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JENCO 6179, Operation Manual

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JENCO 6179 Operation Manual Download Page 2

1

CONTENTS

GENERAL INTRODUCTION

2

INITIAL INSPECTION

2

POWER INPUT

2

INSTALLING THE BATTERIES

3

CONNECTOR

3

DISPLAY & KEYS FUNCTIONS

4

A. Display

4

B. Keys

5

OPERATIONAL PROCEDURES

6

A. Buffer Set Selection

6

B. pH Calibration

6

C. pH Measurements

10

D. Temperature Measurements

11

E. mV offset

11

F. mV (Rmv) Measurements

11

G. Ion Calibration

12

H. Ion Measurements

14

I. Ion Selective Electrodes

15

J. pH Buffers

16

ERROR DISPLAYS AND TROUBLESHOOTING

17

SPECIFICATIONS

18

WARRANTY

19

Summary of Contents for 6179

Page 1: ...Operation Manual MODEL 6179 Microcomputer Based pH ORP ION Temperature Benchtop Meter 6179 ...

Page 2: ... Display 4 B Keys 5 OPERATIONAL PROCEDURES 6 A Buffer Set Selection 6 B pH Calibration 6 C pH Measurements 10 D Temperature Measurements 11 E mV offset 11 F mV Rmv Measurements 11 G Ion Calibration 12 H Ion Measurements 14 I Ion Selective Electrodes 15 J pH Buffers 16 ERROR DISPLAYS AND TROUBLESHOOTING 17 SPECIFICATIONS 18 WARRANTY 19 ...

Page 3: ...icate the end point value of a measurement AUTOLOCK and user prompts help eliminate most errors in determining pH mV Rmv ion values resulting in precise repeatable and error free measurements The 6179 can also be used in non AUTOLOCK mode The model 6179 is available with pH ORP ion and ATC Automatic Temperature Compensation probes Other features include up to 5 point calibration for pH 2 to 5 poin...

Page 4: ...the counter clockwise direction After unlocking the screw take off the battery cover Fig 1 2 Replace the old batteries with new ones and install them in the correct polarity position 3 Put the battery cover back on the instrument Use a Philip screw driver and turn the screw in the clockwise direction to lock the battery cover Figure 1 Battery compartment CONNECTOR 1 2 3 Figure 2 Connector ...

Page 5: ... battery indicator 8 Buffer selection This indicator will flash if the unit is not yet calibrated This indicator will remain lit up if the unit has been calibrated 3 pH Unit and mode indicators 9 LOCK This will indicate that the reading is frozen during AUTOLOCK mode 4 mV RmV Unit and mode indicators 10 EFF This will be displayed if the user is viewing the efficiency of the electrode 5 ATC MAN ATC...

Page 6: ... key to enter the hold clear selection 3 In ion mode press the Set key to enter the calibration point selection mode Mea Eff Stand Slope Mode Clear Mea Eff Stand Slope Mode Clear Up Down 1 In the pH ORP ION measure mode these two keys are used to manually enter the temperature values They have no effect on the unit when operating in ATC mode 2 In the ORP calibration mode these two keys are used to...

Page 7: ...eat this procedure every time the unit is power up unless one decides to change the buffer settings B pH Calibration The 6179 uses up to 5 point calibration Note If the device is required to perform more than one calibration points the first calibration point must be 6 86 7 00 pH a Calibration with an ATC Temp probe in the pH AUTOLOCK mode 1 Turn the unit on In pH AUTOLOCK mode press Set to enter ...

Page 8: ...nt calibration is now complete Press Mode to exit 5 To continue with the third the fourth and the fifth point calibration repeat step 4 Press Mode to exit calibration mode when the desired calibration points are completed 6 The unit calculates and compensates for the pH electrode slope deviation corresponding to the values of the calibrated buffers After calibration press and hold Mea Eff for abou...

Page 9: ...lection mode Use Up or Down to select the preferred buffer set Press Slope Enter to save the selected buffer set and enter the hold clear selection screen Use the Up or Down to select CLr Press Slope Enter The meter will clear all previously stored calibration values and is now ready for fresh calibration 2 Connect the pH electrode to the BNC connector and the ATC Temp probe to the ATC Temp connec...

