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Lab Expo Pocket TDS Tester 25-PTS100 offers a measurement range of 0.5 to 100.0 ppm for accurate TDS analysis. It features 1-point calibration for quick and easy adjustment. Built-in platinum sensor ensures reliable and precise TDS measurement. Incorporated waterproof design provides protection against harsh environmental conditions. Our Pocket TDS Tester is ideal for monitoring water quality in wastewater, aquariums, pools, and drinking systems.
| TDS Range | 0.5 to 100.0 ppm |
| TDS Accuracy | ±1% F.S. |
| TDS Factor | 0.4 to 1.0 (default 0.5) |
| Calibration Points | 1 Point |
| TDS Type Range | Low Range TDS |
| Calibration Solutions | 71.8 ppm |
| Type of Sensor | Platinum Sensor |
| Temperature Compensation | 0°C to 50°C, Automatic |
| Temperature Coefficient | 2% per °C |
| Normalization Temperature | 25°C |
| Operating Temperature | 0°C to 60°C, 32°F to 140°F |
| Connector | 6 Pin |
| Display | LCD Screen |
| Data Hold Function | Manual |
| Battery Life | Approximately150 Hours |
| Power Off | Manual or Automatic (8 Minutes after Last Key is Pressed) |
| Power Supply | 3 × 1.5 V “G13A” |
| Dimensions | 185 × 40 mm |
| Weight | 100 g |
FunctionImplementationWater quality monitoring0.5 to 100.0 ppm TDS range supports precise analysis in aquatic systemsField calibration tasks71.8 ppm calibration solution enables single-point adjustmentPortable testing environments185 × 40 mm dimensions allow handheld operation in tight spacesTemperature-variable sitesAutomatic compensation from 0°C to 50°C maintains measurement stabilityExtended operational useApproximately 150 hours battery life sustains prolonged deployment
G134 Button Cell Batteries
TDS Standard Solution (71.8ppm)
71.8ppm TDS standard solutions