Measure RPMs from two to twelve inches. Read speeds of centrifuges, motors and stirrers. Five digit LCD is a highly visible 0.5-inch display. Gives readings of 0.1 to 99,999 revolutions per minute. Resolution is 0.1 below 1000, and 1 above. Accuracy is ±1 RPM or 0.05%. Utilizes a quartz crystal for an accurate time base. A certificate is provided to indicate traceability to standards by NIST Takes only a second for most readings. Recalls the last reading at any time. Supplied with Traceable® Certificate, batteries, ABS case, self-adhesive reflecting tabs, internal light, and carrying case. Size is 2-3/4 x 7-1/2 x 1-1/2 inches (7.1 x 3.8 cm) and weight is 9 ounces (255 grams).
*With Traceable certificate from an ISO 17025 A2LA accredited calibration lab.
