Extech Instruments ExStik PH100 User Manual
Ph waterproof meters
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User Guide
TM
ExStik
pH Waterproof Meters
Models PH100 & PH110
Patent Pending
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Summary of Contents for Extech Instruments ExStik PH100
- Page 1 User Guide ExStik pH Waterproof Meters Models PH100 & PH110 Patent Pending...
- Page 2 ExStik Description Front Panel Controls Battery compartment cap LCD Display MODE / HOLD button CAL / RECALL button ON/OFF button Electrode collar Electrode (refillable on PH110) (Electrode cap is not shown) Display Bargraph reading Measurement reading BAT (low battery) and HOLD (data hold) indicators Temperature display Bargraph scale designations...
- Page 3 Overview pH Overview pH is a unit of measure (ranging from 0 to 14pH) indicating the degree of acidity or alkalinity of a solution. pH tests are the most commonly performed measurements in water analysis and reports the negative log of the hydrogen ion activity of a solution which is an indicator of acidity or alkalinity.
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Page 4: Operation
Operation Overview When the electrode is placed in a solution, the main display and bargraph indicate the pH reading while the lower display reads temperature (readings flash until they have stabilized). The bargraph is ‘center zero’, i.e. at pH 7 there is no display. As the pH rises, the bar moves from the center to the right. - Page 5 15-Storing Readings into Memory Momentarily press the MODE button to store a reading. The LCD will briefly display the memory location number and then the value stored (Data Hold will activate). Momentarily press MODE again to return to normal operation. Repeat step 1 to store the next reading and so After 15 readings are stored the ExStik will return to memory location 1 and start...
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Page 6: Battery Replacement
Battery Replacement Twist off the battery compartment cap Replace the four (4) 2032 batteries observing polarity. Replace the battery compartment cap pH Electrode Refilling (pH110/115 refillable electrode only) The refillable electrode does not need to be detached from the body of the ExStik in order to perform the refilling procedure. -
Page 7: Specifications
Specifications Display Multifunction LCD with Bargraph Operating conditions 32 to 122 F (0 to 50 C) / < 80% RH Range and Accuracy 0.00 to 14.00 / ± 0.01pH typical Temp. Compensation Automatic from 32 to 194 F (0 to 90 Temperature Range 23 to 194 F (-5 to 90... -
Page 8: Warranty
Warranty EXTECH INSTRUMENTS CORPORATION warrants this instrument to be free of defects in parts and workmanship for one year from date of shipment (a six month limited warranty applies on sensors and cables). If it should become necessary to return the instrument for service during or beyond the warranty period, contact the Customer Service Department at (781) 890-7440 ext.