Extech Instruments RPM40 User Manual page 2

Introduction
Thank you for selecting the Extech Combination Photo/Contact Tachometer, Model RPM40. This
combination tachometer is a patented design providing contact and non‐contact RPM
measurements. In addition, linear surface speeds can be measured in ft/min or m/min. This
device is shipped fully tested and calibrated and, with proper use, will provide years of reliable
service. Please visit our website (www.extech.com) to check for the latest version of this User
Guide, Product Updates, and Customer Support.
Features
 Compact pocket tachometer
 Combination photo and contact tachometer
 Laser pointer for Photo Tachometer targeting
 Non‐contact Photo Tachometer detects target to a distance of 1.5m (4.9 ft.)
 Wide measuring range 0.5 to 19,999 RPM (Contact) and 99,999 RPM (Photo)
 0.1% basic accuracy
 Memory/Recall of highest, lowest, and last readings
 Durable, light‐weight ABS plastic housing
Safety
1.
Use extreme caution when the laser beam is on
2.
Do not point the beam toward anyone's eye
3.
Be careful not to let the beam strike the eye from a reflective surface
4.
Do not use the laser near explosive gases or in other potentially explosive areas
nd Quality Products Online at:
2
GlobalTestSupply
www.
RPM40-en-GB_V1.2 10/14
.com
sales@GlobalTestSupply.co