Extech SDL150: Dissolved Oxygen Meter/Datalogger

Records data on an SD card in Excel® format

• Dual backlit display of Oxygen Concentration and Temperature
• Measures dissolved oxygen from 0 to 20.0mg/L and 0 to 100.0% oxygen plus temperature from 32 to 122°F (0 to 50°C)
• Automatic Temperature Compensation from 0 to 50°C via temperature probe sensor built into polarographic type oxygen probe
• Offset adjustment used for zero function to make relative measurements
• Stores 99 readings manually and 20M readings via 2G SD card
• User programmable sampling rate
• Built-in PC interface
• Min/Max and Data Hold functions, Auto power off
• Complete with 6 x AA batteries, SD card, probe, two spare replacement membranes, electrolyte, and hard carrying case