

TDS 3 Meter
$8.00
TDS 3 Meter. SKU# TDS3
- Description
- Additional information
- Reviews (1)
Description
TDS-3 Water Quality Meter – Digital TDS Tester for RO Systems
Ensure your water is truly purified with this reliable and accurate TDS (Total Dissolved Solids) meter. Perfect for Reverse Osmosis systems, aquariums, hydroponics, and general water quality testing.
How to Take an Accurate TDS Reading:
⚠️ Important: All TDS readings must be taken at least 4–6 days after system installation or filter replacement.
Brand new carbon filters may release harmless carbon dust, which can give false high readings until fully flushed out through regular use.
Steps:
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Collect 3 water samples (4–8 oz each):
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Tap/Source water
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Waste water
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Pure water line (before any post-filter)
(If your RO system includes alkaline, mineral, KDF, or calcite filters, collect the pure water sample immediately after the RO membrane, not at the final output.)
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Features:
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Auto-Off Function: Saves battery by powering down after 10 minutes of inactivity
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Dual Range Measurement:
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0–999 ppm (with 1 ppm resolution)
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1000–9990 ppm (displayed as x10 multiplier)
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Wide Measuring Range: 0–9990 ppm
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High Accuracy: ±2%
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Power Supply: 2 x 1.5V button cell batteries (included)
Package Includes:
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1 x TDS Meter Tester
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Instructions for use
This meter is a must-have tool for anyone with a Reverse Osmosis system. Ensure your filters are working and monitor your water quality with confidence.
Additional information
Weight | 6 oz |
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Dimensions | 4 × 2 × 1 in |
William Tadesku –
Cheap stuff, but it works.