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Pen type, separate electrode

SOIL PH METER

Model : PH-220S

Your purchase of this
SOIL PH METER marks a
step forward for you
into the field of
precision measurement.
Although this METER is
a complex and delicate
instrument, its durable
structure will allow
many years of use if
p r o p e r   o p e r a t i n g
t e c h n i q u e s   a r e
developed. Please read
t h e   f o l l o w i n g
instructions carefully
and always keep this
manual within easy
reach.

       OPERATION MANUAL

Summary of Contents for PH-220S

Page 1: ... field of precision measurement Although this METER is a complex and delicate instrument its durable structure will allow many years of use if p r o p e r o p e r a t i n g t e c h n i q u e s a r e developed Please read t h e f o l l o w i n g instructions carefully and always keep this manual within easy reach OPERATION MANUAL ...

Page 2: ...cket 3 3 6 BNC protection cover 3 3 7 Battery compartment Cover 3 3 8 pH electrode handle 3 3 9 pH electrode sensing head 3 3 10 pH electrode BNC plug 3 3 11 pH electrode protection bottle 3 4 pH CALIBRATING PROCEDURE 4 4 1 Calibrating Consideration 4 4 2 Requiring Equipment for Calibration 4 4 3 Calibration procedures 4 5 MEASURING PROCEDURE 5 6 REPLACEMENT OF BATTERY 5 7 OPTIONAL ACCESSORIES 6 ...

Page 3: ...y body Separate soil pH electrode easy for general purpose usage and remote measurement Auto calibration for pH 4 pH 7 or pH 10 Build in reverse display button Data hold Auto power off Compact size light weight Optional carrying case Water resistance on the front panel Application Agriculture Gardening Food industrial Education School Colleges Laboratory Industrial and Quality control 2 SPECIFICAT...

Page 4: ...To freeze the display reading value Calibration Auto calibration method pH 7 pH 4 or pH 10 pH electrode BNC connector connector Operating 0 to 50 32 to 122 Temperature Operating Less than 80 RH Humidity Power Supply DC 1 5V battery UM 4 AAA x 4 PCs Power Approx 4 8 mA Consumption Dimension Meter 180 x 40 x 32 mm 7 1 x 1 6 x 1 3 inch Electrode Body size 12 mm dia x 160 mm Electrode cable length app...

Page 5: ...rode included pH Measuring 1 to 13 pH typical 0 to 14 pH Range pH Operation 5 to 60 41 to 140 Temperature pH Electrode Combination type Structure Reference Ag AgCl Double Junction of pH Electrode Zero Potential 7 1 pH for pH Value Repeatability 0 05 pH Response time 2 minutes Body Material Epoxy Connector BNC Mechanical With protection bottle soaker Protection bottle on the electrode head Weight 6...

Page 6: ...n button 3 3 Hold button 3 4 Display reverse button button 3 5 pH electrode BNC socket 3 6 BNC protection cover 3 7 Battery compartment Cover 3 8 pH electrode handle 3 9 pH electrode sensing head 3 10 pH electrode BNC plug 3 11 pH electrode protection bottle 4 ...

Page 7: ...o make the following calibration procedures 4 3 4 2 Requiring Equipment for Calibration 1 Combination soil pH electrode PE 06HD included 2 Buffer solutions pH 7 00 buffer solution PH 07A included pH 4 00 buffer solution PH 04A included 4 3 Calibration procedures pH 7 calibration 1 Connect the pH electrode plug 3 10 Fig 1 to the BNC socket 3 5 Fig 1 and place electrode into pH 7 00 buffer solution ...

Page 8: ...screen 1 CAL flashing screen 2 7 00 flash CAL screen 3 7 00 flashing CAL screen 4 End screen 5 return to normal screen 7 00 6 ...

Page 9: ... or pH 10 During the calibration the circuit will sensing solution value automatically If the buffer solution value already beyond 7 1 pH 4 1 pH 10 1 pH the LCD will show Err When the LCD show the screen 2 it allow the user to adjust another calibration value precisely for example 7 01 6 99 by pressing the button 3 2 Fig 1 button 3 4 Fig 1 Rinse the electrode in distilled water before change the b...

Page 10: ...e rough and durable penetration electrode However user should operate the electrode very carefully The electrode is the consumer accessory after the electrode is used if the damage of the Electrode Sensing Head Spear Tip Head it is without warranty After make the measurement please rinse the electrode in distilled water After calibration the Electrode sensing head 3 9 Fig 1 should insert into the ...

Page 11: ... the power will be off automatically 6 REPLACEMENT OF BATTERY 1 When the LCD display show It is necessary to replace the battery However in spec measurement may still be made for several hours after Low Battery Indicator appears before the instruments instrument become inaccurate 2 To replace the battery rotate and remove the Battery Cover 3 7 Fig 1 take out the old batteries install new batteries...

Page 12: ...types of measurements requiring sample penetration pH 7 00 buffer solution Model PH 07A pH 4 00 buffer solution Model PH 04A CARRYING CASE Model CA 06 Hard carrying case 280 x195 x 65 mm CARRYING CASE Model CA 05A Vinyl soft case 260 x110 x 55 mm Hard carrying case Soft carrying case Model CA 06 Model CA 05A 280 x195 x 65 mm 260 x110 x 55 mm 10 0701 PH220S ...

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