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Summary of Contents for Apera Instruments TDS20
- Page 1 TDS20 Pocket TDS Tester Instruction Manual APERA INSTRUMENTS (Europe) GmbH www.aperainst.de v2.1...
- Page 2 TDS20 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.
- Page 3 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. 4.3 Dip the probe into 1413 µS calibration solution. Stir gently, leave it Diagram - 3 to stand, LCD displays...
- Page 4 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. 6.2 The tester has self-diagnosis functions: Symbol Self-Diagnosis information How to fix...
- Page 5 7.3 Parameter setting notes a) TDS Factor (P1): Users can adjust TDS Factor by experimental data or experience. The following chart lists some commonly used TDS Factors for reference. Conductivity and TDS Factor Conductivity of the solution TDS Factor 0~100 μS/cm 0.60 100~1000 μS/cm 0.71...
- Page 6 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. Apera Instruments reserves the right to update the information in this manual without giving notice in advance.
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