A compact, high-precision handheld salinity and TDS meter designed for quick and reliable measurements in laboratories, production facilities, and field environments. Combining automatic temperature compensation, intuitive calibration, and a rugged design, it ensures accurate results for corrosion testing, coatings, and environmental monitoring applications.
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The TQC Sheen Palmtop Salinity Meter EcoScan salt 6 (TDS6/03K) delivers reliable salinity and total dissolved solids (TDS) readings for a wide range of applications – from laboratory testing to field inspections. Equipped with a microprocessor-based system and ASIC (Application Specific Integrated Circuit) technology, it offers exceptional accuracy, stability, and ease of use.
| Model | Type | SKU | Measurement Range | Accuracy | Calibration | Display |
| TQC Sheen Palmtop Salinity Meter EcoScan salt 6 (TDS6/03K) | Standard Kit | HI0050 | 0–5.00% salinity / 0–50.0 ppt TDS | ±1% full scale | Single-point Auto/Manual | LCD |
Designed for use in corrosion testing, paint and coating analysis, and general water quality monitoring, the EcoScan SALT 6 provides single-point calibration with ±1% full-scale accuracy and automatic temperature compensation (ATC). This ensures consistent measurement performance even under fluctuating environmental conditions. Users can toggle between salinity and TDS units (% or ppt) and customize parameters such as normalization temperature, temperature coefficient, and calibration mode for optimal control and reproducibility.
Engineered for both handheld and benchtop operation, the meter features a ribbed, ergonomic body for secure grip, a protective rubber boot for impact resistance, and a hinged stand for stable bench-top viewing. The large LCD screen with diagnostic message codes and low-battery indicator ensures effortless readability in all environments. The kit includes a durable carrying case for convenient storage and transport, ideal for mobile technicians and laboratory professionals alike.
Microprocessor-controlled system with ±1% full-scale accuracy ensures reliable salinity and TDS results.
Single-point automatic or manual calibration with user-adjustable settings for full control.
Automatic Temperature Compensation (ATC) maintains accuracy across varying temperature conditions.
Lightweight meter with ergonomic grip, splash-proof keypad, and rubber boot for everyday field or lab use.
Large custom LCD with clear unit indicators, hold function, and diagnostic message codes.
Auto power-off after 17 minutes of inactivity extends battery life beyond 200 hours of operation.
The TQC Sheen portfolio includes a comprehensive range of instruments for water quality and solution analysis. For advanced conductivity and TDS measurement, explore the Elite Conductivity, TDS, Salinity and Temperature Meter. To assess pH levels with precision, the TQC Sheen pH Meter pH 5+ offers dependable performance across laboratory and field environments. Additionally, the EcoScan COND 6 Conductivity Gauge Kit delivers reliable conductivity testing for a wide range of industrial and research applications. Together, these instruments provide a complete toolkit for comprehensive water and salinity analysis.
With decades of experience in developing precision instruments for liquid and solution measurement, TQC Sheen continues to set the benchmark in salinity, conductivity, and pH testing technology. Our devices are trusted across industries—from environmental monitoring to food production—for their reliability and ease of use. To deepen your understanding of solution testing and analysis, explore expert resources in the Industrial Physics Knowledge Base.
Durable, high-performance batteries available in AA (DI4040), AAA (DI4041), 9V (DI4030), and LR44 (DI4042) formats—ideal for powering your precision instruments and testing devices.
