The AquaCalc Pro Plus has an optional USB connection built in. To use the USB connection with your Windows computer, you will need to install the AquaCalc Pro Plus USB drivers:
Download the AquaCalc Pro Plus USB Driver 6.5 (AquaCalc_Pro_Plus_USB_Driver_6_5.zip 3.4 Mb)
Note: This USB Driver can not be used with the AquaCalc 5000 or the discontinued AquaCalc Pro.
Download the AquaCalc Pro Plus Instruction Manual in Adobe Acrobat (PDF) format here
The AquaCalc Pro Plus USB connector
We have replacement parts and cables for the AquaCalc line of stream flow computers including the Digital Pygmy Magnetic Head retro fit your old Pygmy Current Meter with a new digital magnetic sensor.