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JENCO pH619, Operation Manuals

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JENCO pH619 Operation Manuals Download Page 4

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VISIONPLUS pH 618N OVERVIEW   

 

A.  Meter Description

 

1. Battery cap 
 
2. LCD screen 

 

3. Keypad 

   

4. Electrode collar 

 

5. Electrode & ATC assembly 
(Electrode cap is not shown.) 

 

 
 

 

 

 

 

 

 

 

B.    VisionPlus Graphical Display

 

 
 

 
 

 
 
 
 

 

1. MEASURE mode indicator 

 

2. pH reading   

 

3. CALIBRATION buffer(s) 

 

4. BATTERY display 

 

5. TEMPERATURE reading 

 

       

Note: 

 

℃

or °F is factory pre-set.

 

 

 

 

3 

Hold

Cal

Enter

R

pH619

VisionPlus

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Summary of Contents for pH619

Page 1: ...Operation Manual MODEL pH 619 Microcomputer Based pH Temperature Pocket Meter pH619...

Page 2: ...nd Meter 2 VISIONPLUS pH 619 OVERVIEW 3 A Meter Description 3 B VisionPlus Graphical Display 3 OPERATION MODES AND KEYPAD OPERATIONS 4 A Operation Modes 4 B Keypad Operations 5 USING VISIONPLUS pH 619...

Page 3: ...instrument can operate within specifications for approximately 2 3 hours after low battery appears 1 Shown in the right figure 2 Take off the battery cover 3 Remove all of the old batteries and inser...

Page 4: ...Keypad 4 Electrode collar 5 Electrode ATC assembly Electrode cap is not shown B VisionPlus Graphical Display 1 MEASURE mode indicator 2 pH reading 3 CALIBRATION buffer s 4 BATTERY display 5 TEMPERATU...

Page 5: ...ll pH and temperature measurements 2 Calibration Mode Calibration Mode is used to perform 1 2 or 3 point calibration 3 Hold Mode Hold Mode is used to display held measured values for increased ease of...

Page 6: ...in to resume measuring Hold Calibration 0 second Exits pH calibration Measure 5 seconds Displays the electrode s efficiencies Enter Calibration 0 seconds Saves the calibration data USING VISIONPLUS pH...

Page 7: ...er key the SAVE icon will be on Wait a second the first point has been calibrated and the unit is ready to be sloped at the second buffer Note At this moment press the Hold key the unit will exit the...

Page 8: ...bration mode Three points calibration is complete Note For accurate measurements it is recommended that pH calibration is preformed once a week and after replacing the electrode D Measure Dip the mete...

Page 9: ...00 0 C pH pH 14 00pH Over Range or Recalibrate OVER 0 0 60 0 C pH CAL a pH OFFSET b pH SLOPE a Offset 7 00pH mV 100mV Offset 6 86pH mV 108 3mV b New slope ideal slope by 30 Use a new buffer solution R...

Page 10: ...pH Electrode Slope recognition 30 at pH 4 00 4 01 9 18 and 10 01 Input impedance 1012 Temperature Temperature sensor Thermistor 10 k at 25 C Temperature unit Factory pre set General Power LR44 x 4 Bat...

Page 11: ...ection items must be carefully packed to prevent damage in shipment and insured against possible damage or loss Jenco will not be responsible for damage resulting from careless or insufficient packing...

Page 12: ...619 TC CHEN 2008 8 10 K619 01 2009 6 26 01 2009 6 26 618N 090626...

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