Instrumentation Northwest Inc. (INW) introduces the AquiStar PT2X Smart Sensor with built-in datalogging. Measuring pressure, temperature and time, the digital RS485 interface device records over 130,000 records in non-volatile memory, operates on low power and features easy-to-use software. The unit is programmed using a laptop or desktop computer via its RS232 connector, a RS485/RS232 adapter and INW's Aqua4Plus software. Once programmed, the unit will measure and collect data at a variety of time intervals. Units can be used to monitor ground water, well, tank and tidal levels, as well as for pump testing and flow monitoring. Instrumentation Northwest Inc.