PRODUCT DATASHEET RPM40 Laser Photo/Contact Pocket Tachometer Convenient pocket-sized combination tachometer, quickly measures RPM and Linear Surface Speed. Use the contact wheel for up-close readings or laser mode for safer, non-contact measurements up to 4.9ft (1.5m) away. Characters on display reverse direction depending on measurement mode used. Applications: Contact RPM measurement Laser Photo RPM measurement • Contact RPM - flywheels, conveyors, pumps, and elevators • Non-Contact RPM - motors, fans, and gears Features • Large 5-digit LCD where characters on display reverse • measurements up to 4.9ft (1.5m) direction depending on measurement mode you are in • • Laser guided for greater distance non-contact Microprocessor based with quartz crystal oscillator to • Memory stores Max/Min/Last readings maintain high accuracy • Complete with cone tip and wheel for rpm or Provides wide RPM (photo and contact) and Linear linear surface speed, four 1.5V AAA batteries, and Surface Speed/Length (contact) measurements reflective tape Specifications Photo mode Contact mode Range (rpm) 5 to 99,999 rpm 0.5 to 19,999 rpm Surface Speed — 2.0 to 78,740 inches/min — 0.2 to 6560 ft/min — 0.05 to 1999.9 m/min Accuracy ±(0.1% rdg +1 digit) ±(0.1% rdg +1 digit) Sampling Time 1 sec (> 60 rpm) 1sec (> 6 rpm) Resolution 0.1rpm (< 1000 rpm); 1rpm (> 1000 rpm) Dimensions / Weight 6.2 x 2.0 x 1.3" (160 x 50 x 33 mm) / 6.4oz (182g) Ordering RPM40............... Laser Photo/Contact Pocket Tachometer 461937.............. Reflective Tape UPC Code: 793950469408 Specifications subject to change without notice. Copyright © 2014 FLIR Systems, Inc. All rights reserved including the right of reproduction in whole or in part in any form. Rev. 12/29/14 www.extech.com