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Pen-Type Conductivity & Temperature Meters

The YSI EcoSense Pen-Style Conductivity & Temperature meter is waterproof and can be operated with one hand. It has a graphic user interface for ease of use, and a "hold" feature to lock the reading on the display.

This meter displays conductivity or TDS and temperature and auto-ranges over both units. Use 1 or 2 point calibration. The electrode is user replaceable.

Field reliable with over 200 hours of operation on a set of batteries and a 1-year instrument warranty (6-month electrode warranty).

See the complete feature list in the "Details" tab below.

 Item # Description/Size Availability Qty Breaks Price Quantity
WQM112
Pen-Type pH and Temperature Meter with digital display & one-hand operation. Replaceable Electrode.
In Stock 1 $145.50

YSI EC30A Conductivity/TDS/Temperature Meter Features

• IP67 waterproof housing
• 1-year instrument warranty
• Automatic temperature compensation
• User-replaceable electrodes
• 1- or 2-point calibration
• Clear, easy-to-read display with on-screen instructions
• Selectable units of measure for conductivity, TDS and temp
• Selectable or auto-raning for conductivity or TDS
• “Hold” feature locks readings on display
• >200 hour battery life; low battery indicator

• Last calibration GLP record

Click here for the YSI EC30A Conductivity/TDS/Temp Manual


YSI EC30A Specifications

Conductivity Range 0.0 μS to 19.90 mS, with manual or auto ranging

Resolution 0 to 1990 μS/cm 5 μS/cm
2.00 to 19.90 mS/cm 0.05 mS/cm
Accuracy ±1% FS
Temperature Range 0.0 to 99.5 °C (32.0 to 212.0 °F)
Resolution 0.5 °C (1 °F)
Accuracy ±0.5 °C (1 °F)
TDS Range 0 mg/L to 10.00 g/L
Resolution 0 to 1000 mg/L 5 mg/L
1.00 to 10.00 g/L 0.05 g/L
Accuracy ±1% FS
Operating Range 0.0 to 50.0 °C (32.0 to 122.0 °F)
Water Resistance IP67 waterproof case
Weight with Batteries 105 grams (3.7 ounces)
Battery Four LR44 alkalines included with purchase
Battery Life 200 hours or greater (low battery indicator)
Warranty One year instrument and electrode
Auto Power Powers off after 10 minutes of inactivity
Temp Coefficient 1.91%/ °C
Reference Temp 25 °C
TDS Constant 0.50
Temp Sensor Thermistor, 10k ohms, at 25 °C
Calibration 1- or 2-point