Precise Conductivity, Salinity and TDS meter Senseca ECO 522

Senseca ECO 522 – Accurate, Versatile and Affordable Conductivity Measurement

The Senseca ECO 522 combines high-quality measurement technology with simple and convenient use. Developed in Germany with a focus on essential functions, this meter delivers reliable, fast and accurate results — all in a compact and durable format with excellent value for money.

Ideal for a wide range of applications, the ECO 522 uses a durable 2-pole measuring cell, capable of measuring everything from deionized water (such as in purification processes) to seawater, with readings up to 100.0 mS/cm. A versatile solution for those who need a single device for multiple needs.

Why choose the ECO 522?

✅ Reliable and easy to use
✅ Compact and robust design (IP65/67)
✅ Illuminated display for reading in any environment
✅ Great value for money
✅ Versatile in a variety of applications

Perfect for:

✅ Fresh or salt water
✅ Reverse osmosis systems
✅ Agriculture and hydroponics
✅ Laboratories and quality control
✅ Technical services and maintenance

Key Features:

• Measuring range:
  • Conductivity:
    • 0 to 2000 µS/cm
    • 0,00 to 20,00 mS/cm
    • 0,0 to 100,0 mS/cm
  • TDS
    • 0 to 2000 mg/l
  • Salinity
    • 0,0 to 50,0 g/kg water
  • Temperature
  • -5,0 to +80,0°C (short time 100 °C)
• Accuracy: 
  • Conductivity
    • ±0,5% of m.v., ±0,5% FS
  • Temperature
    • ±0,3°C
• Other specifications 
  • 2-pole measuring cell, Ø 12 mm (graphite), cable 1.2 m (others available for surcharge)
  • Simple and easy to use
  • Break-proof ABS housing
  • 3-line unit with battery status indicator, background light, protected by an unbreakable pane, overhead display at the push of a button
  • Max/ Min indication
  • Hold function
  • Measuring scale: µS/cm, mS/cm, mg/l, g/kg & °C
  • Power supply: 2 x AA battery, >1000 h operating time
  • Automatic temperature compensation
  • Protection rating: IP65 / IP67
  • Country of manufacture: Germany
  • Guarantee: one year