SKU: HI0050
Applications: Coating Testing, Corrosion Testing
Materials: Paints and Coatings
Salinity Range: 0 to 5.00 %
Salinity Resolution: 0.01 %
Salinity Accuracy: ±1% Full Scale
TDS Range: 0 to 50.0 ppt
TDS Resolution: 0.01 ppt
TDS Accuracy: ±1% Full Scale ± 1 LSD
Calibration Points: 1 point (Auto / Manual)
Temperature Range: -10.0 to 110.0 °C / 32.0 to 212.0 °F
Temperature Accuracy: ±0.5 °C / ±0.9 °F
Temperature Coefficient: 0.0 to 3.0% / °C (adjustable)
Normalization Temperature: 20.0 °C / 25.0 °C (selectable)
Temperature Compensation: Automatic / Manual (0–50 °C)
Display: Custom LCD with message codes
Inputs: BNC, Phono
Power Supply: 4 × AAA (1.4 V) batteries
Battery Life: > 200 hours
Auto Power-Off: After 17 minutes of inactivity
Dimensions: 14 × 7 × 3.5 cm
Weight: 200 g (meter only) / 1.7 kg (kit)
Included Accessories: EC-CONSEN91B electrode, protective boot, carrying case
Calibration Available
Declaration of Conformity
Set the meter to concentration mode, rinse the sensor, immerse it in the calibration standard, press CAL, and adjust to the specified concentration before pressing Enter.
Yes, the meter is suitable for seawater and other saline environments, providing reliable readings up to 5.00% salinity.
Yes. The built-in Automatic Temperature Compensation (ATC) ensures accurate readings under varying thermal conditions.
With the auto power-off function, the EcoScan SALT 6 provides more than 200 hours of operation using four AAA batteries.
Yes, the EC-CONSEN91B electrode is easily replaceable and designed to minimize air bubble entrapment during measurement.
The EcoScan Salt 6 (HI0050) measures salinity and total dissolved solids (TDS) in aqueous solutions using a microprocessor-based measurement system with ASIC (Application Specific Integrated Circuit) technology. Users can toggle between salinity units (ppt) and TDS units (ppt or %) as required. Applications include corrosion testing (verifying salt solution concentration for salt spray cabinets), pre-coating environmental checks, and general water quality monitoring in laboratories, field inspections and educational settings. Automatic Temperature Compensation (ATC) built into the electrode maintains accuracy across fluctuating ambient conditions.
The HI0050 kit ships with the EcoScan Salt 6 palmtop meter, the EC-CONSEN91B electrode (with built-in Automatic Temperature Compensation and design that minimizes air bubble entrapment during measurement), a protective rubber boot with built-in bench-top stand, and a carrying case. Powered by 4 x AAA batteries. For lab environments requiring parallel pH measurement, see the TQC Sheen pH Meter pHTestr 30 as a companion instrument.
The EcoScan Salt 6 delivers ±1% full-scale accuracy with single-point push-button calibration. Automatic Temperature Compensation adjusts readings for the sample temperature so results remain consistent across changing conditions. Self-diagnosis message codes on the display indicate when calibration is drifting, when the electrode needs cleaning, or when a fault is detected – reducing operator troubleshooting time. Users can customize normalization temperature, temperature coefficient and calibration mode for the specific application. For QMS documentation and calibration verification, contact our support team.
Rinse the electrode with deionized water between samples to prevent cross-contamination. When the meter shows a calibration drift message code, replace or clean the electrode according to the manual – a fouled or aged electrode is the most common cause of drifting readings. Store the electrode wet (per manufacturer instructions) rather than allowing it to dry out between uses. For high-purity aqueous samples where trace ion measurement matters, use fresh calibration solution and normalization water each time. The protective rubber boot and built-in stand mean the meter itself survives typical lab and field handling – contact our support team for replacement electrodes or calibration verification.
Yes – this is one of the primary applications. ASTM B117 and ISO 9227 salt spray protocols require a 5% w/w salt solution mixed with demineralized or distilled water. Because small errors in solution concentration produce cumulative errors in salt spray test results, spot-checking each fresh batch with a salinity or TDS meter is standard practice in accredited labs. The EcoScan Salt 6 gives a fast, portable reading you can take at the mixing station – much faster than sending samples to a chemistry lab. Pair with the TQC Sheen C&W Specialist Salt for known-purity input to the mix.
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