EXTECH EC500: Waterproof ExStik® II pH/Conductivity Meter

EXTECH EC500: Waterproof ExStik® II pH/Conductivity Meter

EXTECH EC500 Waterproof ExStik® II pH/Conductivity Meter

The EXTECH EC500 is a 5-in-1 waterproof meter that combines precision and portability for efficient water quality testing. Designed for use in both field and laboratory environments, it measures Conductivity, TDS (Total Dissolved Solids), Salinity, pH, and Temperature using a single, high-accuracy sensor.

This compact meter features an analog bargraph for trend tracking and a memory function that stores up to 25 labeled readings. Its multi-ranging sensor ensures accurate readings across a wide measurement range, while its IP57 waterproof design makes it suitable for harsh or wet conditions.

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Key Features EXTECH EC500: Waterproof ExStik® II pH/Conductivity Meter

• 5-parameter measurement: Conductivity, TDS, Salinity, pH, and Temperature using one electrode.

• High-accuracy multi-ranging sensor: Ensures reliable measurements over wide ranges.

• Trend display: Analog bargraph for real-time visual feedback.

• Memory function: Stores up to 25 readings with label options.

• Waterproof construction: IP57-rated for protection against dust and water ingress.

• Auto power-off: Extends battery life with option to disable.

• Ready-to-use: Includes meter, electrode, protective cap, sample cup, neckstrap, and batteries.

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Specifications

• Conductivity Range:

  • 0 to 199 µS/cm

  • 200 to 1999 µS/cm

  • 2.00 to 19.99 mS/cm

• Conductivity Accuracy: ±2% full scale

• Conductivity Resolution: 0.1 µS/cm

• TDS Range:

  • 0 to 99.9 ppm (mg/L)

  • 100 to 999 ppm (mg/L)

  • 1.00 to 9.99 ppt

• TDS Accuracy: ±2% full scale

• TDS Resolution: 0.1 ppm (mg/L)

• pH Range: 0.00 to 14.00 pH

• pH Accuracy: ±0.01 pH

• pH Resolution: 0.01 pH

• Temperature Range (Contact): 23°F to 194°F (-5°C to 90°C)

• Temperature Accuracy: ±1.8°F / ±1°C

• Temperature Resolution: 0.1°F / °C

• Memory Capacity: Stores 25 readings

• IP Rating: IP57 (dust and waterproof)

• Power Supply: 4 × CR-2032 (3V) batteries

• Certifications: CE compliant

• Dimensions: 1.4 × 6.8 × 1.6″ (35.6 × 172.7 × 40.6 mm)

• Weight: 3.8 oz (110 g)

• Warranty: 2 years

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Summary

The EXTECH EC500 is a compact, rugged, and reliable water quality meter ideal for professionals who require multi-parameter analysis in the field or lab. With its single-electrode design, data storage, and IP57 waterproof rating, it delivers accuracy, convenience, and durability in one portable device.