The S Version of the TR-5 data loggers feature portability, waterproof construction, and battery operation. With a temperature range of -76° to 302°F (-60° to 150°C), they are ideal for measuring and recording temperature in normal outdoor conditions as well as harsher frozen environments, frozen storage, and high humidity situations, says the company. These data loggers have large LCD displays, out-of-range alarm functions, and can log up to 16,000 readings from 1 per second to 1 per hour. They have a battery life of up to four years. The S family includes the TR-50U high-speed USB connected communications cradle for downloading recorded data from the loggers and for device configuration and setup. Multiple external sensors are available as options for the TR-52S.

TandD Corp., P.O. Box 321, Saratoga Springs, NY 12866; 518-669-9227;;

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