Page 10: ...ope Enter The meter will clear all previously stored calibration values and is now ready for fresh calibration 2 Connect the pH electrode to the BNC connector of the unit MAN and pH icons will lit up The CAL icon will begin to flash The meter is now ready for calibration 3 Rinse the pH probes in distilled water and immerse it in the first buffer solution to perform 2 to 5 point calibration the fir...

Page 11: ... probe 5 When the WAIT icon disappears the reading is then LOCK and will not respond to further changes from the sample The pH value shown is the pH value of the sample at the displayed sample temperature Note For samples that are inherently unstable the unit will not AUTOLOCK In this case use the pH NON AUTOLOCK mode for measurements b Measurement with manual temperature compensation in the pH AU...

Page 12: ...e sample The unit will display the measured temperature E mV Offset 1 Turn the unit on In mV Rmv mode Press Set to enter the hold clear selection screen Use Up or Down to select CLr Press Slope Enter The meter will clear all previously stored calibration values and is now ready for fresh calibration 2 Connect the ORP electrode to the BNC connector of the unit The MAN mV and AUTO icons will lit up ...

Page 13: ...play to stabilize The instrument will display the mV RmV value of the sample G ION Calibration The 6179 can measure ion concentration when using an ion selective electrode ISE for the specific ion of interest The available ion calibration values are 0 10 1 0 10 0 100 0 and 1000 Choose a minimum of 2 consecutive values for calibration and prepare the corresponding ion calibration solutions For best...

Page 14: ...andard solution Press Slope Enter The Wait icon will flash until the meter detects a stable reading When the Wait icon disappears and the ion calibration value on the secondary screen moves up to the next value the second point calibration is complete and the meter is ready for the third point calibration 8 To continue with the third the fourth and the fifth point calibration repeat step 7 Press M...

Page 15: ...e on the secondary screen moves up to the next value The second point calibration is complete and the meter is ready for the third point calibration 8 To continue with the third the fourth and the fifth point calibration repeat step 7 Press Mode to exit calibration mode when the desired calibration points are completed Note The slope mV difference between two consecutive points is 15 to 90 mV H IO...

Page 16: ...ow sufficient time for the display to stabilize The instrument will display the ion value of the sample I Ion Selective Electrodes The table below lists the most common electrodes available Ammonia NH3 Iodide I Ammonium NH4 Lead Pb 2 Bromide Br Lithium Li Cadmium Cd 2 Nitrate NO3 Calcium Ca 2 Nitrogen Oxide NOx Carbon Dioxide CO2 Perchlorate CIO4 Chloride Cl Potassium K Copper Cu 2 Silver Sulfide ...

Page 17: ...00 6 95 9 39 4 01 7 08 10 25 13 21 10 1 67 4 00 6 92 9 33 4 00 7 06 10 18 13 01 15 1 67 4 00 6 90 9 28 4 00 7 03 10 12 12 80 20 1 68 4 00 6 88 9 23 4 00 7 01 10 06 12 64 25 1 68 4 00 6 86 9 18 4 01 7 00 10 01 12 46 30 1 68 4 01 6 85 9 14 4 01 6 98 9 97 12 30 35 1 69 4 02 6 84 9 10 4 02 6 98 9 93 12 13 40 1 69 4 03 6 84 9 07 4 03 6 97 9 89 11 99 45 1 70 4 04 6 83 9 04 4 04 6 97 9 86 11 84 50 1 71 4...

Page 18: ...tion procedure 2 Check if the correct buffer is used 3 Clear the previous calibration data Replace the buffer and or the pH electrode Recalibrate meter Er3 In pH calibration mode temperature is out of the 0 0 to 60 0 C range Bring the pH buffer temperature within range Er4 In ion calibration mode the slope mV difference between two consecutive points is out of the 15 to 90 mV range 1 Replace the s...

Page 19: ... 00 9 18 12 46 pH pH Temperature compensation AUTO MAN 0 0 to 100 0 C pH Buffer Temperature range 0 to 60 0 C pH calibration Up to 5 points ORP calibration 1 point Offset 150 mV Ion calibration 2 to 5 consecutive points 0 1 1 0 10 0 100 0 or 1000 Input impedance 3 x 1012 Ω Temperature sensor Thermistor 10 kΩ at 25 C Power 6 X 1 5 V AAA Batteries or 100 to 240 VAC adapter Calibration Back up EEPROM...

Page 20: ...model and serial number handy including data regarding the reason for return For your protection 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 A fee will be charged on all authorized returns NOTE JENCO reserves the right to make improvements in design ...

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