Trusted Data Loggers for Reliable Performance in Any Environment

ACR data loggers have a long history of reliability and proven performance, even in challenging environments. The data loggers are portable and self-powered to collect data without missing a beat, even if the power goes out. 

Designed for versatility, these data loggers can measure and record a wide range of parameters, including temperature, voltage, current, humidity, and more. Whether you're monitoring environmental conditions or conducting process measurements, there’s a model tailored to your needs.

SmartButton Family

Compact, cost-effective single-channel temperature data logger ideal for precise, multi-site temperature monitoring across various industries.

SmartReader SRX Family

Self-powered, multi-channel data loggers for monitoring needs ranging from temperature and humidity tracking to multi-point voltage and current measurements.

Nautilus Family

High-temperature single-channel data logger designed to monitor in extreme environments where conventional loggers can’t survive.

JR-2000 Family

Single-channel USB temperature logger, perfect for in-building, storage, transport, and environmental monitoring across diverse industries.

SmartReader Plus Family

Directly measures and records variables like temperature, humidity, pressure, electric current, analog voltage, current loop, and pulses.

PowerWatch Family

Monitors and records essential voltage disturbances. Plugs into any power receptacle to track basic voltage events.

CAL-Logger Family

Efficient data logger for easy monitoring and troubleshooting of pneumatic control systems.