Model No.: 4010 -2W and 4010-3W 

• Two (4010-2W) or three (4010-3W) channel input for pH, ORP, DO/BOD, ISEs, or conductivity 
• Intelligent digital sensors (IDS) - calibration data is saved in the sensor and sensors are automatically recognized by instrument making it easy to setup 
• Built-in OUR/SOUR functionality (Oxygen Uptake Rate and Specific Oxygen Uptake Rate) 
• Replaces your YSI 5100 with more features 
• Data storage – 500 data sets in manual mode and 10,000 data sets in automatic logging mode • Large, easy-to-read graphic color displays 
• GLP traceability (saves calibration data for later review or export) 
• Antibacterial keypad 
• USB connectivity to export data to a PC
• MultiLab Importer (Excel® add-in) included 
• Easily send data to flash drive or external printers with the built-in USB port 
• 3-year warranty

Parameters: pH ORP DO/BOD Conductivity Resistivity Salinity TDS Temperature Barometric Pressure (ISEs:* Ammonia Ammonium Bromide Cadmium Calcium Carbon Dioxide Chloride Copper Cyanide Fluoride Iodide Lead Nitrate Potassium Silver/Sulfide Sodium) *Only with BNC adapter