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ULTRAPEN ™ Free Chlorine Equivalent E TM ORIGINAL & Temperature Pen EDITED FOR USE ACCURATE Minimum height 5 mm RELIABLE SIMPLE Professional Water Analysis • Accuracy of up to ±0.3 ppm FC • Proprietary Sensor Design • Calibration with pH and ORP Standard Solutions •...
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INTRODUCTION Thank you for purchasing the Myron L ULTRAPEN™ PT4 FC Pen. This instrument is designed to be extremely accurate, fast, and simple to use in diverse water quality applications. Advanced features include automatic temperature compensation in calibration mode; highly stable microprocessor-based circuitry;...
LIVE measurement will time out after 5 minutes OR push and release the push button to turn the PT4 off at any time during LIVE measurement. IV. Calibration The Myron L Company recommends calibrating twice a month, depending on usage.
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NOTE: If the measurement is NOT within calibration limits for any reason, “Error” will display. Check to make sure you are using a proper Myron L Company pH Buffer or ORP Standard Solution. If the solution is correct, clean the sensor as described in Sensor Cleaning section on page 4.
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III. Sensor Cleaning (additional sensor cleaning methods at www.myronl.com) Cleaning the sensor: The Myron L Company recommends cleaning your sensor every two weeks, however this depends on application and frequency of use. Indications of a dirty sensor are slower and/or erroneous readings.
Replacement FC Sensor (with instructions) OECP-25/-100 ORP Electrode Cleaning Paper, QTY 25 or QTY 100 For additional calibration kits available, contact the Myron L Company. MYRON L WARRANTY The PT4, excluding the FC sensor, has a one (1) year limited warranty.
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