Pro20 Lab and Field Dissolved Oxygen Meter

The YSI Pro20 dissolved oxygen meter is a rugged, user-friendly instrument for dissolved oxygen measurement.

The long life of the Polarographic sensor saves time and money and reduces your overall cost. The Galvanic sensor enables you to start sampling immediately without a warm-up period. Either sensor you choose for the field will give you accurate, quality data.

• IP-67 waterproof and rubber over molded case
• MS connectors
• Internal barometer for highest accuracy
• Choose field DO sensors (Polarographic or Galvanic) or lab BOD probe for BOD in wastewater
• One Touch Cal calibrates within 3 seconds with the push of a button
• Stores 50 data sets
• Graphic, backlit display and glow in the dark keypad
• Available with 1, 4, 10, 20, 30 or 100-meter cables
• Fastest response time on the market with 95% response in 8 seconds with standard membrane
• User replaceable sensors and cables
• 3-year instrument; 2-year cable warranty