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AD 131 and AD 132

pH/mV/Temperature

Waterproof Meters

USER MANUAL

w w w . a d w a i n s t r u m e n t s . c o m

MANAD132 09/14

ADWA HUNGARY Kft.

Alsókikötõ sor 11, 6726 Szeged, Hungary

Tel. +36 62 317 878

Fax +36 62 550 610

www.adwainstruments.com

Содержание AD 131

Страница 1: ...32 pH mV Temperature Waterproof Meters USER MANUAL w w w a d w a i n s t r u m e n t s c o m 56 MANAD132 09 14 ADWA HUNGARY Kft Alsókikötõ sor 11 6726 Szeged Hungary Tel 3662317878 Fax 3662550610 www adwainstruments com ...

Страница 2: ...ty period please contact your dealer or the nearest Adwa Office for the RGA Return Goods Authorization number to put on the outside of your package Warranted service will be made withoutcharge Themeteriswarrantedforaperiodof2years while probes are warranted for 6 months The warranty period commences from the original date of sale Warranty is only valid when the product is used under normal conditi...

Страница 3: ...ipprotection bottle BNC connector with protection sleeve and 1 m cable AD3230B ORP electrode with Epoxy body tip protection bottle BNC connector with protection sleeve and 1 m cable AD7662 Stainless steel temperature probe with 1 m cable AD70004P pH4 01buffersolution 20mlsachet 25pcs AD7004 pH 4 01 buffer solution 230 ml bottle AD70007P pH7 01buffersolution 20mlsachet 25pcs AD7007 pH 7 01 buffer s...

Страница 4: ...nd relative mV PC interface AD132 only 53 SYMPTOMS The meter does not work with temperature probe The meter fails to calibrate or gives faulty readings Explicit warnings are displayed during pH calibration At start up the meter displays all LCDperma nently Prn Eror error message dis played Errxx error message dis played PROBLEM Out of order temperature probe Broken or out of order pH electrode Dir...

Страница 5: ... Only blinking dashes during pH measure ments Blinking reading during measure ments Out of range in the mV scale PROBLEM Dirty pH electrode Clogged dirty junction Low electrolyte level for refillable electrodes only Out of range in the pH scale Reading out of range or electrode not connected Dry membrane junction SOLUTION Soak in AD7000 solution for 30 minutes and then clean the electrode Clean th...

Страница 6: ... Printer AD132 only External serial printer 51 PERIODIC MAINTENANCE Inspect electrode and cable The cable used for connection to the instrument must be intact and there must be no points of broken insulation on the cable or cracks on the electrode stem or bulb Connectors must be perfectly clean and dry If any scratches or cracks are present replace the electrode Rinse off any salt deposits with wa...

Страница 7: ...and they will disappear when rinsed with water During transport tiny bubbles of air may form inside the glass bulb affecting proper functioning of the electrode These bubbles can be removed by shaking down the electrode as you would do with a glass thermometer If the bulb and or junction are dry soak the electrode in AD70300 storage solution for at least one hour STORAGE PROCEDURE To minimize clog...

Страница 8: ... sure that the instrument is switched off and plug the cable to the instrument RS232 socket and to a serial port of your PC If not using the AD9551 cable communication between instrument and PC may be not possible due to different RS232 connector configuration conditions or contact your dealer if calibration can not be performed To return to normal measurement mode press CAL at any moment during c...

Страница 9: ...Crystal Display LCD 12 RS232 connector AD132 only 13 BNC connector for pH or ORP electrodes 14 Temperature probe socket 48 Attach a mV simulator with an accuracy of 0 1 mV to the BNC connector on the rear panel With the instrument off press and hold the CFM STORE keys then power on the instrument The CAL tag lights up and the secondary LCD shows 0 0 mV Set the simulator to 0 0 mV When the reading ...

Страница 10: ...disconnected the temperature can be set manually using the arrow keys 47 Press CFM to confirm The instrument returns to normal measurement mode Notes If the reading is not close to the selected calibration point the WRONG tag will blink Change the temperature probe and restart calibration Press CAL at any time to quit the procedure mV CALIBRATION for technical personnel only The instruments are fa...

Страница 11: ... the vessel with ice and water as close as possible to the reference thermometer Allow a few seconds for probe thermal stabilization Use the arrow keys to set the reading on the secondary LCD to that measured by the reference thermometer When the reading is stable and close to the selected calibration point the CFM tag starts blinking Press CFM to confirm The secondary LCD will display 50 0 C or 1...

Страница 12: ...alibrated for temperature Adwa s temperature probes are interchangeable and no temperature calibration is needed when they are replaced If temperature measurements are not accurate temperature new calibration should be performed For an accurate recalibration contact your dealer or the nearest Adwa Customer Service Center or follow the instructions below Prepare a vessel containing ice and water an...

Страница 13: ...st 4 cm into the solution to be tested and wait a few seconds for the reading to stabilize The instrument displays the mV reading on the primary LCD and the temperature on the secondary LCD 44 BATTERY REPLACEMENT When the battery level becomes too low to ensure reliable readings the meter automatically turns off Battery replacement must only take place in a safe area and using the battery type spe...

Страница 14: ...qual to the difference between the absolute mV input value and relative mV offset established in the relative mV calibration 43 From setup mode if CAL and then PRINT is pressed for a chosen parameter a helpprintoutwillprovide thefollowinginformation e g Alarm Time Out Wheninloggingmode anautomatic printout will provide the following information for pH and mV SET ALARM TIME OUT OFF or 1 7 Active Ke...

