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Extech Instruments 461891 User Manual
Extech Instruments 461891 User Manual

Extech Instruments 461891 User Manual

Contact tachometer
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User's Guide
Contact Tachometer
Model 461891
Measures from 0.5 to 19999 rpm
Min/Max Memory Recall
Cone, funnel, surface attachments included
Quartz crystal time base

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Summary of Contents for Extech Instruments 461891

  • Page 1 User’s Guide Contact Tachometer Model 461891 • Measures from 0.5 to 19999 rpm • Min/Max Memory Recall • Cone, funnel, surface attachments included • Quartz crystal time base...
  • Page 2: Specifications

    0.2 to 6560 ft/min 0.1 ft/min (0.2 to 999.9 ft/min) ± (1% rdg + 1 digit) 1 ft/min (over 1000 ft/min) m/min 0.05 to 1999.9 m/min 0.01 m/min (0.05 to 99.99 m/min) 0.1 m/min (over 100 m/min) 461891 Ver. 1.9 7/02...
  • Page 3: Front Panel Description

    Press once and hold - the last value is displayed followed by the "LA" icon b) Press again and hold - the maximum value is displayed followed by the "UP"I con c) Press again and hold - the minimum value is displayed followed by the "dn" icon 461891 Ver. 1.9 7/02...
  • Page 4 Warranty EXTECH INSTRUMENTS CORPORATION warrants this instrument to be free of defects in parts and workmanship for one year from date of shipment (a six month limited warranty applies on sensors and cables).