Sentry

The laser aiming rangefinder ST820 series from Sentry measures distances up to 50 ft (15 m) and is fully functional to help users easily perform distance measurement. Thanks...

ST723 from Sentry is a tachometer that offers accurate capabilities for measuring and recording the rotational, linear and surface speed. The non-contact concept is applied to both models in the...

UV meters can be used to measure the light intensity from 250 nanometers to 400 nanometers, whether the source is the sun, fluorescent lights, germicidal lamps or other sources...

ST652 from Sentry is a non-contact infrared thermometer. Features include 4 digits backlit LCD, SCAN/HOLD/AUTO function, and auto Power-off (about 6 seconds). To measure a temperature, point the unit...

ST689 from Sentry is a non-contact high-performance infrared thermometer. Features include 4 digits backlit dual display LCD, scan/hold/auto function, and auto power-off (about 6 seconds). To...

ST302 from Sentry is handheld CO2 tester, will quick warm-up time and sound warning. ST302 from Sentry comes with the following properties: Fast warm-up time.  Sound warning...

ST630 from Sentry is a non-contact infrared thermometer, you can still use the standard mechanical type of thermometer or your sense of touch, but considering the low cost and high-technology of this...

ST631 from Sentry is a non-contact infrared thermometer. ST631 is a forehead non-contact infrared measuring instrument for human temperature evaluation and also easy use for household appliances...

ST632 from Sentry is a non-contact infrared thermometer, you can still use the standard mechanical type of thermometer or your sense of touch, but considering the low cost and high-technology of...

ST643 from Sentry is an intelligent non-contact infrared thermometer. Beyond the conventional temperature measuring instruments, two novel functions are build-in.With the e-Smart function, it is...

ST653 from Sentry is a non-contact infrared thermometer. Features include 4 digits backlit LCD, SCAN/HOLD/AUTO function, and auto Power-off (about 6 seconds). To measure a temperature, point the unit...

ST662 from Sentry is a non-contact infrared temperature measuring instrument. The wide temperature reading from -50~999◦C (-58~1830◦F) keeps users far away from the potential risks. To measure a...

ST663 from Sentry is a non-contact infrared temperature measuring instrument. The wide temperature reading from -50~999◦C (-58~1830◦F) keeps users far away from the potential risks. To measure a...

ST672 HDS from Sentry is a non-contact HDS infrared thermometer. With good experiences in Research and Design, new IR Thermometer Series-HID (High Distance to Spot) posses most user-friendly housing...

ST685 from Sentry is a non-contact high-performance infrared thermometer. Features include 4 digits backlit dual display LCD, scan/hold/auto function, and auto power-off (about 6 seconds). To...

A “tachometer” (revolution-counter, tach, rev-counter, RPM gauge) is an instrument measuring the rotation speed of a shaft or disk, as in a motor or other machine. The device...

ST730 from Sentry is an IR-thermo-anemometer with a highly sensitive hot-wire and also built-in a non-contact infrared thermometer. ST730 is a professional Anemometer with a highly sensitive...

ST732 from Sentry is an IR-thermo-anemometer with a highly sensitive hot-wire and also built-in a non-contact infrared thermometer. ST732 is a professional Anemometer with a highly sensitive...