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TDS 1 Pocket TDS Tester Instruction Manual 1. Battery Installation Please install batteries according to the following steps. Please note polarity: “+” (positive) is upward; “-” (negative) is downward 2. Keypad Functions ■Short press------- < 2 seconds ■Long press-------- > 2 seconds 1.
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3. Calibration 3.1 Rinse the probe in distilled water and dry it. Short press turn on the tester. 3.2 Long press to enter calibration mode; Short press to exit. Diagram - 3 3.3 Dip the probe into 1413 µS calibration solution. Stir gently, leave it to stand, LCD displays (Diagram 3), short press to complete 1-point calibration.
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is pushed before Wait for the smile icon to stay, measurement is stable and then short press comes up) 5.3 The tester has already been calibrated after manufacture. Usually users can use the tester right away, or test it in the calibration solutions to test its accuracy.
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10~100 mS/cm 0.94 b) Restore to factory default: Select Yes to restore the calibration to the theoretical values and parameter setting to original values. When meter’s calibration or measurement performs abnormally, this function can be adopted so the meter goes back to factory default setting and then users can conduct calibration or take measurements again.
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Warranty period is the time limit to provide free service for the products purchased by customers, not the service life of the tester or probe. Oakton Instruments reserves the right to update the information in this manual without giving notice in advance.
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OAKTON INSTRUMENTS PO Box 5136 Vernon Hills, IL. 60061 Tel: 888-462-5866 www.4Oakton.com...
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