will then require the second buffer by show ing the pH 4 01 USE mes sage Immerse the probe in the second buffer solution pH 4 01 or 10 01 or 9 18 If a valid buffer is recognized the meter completes the calibration procedure shows the OK 2 message for a few seconds then returns to the normal mode Notes e If no valid buffer is detected the LCD will show the WWRNG message e For exiting the calibration after the first point is accepted press the ON OFF button the LCD will show the OK 1 message for 1 second and then retums to the normal mode If using pH 4 01 or 10 01 or 9 18 buffer for the first calibration point the meter will exit the calibration mode after recognizing the buffer value and showing the OK 1 message for 1 second e To quit calibration and reum to the last data press ON OFF after entering the calibration mod
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