Tekneka T4480 Digital Contact Tachometer Electronic Test Instruments PMV/PPD as per EN ISO

PMV/PPD as per EN ISO 7730 and ASHRAE 55

● The measuring spot diameter is only 36 mm at a distance of 1m to the surface

When you use the Testo 605i in conjunction with the Testo 805i infrared thermometer

000012"● Parallelism: 2um /

Tekneka T4480 Digital Contact Tachometer Electronic Test Instruments PMV/PPD as per EN ISOThe Tekneka T4480 digital contact tachometer measures from 0. 5 ~ 19,999 revolutions per minute (RPM) using contact method. It includes a crystal time base and microprocessor LS I circuit for improved measuring speed and accuracy. The T4480 boasts good resolution and a wide measurement range. It also saves the most recent, minimum, and maximum values for future use. It has an automated power off mode that increases battery life and is powered by 4 x