Profile: ACR Systems Inc. is a manufacturer of data loggers. Our data loggers are self-powered, pocket-sized instruments that measure and record temperature, relative humidity, electric current, pressure, process signals, pulse frequency & power quality. Our user configurable data loggers are able to monitor a variety of parameters. Our OWL series of data loggers are single channel, configurable data loggers featuring ten year battery life, memory capacity of 32,767 readings, optical data transfer, and a flashing visual alarm. Our Nautilus data loggers are single channel, waterproof temperature data loggers with the ability to record temperature in water, food, or other liquids.