Thank you for purchasing Apera Instruments PH60 Premium pH Tester. Please read this manual before use in order to properly use and maintain the product. For video tutorials, please go to support.aperainst.com TABLE OF CONTENTS WHAT’S IN THE KIT ..............................3 KEYPAD FUNCTIONS ..............................3...
What’s in the Kit Calibration Vials Keypad Functions Short press: < 2 seconds Long press: > 2 seconds 1. Short press to turn on the tester and long press to turn off the tester. 2. When turned off, long press to enter parameter setting. 3.
Preparation Before Use Pull out the battery insulation slip, and take off the probe cap. Rinse off the probe in pure water (preferably distilled or deionized water. RO water or tap water is the alternative) , then shake off excess water. Perform at least a 2-point calibration at pH 7.00 and pH 4.00.
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4.1.6 To calibrate 2 point, use 4.00 pH buffer and repeat Step 5.1.3 to 5.1.5 (Do NOT turn off the tester after you finish pH 7 calibration). will display next to , indicating a successful 2-point calibration (low and middle points). 4.1.7 If necessary (target pH>8.00), calibrate 3rd point using 10.01 standard pH buffer and repeat Step 5.1.3 to 5.1.5,...
pH Measurement How to take pH measurements Short press to power on the tester. Rinse the probe in pure water, shake off excess water. Dip the probe in your sample solution and make a quick stir, then hold still. Record the reading after it is stabilized appears and stays on the screen).
Parameter Setting Setup Menu Symbol Contents Parameter Factory Default USA – NIST Select pH buffer solution Low value measurement alarm setting 0 to 14.00pH High value measurement alarm setting 0 to 14.00pH 14.00 Select automatic lock Off – On Off - 1 - On Select backlight ℃...
8.3.3 Automatic Lock (P4) Select “On” to activate auto lock function. When reading is stable for more than 10 seconds, the tester will lock the value automatically, and HOLD icon will display on LCD. Short press key again to cancel the lock. 8.3.4 Backlight (P5) “Off”-turn off backlight, “On”-always turn on backlight, “1”- backlight will last for 1 minute.
1-2 years depending on many factors such as frequency of use, nature of test samples, and how well it is maintained, etc. Apera Instruments recommends replacing the pH probe every 1 to 2 years to guarantee the optimal performance.
13 Notes a) Avoid testing in very high (>113°F) or very low (<41°F) temperature solutions as it will cause greater measurement error and potential damage to the probe. Test your samples and perform calibration close to room temperature as much as possible. b) NEVER store the probe in pure water like tap, RO, distilled, or deionized water as they could damage the pH probe.
15 Troubleshooting Guide Trouble Reason How to fix Pressing too soon Wait for to stay on the screen before pressing (showing Incorrect standard solutions Reboot tester, calibrate pH 7 first, then pH 4. For details refer to (showing Section 5.2 (a) Poor quality standard solutions Replace with fresh and clean standard calibration solutions made (showing...
We warrant this instrument to be free from defects in material and workmanship and agree to repair or replace free of charge, at option of APERA INSTRUMENTS, LLC, any malfunctioned or damaged product attributable to responsibility of APERA INSTRUMENTS, LLC for a period of TWO YEARS (SIX MONTHS for the probe) from the delivery.
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