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USER MANUAL

PH1210

DIGITAL pH-METER

AUTO CAL/DATA STORAGE

Rev: v.a. sn 156668

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Содержание PH1210

Страница 1: ...USER MANUAL PH1210 DIGITAL pH METER AUTO CAL DATA STORAGE Rev v a sn 156668 ...

Страница 2: ...marking 4 2 4 Safety warnings 4 3 INSTRUCTION MANUAL CONTENTS 4 3 1 Manual revision 4 3 2 Symbols 5 3 3 How to read the instruction manual 5 3 3 1 Using the instrument on the field 5 3 3 2 Plant maintenance staff 6 4 SPECIFICATIONS 6 4 1 Functional specifications 6 4 2 Technical specifications 7 5 OPERATING PROCEDURES 12 5 1 Operating instructions 12 5 1 1 Main measuring 12 5 1 2 pH calibration 12...

Страница 3: ...r pH measures 4 it performs the manual or automatic pH calibration 5 it allows the memorization and the visualization up to 100 readings 1 2 FUNCTIONAL PRINCIPLES When measuring pH the instrument receives a mV signal from the sensor and it displays the value in pH units this is done according to Nernst s law and the sensor used It is possible to make the necessary zero and sensitivity adjustments ...

Страница 4: ...1 3 SENSORS AND ACCESSORIES Electrodes PH5000 pH sensor epoxy body for clean liquids 1 m cable BNC Temperature probes TP5710 Pt1000 probe in epoxy 1 5 m cable stereo jack Optional accessories ZZ7310 ABC sample cup for measurements in soil Standard solutions PH6010 buffer solution pH 4 01 25 C 125 cc PH6110 buffer solution pH 6 86 25 C 125 cc ...

Страница 5: ... Holland headquarter for all types of damages calibration or for a scheduled maintenance Please take a look at the Technical Support data sheet at the end of the manual for more details 2 3 CE MARKING This instrument is manufactured according to the following European Community directives 72 23 EEC Electrical safety low tension amended in 93 68 EEC The marking is placed on the packaging and on the...

Страница 6: ...viously released versions of the same manual so to help users that are already familiar with the product Rev A First release 3 2 SYMBOLS Throughout the manual You may find the following symbols which are both dictated by a Norm or that are simply conventional Symbol Meaning Attention pay great attention to what written next to this symbol This symbol is used to warn users that if the instructions ...

Страница 7: ...eristics and they allow the reader to become more familiar with the product by describing its accessories and its use The user can then verify if he she has the necessary know how to use the meter Note Maintenance staff could be more interesting in the chapters regarding users instructions calibration maintenance warranty repair terms and conditions 3 3 1 USING THE INSTRUMENT ON THE FIELD The end ...

Страница 8: ...H temperature compensation When measuring the pH and the temperature the meter performs the automatic temperature compensation When the temperature sensor is not connected or it is malfunctioning the meter performs the pH manual temperature compensation The temperature display will show the messages CM or FM and the manual value Calibration During the pH calibration the meter recognize automatical...

Страница 9: ... Glass pH Slope 59 16 mV pH 25 C mV at 7 00 pH 0 0 Zero 2 00 pH 0 00 pH 1 1 Sensitivity 80 110 100 1 2 Calibration man auto with buffer BDH pH 4 7 9 INPUT RANGE pH Range 1 00 15 00 pH Resolution 0 01 pH Under Range pH Over Range pH 2 0 SECONDARY MEASURE TEMPERATURE 2 0 Input RTD Pt1000 Wiring 3 wires jack Temperature Unit C F C S3 0 Temp Compensation manual without RTD auto with RTD Temperature Ra...

Страница 10: ...non volatile EEPROM Memory capacity 100 records erasable block erase Record numbers 0 99 Record format REC N XX XX XX pH XXX X C 5 0 GENERAL SPECIFICATIONS Operating temp 0 60 C Relative humidity 20 95 non condensing Power supply 9 V Battery 6LR61 680 mAh Low Battery 7 5 V 6 5 V auto switch off Autonomy 350 hours approx continuously Weight 180 g approx battery included Size 125 x 75 x 25 mm Displa...

Страница 11: ...isplay OFF Instrument switch OFF for action 3 seconds 2 REC INCR Z CAL LOG Memo record when in measure INCR Increase value Scrolling vertical menu Z CAL Zero cal for action 3 s when in measure 3 SET UP SHIFT S CAL ENTER SET UP Access to Set up menu when in measure SHIFT Cursor shift Horizontal menu S CAL Sens cal for action 3 s when in measure ENTER Enter for action 3 s when in cal set up RESET fu...

Страница 12: ...ilable in the pH configuration The automatic manual temperature compensation is available only for the pH measuring Data logging During the pH measuring press the key LOG to memorize the pH value and the temperature value The record will be stored in the memory with an assigned number from 0 to 99 When the memory is full the display will show the message Mem full The memory can be erased by the us...

Страница 13: ...used for the calibration proceed as follow SHIFT push the key to read the memorized buffer solution value with the flashing cursor under the last digit XX XX pH INCR push the key to modify the last digit if necessary SHIFT push the key to position the cursor on the other digit to be modified with same procedure ENTER push the key for 3 seconds to confirm the adjusted value At this point the proced...

Страница 14: ...zero calibration by using the buffer close to the measuring value in the process and the zero sensitivity calibration periodically The error messages during the calibration inform the operator about the bad condition of the pH electrode Verify the buffer solution and replace the electrode 5 1 3 TEMPERATURE CALIBRATION Automatic temperature This calibration can be done when the Pt1000 sensor is con...

Страница 15: ...the message MIN MAX 0 100 C or 32 212 F for few seconds 5 1 4 RECORDS This function allows the memorization and the reading of the memorized measuring values LOG push the key to memorize the actual value of the pH and the temperature The meter will assign and show a progressive number up to 99 to the memorized values Follow the next procedure to read the memorized values MODE push the key two time...

Страница 16: ...digit to be modified with the same procedure ENTER push the key for 3 seconds to confirm the new time in seconds The message Update will appear If the new value is out of the accepted limits the display will show min Max 1 10 s for few seconds The display will show the message T Unit C or F MODE push the key two times to turn to the main display unless it is requested to modify the temperature mea...

Страница 17: ...ay will show the p n and the firmware release MODE push the key two times to turn to the main display 5 1 6 MAINTENANCE OF THE UNIT Quality components are used to give the controller a high reliability In this way it needs just the battery replacement Battery replacement The meter controls the voltage of the battery If the value is lower than 7 5 volt the display will show the message Low Batt The...

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