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USER MANUAL

AD 3000

EC/TDS/Temperature
Bench Meter

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

MANAD3000R3 06/09

ADWA INSTRUMENTS Kft.

Alsókikötõ sor 11, 6726 Szeged, Hungary

Tel. +36 62 317 878

Fax +36 62 550 610

www.adwainstruments.com

Содержание AD 3000

Страница 1: ...erature Bench Meter w w w a d w a i n s t r u m e n t s c o m MANAD3000R3 06 09 ADWA INSTRUMENTS Kft Als kik t sor 11 6726 Szeged Hungary Tel 36 62 317 878 Fax 36 62 550 610 e mail sales adwainstrumen...

Страница 2: ...Warranted service will be made with out charge The meter is warranted for a period of 2 years while probes are warranted for 6 months The warranty pe riod commences from the original date of sale Warr...

Страница 3: ...and 29 Hold 33 Probe Maintenance 34 Probes and Solutions 35 TABLE OF CONTENTS 34 PROBE MAINTENANCE After measurements rinse the probe with clean water If a more thorough cleaning is required remove th...

Страница 4: ...stability indicator to indicate when measurement is to be recorded AD3000 includes also GLP capability In addition the meter allows the user to enter an ID code to uniquely identify the instrument IN...

Страница 5: ...ingle sample proceed as follows Enter the viewing stored data mode and select the de sired sample number Press the HOLD key dEL and CFM will start blinking Press CFM to confirm deletion Note Press HOL...

Страница 6: ...cm or with custom value Temperature Automatic or manual Compensation 9 9 to 120 C Temperature Selectable Coefficient from 0 00 to 10 00 C TDS Factor Selectable from 0 40 to 1 00 default value 0 50 31...

Страница 7: ...ATA To retrieve the memorized infor mation press SHIFT RECALL keys The primary LCD displays the date day and month and the secondary LCD shows the last stored sample number If no samples are stored in...

Страница 8: ...together with the LOG tag and the sample num ber By pressing the STORE key a complete set of informa tion is memorized date time EC TDS and temperature readings Up to 250 samples can be stored into m...

Страница 9: ...reading on the LCD and to display Good Laboratory Prac tice information 12 Power supply socket 13 Probe connector 28 If RANGE is pressed when the last parameter is dis played the meter returns to mea...

Страница 10: ...sure the probe sleeve is prop erly inserted as shown below INSTRUMENT START UP Turn the instrument on by pressing the ON OFF button All LCD tags are displayed and a beep is generated while the instru...

Страница 11: ...es that may be trapped inside the sleeve If needed press RANGE until the desired EC or TDS range is se lected on the LCD Allow for the reading to stabilize The primary LCD displays the measurement in...

Страница 12: ...le to change the TDS factor within the 0 40 to 1 00 range by entering setup mode and selecting the tdS item see Setup section for details 25 GOOD LABORATORY PRACTICE Good Laboratory Practice GLP is a...

Страница 13: ...tored if range is changed if setup or calibration mode is entered or if meter is turned off and back on again 24 The following table lists the setup items their valid range and the factory settings de...

Страница 14: ...links on the second ary LCD 3 No compensation NOTC the temperature is not taken into account The reading displayed on the pri mary LCD is the actual EC or TDS value Notes The default compensation mode...

Страница 15: ...efficient must be manually adjusted by the user For example if is the coefficient with refer ence temperature of 25 C if changing the tem perature to 20 C the new coefficient can be cal culated with t...

Страница 16: ...ing CAL when TDS range is selected has no effect For zero calibration simply leave the dry probe in the air The CAL and BUFFER tags light up 21 TEMPERATURE ADJUSTMENT The temperature reading can be ma...

Страница 17: ...nstrument displays the Stor and Good mes sages and returns to measurement mode 20 Notes Zero calibration is not allowed in custom mode The calibrated custom value is considered the value of the calibr...

Страница 18: ...libration solution Immerse the probe in the custom calibration solution and select the EC range Press CAL to enter the EC calibration and then the RANGE key to enter custom EC calibration mode 19 The...