Страница 15: ...e sure that the temperature probe is immersed in the same sample that is measured 42 When exiting the setup mode the instrument asks if the setup report has to be printed The Prn message will be displayed together with the printer symbol andtheCFMtagblinking Press CFM to print the setup report or CAL to exit without printing SETUP REPORT Instr ID 0003 Cal Time Out OFF One Cal Point pnt Date 2004 0...

Страница 16: ...ange use 10 01 9 18 or 12 45 as second buffer For extended range measurements acidic and alkaline perform a five point calibration by selecting five of the available buffers 41 For pH range For relative mV range Setup mode if SHIFT and PRINT are the first keys pressed after entering the setup mode a setup table of contents will be printed GLP Rel mV Instr ID 0003 Date 2004 01 01 Time 02 27 35 Off ...

Страница 17: ...ill be replaced by the current one If at least a two point calibration has been performed andanoffsetcorrectionoftheelectrodeisdesired keeping unchanged the existing slopes perform a one point calibrationselectingthe OFFS option inthesetupmenu If the Pnt option is selected the slopes adjacent to the calibration points will be reevaluated 40 PRINTING AD132 only When connected to an external serial ...

Страница 18: ...oint 1 tags If necessary use the arrow keys to select a different buffer value 39 HOLD FUNCTION To freeze a stable reading on the LCD press HOLD key from normal measurement mode The Auto and H tags will blink on the LCD until the reading stabilizes When the reading is stable the Auto and H tags stop blinking and the reading is frozen Press HOLD key again to return the normal measurement mode Note ...

Страница 19: ...ks to advise the user Change buffer and proceed After the first calibration point is confirmed immerse thepHelectrodeandthetemperatureprobeapproximately 4 cm into the second buffer solution and stir gently The temperature probe should be close to the pH electrode 38 Press SHIFT and then CLEAR to delete the selected record or all records Note Positions remain free in the log on demand lot by deleti...

Страница 20: ...different buffer value The hourglass symbol will blink on the LCD until the reading is stable When the reading is stable and close to the selected buffer the CFM tag blinks or WRONG for buffer 37 Press RANGE key to scroll all logged parameters displayed as shown in the table below Parameter Primary LCD Secondary LCD m V mVreading Temperature TIME Hour minutes Seconds DATE Year Month day OFFSET Off...

Страница 21: ... stable When the reading is stable and close to the selected buffer the CFM tag blinks or WRONG for buffer not recognized Press the CFM key to confirm calibration The calibrated value is then displayed on the primary LCD and the secondary LCD shows the fifth expected buffer value 36 VIEWING LOGGED DATA To retrieve the information stored press SHIFT and then MRCL from measurement mode If no data we...

Страница 22: ... The instrument stores the calibration values and returns to normal measurement mode FOUR THREE or TWO POINT CALIBRATION Proceedasdescribedinthe Five pointcalibration section and press CAL after the appropriate accepted calibration point The instrument will memorize the calibration data and return to normal measurement mode 35 If there are less than 6 memory locations left the record number and th...

Страница 23: ...ce the old data of the corresponding buffer Ifcurrentconfirmedbufferhasnocorrespondence in the stored calibration it will be added to the existing calibration data If the stored calibration is a five point procedure the instrument will ask which buffer should be replaced 34 LOG ON DEMAND This feature allows the user to log pH and Rel mV measurements together with temperature Moreover for AD132 all...

Страница 24: ...e the user that a pH calibration is required Note If SHIFT and CLEAR are pressed during the first calibration point the instrument returns to measurement mode 33 Item Description Valid values Default CAL DUE Time out alarm OFF 1 to 7 days OFF 1 Pnt 1 point cal behavior Pnt OFFS Pnt tEMP Temperature unit C F C Date Date yyyy mm dd 2000 01 01 2004 01 01 to 2099 12 31 Time Time hh mm 00 00 to 23 59 0...

Страница 25: ...splayed Press CFM to confirm relative mV calibration and the instrument will return to normal measurement mode If the absolute mV reading is out of range or the relative mV offset is out of the offset window the WRONG tag will blink Change the input value or the relative mV offset to complete the calibration procedure 32 If another item has to be set e g minutes press RANGE or left right arrow key...

Страница 26: ... up the instrument checks if the calibration time out has expired If yes the CAL DUE message blinks to advise the user that a new calibration is required 31 SETUP Setup mode allows viewing and modifying the following parameters Calibration alarm time out One point calibration behavior Temperature measure unit Current date yyyy mm dd Current time hh mm Printer status AD132 only Auto off Baud rate s...

Страница 27: ...l calibration parameters in the following sequence The time hh mm of the last calibration 30 LAST RELATIVE mV CALIBRATION DATA Last relative mV calibration data are stored automatically after a successful calibration To view the relative mV calibration data from normal relative mV measurement mode press SHIFT and then GLP key The instrument will display the date yyyy mm dd of the last calibration ...

Страница 28: ...isplay shows OFF if the feature is disabled or the days remaining before the calibration alarm will be activated or after the calibration is expired e g 3 29 Notes The OLd message displayed beside a buffer value means that this buffer was not used during last calibration Press SHIFT and then SETUP key to see the old calibration date or time if old calibration date is the same as the last procedure...

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