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TDS1 Pocket TDS Tester Instruction Manual 1. Battery Installation Please install batteries according to the following steps. Please note polarity: “+” (anode) is upward; “-” (cathode) is downward 2. Keypad Functions ■Short press------- < 2 seconds ■Long press-------- > 2 seconds 1.
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3. Complete Kit Diagram - 2 4. Calibration 4.1 Rinse the probe in distilled water and dry it. Short press turn on the tester. 4.2 Long press to enter calibration mode; Short press to exit. Diagram - 3 4.3 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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5.2 Stir probe in the sample solution gently, leave it to stand. Get readings after the smile icon comes up and stays. 6. Notes 6.1 The tester adopts 1413 µS and 12.88 mS standard calibration solutions. Users can use 1-2 point calibrations as needed. For most circumstances, calibrating in 1413 µS to complete 1 point calibration will meet testing requirements.
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7.2 How to setup parameters: a) P1— Adjust TDS factor (0.40~1.00) When turned off, long press to enter P1, press , 0.71 (or other factor ) flickering, press to adjust TDS factor (0.40~1.00), press to confirm parameter selection. Long press to return to measurement mode.
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8. Technical Specifications Range 0–100.0 ppm, 0–1000 ppm, 0–10.00 Resolution 0.1/1 ppm, 0.01 ppt Accuracy ±1% F.S Calibration points 1-2 points Automatic Temp. 0-50˚C Compensation Temp. Range 0-50˚C Resolution 0.1˚C Accuracy ±0.5˚C 9. Other Functions & Parameters Indication of Auto Power- Power-off in 8 calibration points minutes if no...
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Apera Instruments reserves the right to update the information in this manual without giving notice in advance. APERA INSTRUMENTS (Europe) GmbH Address: Wilhelm-Muthmann-Str.15...
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