The NIST Certified Wireless Thermometer 4115 monitors up to three remote sensors (#C3-4116) up to 100 feet away. Comes with an individually serial-numbered traceable certificate. Main unit can receive and display data from 3 different remote sensor modules (1 included). Order extra sensor C3-4116 (see below) Data is transmitted every 30 seconds. Display's trend indicator shows whether temperature is rising or falling. Minimum and maximum memory display allows monitoring of conditions over short or long periods, including overnight or weekends. An alarm may be set in 1° increments. The alarm sounds when the temperature rises above or falls below the two set points. Switchable °F/°C range is -58.0 to 158.0°F and -50 to 70.0°C. Resolution is 0.1° and accuracy is ±1°C. Jumbo digits (1-1/8 inches high) may be read from 25 feet. Requires two AA and two AAA alkaline batteries (included) Serial-numbered Traceable Certificate is provided as proof of accuracy to National Institute of Standards and Technology requirements.
