Calex Electronics Limited is pleased to announce the new ST680 series of handheld infrared thermometers.These ergonomically designed units provide users with a wide range of features, including adjustable emissivity, a 10 point memory and adjustable high and low audible alarms.

There are currently two models to choose from, the ST688 and ST689. Both units are capable of measuring temperatures from -50 typically 20mm diameter at 1m distance. The built-in laser sighting makes targeting simple.

Readings can be taken in °C or °F, and by scrolling through the display menu, it is possible to read the instantaneous, maximum, minimum, average and differential temperatures. When the trigger is released the last measurement is held for approximately 6 seconds before the unit automatically turns off.

Model ST689, has the added advantage of a built-in miniature socket for a type K thermocouple, allowing both non-contact and contact measurements to be made by one instrument. It also has a USB data output. The ST689 is supplied complete with a wire-type thermocouple, USB cable and software.

ST680 series thermometers will operate in ambient temperatures from 0°C to 50°C.

Each unit is supplied complete with a 9V PP3 battery, instruction manual and a soft carrying case.

For further information, please contact John Alderton by telephone (01525 373178/853800); fax (01525 851319) or e-mail This e-mail address is being protected from spambots. You need JavaScript enabled to view it

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