Extech Instruments 480403 User Manual

Extech Instruments 480403 User Manual

Phase sequence and motor rotation tester

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User's Guide
Phase Sequence and Motor
Rotation Tester
Model 480403

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Summary of Contents for Extech Instruments 480403

  • Page 1 User's Guide Phase Sequence and Motor Rotation Tester Model 480403...
  • Page 2 Adhere to local and national safety codes. Individual protective equipment must be used to prevent shock and injury. Use of instrument in a manner not specified by the manufacturer may impair safety features/protection provided by the equipment. Avoid working alone. 480403 V1.0 6/07...
  • Page 3: Warranty

    Do not use the meter in a wet environment. 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 to sensors and cables).
  • Page 4: Meter Description

    LEDs , refer to the table printed on the meter: Note: The rotational indicator LEDs illuminate even if one of the test probes is connected to a neutral or ground conductor instead of one of the mains phases. 480403 V1.0 6/07...
  • Page 5 ‘L’ or ‘R’ icons display. Face the rear of the motor (meter will appear upside down) when reading the status of the display LEDs. Note: The meter will not operate with motors controlled by frequency converters. 480403 V1.0 6/07...
  • Page 6: Battery Replacement

    For the latest version of this User Guide, Software updates, and other up-to-the-minute product information, visit our website: www.extech.com Extech Instruments Corporation, 285 Bear Hill Road, Waltham, MA 02451 Copyright © 2007 Extech Instruments Corporation All rights reserved including the right of reproduction in whole or in part in any form.
  • Page 7: Specifications

    CAT lll, 300V to ground Electrical Specifications Battery type 9V battery Current Consumption 20mA max. Battery life One (1) year minimum Nominal Voltage 120 to 400 VAC Frequency Range (fn) 2 to 400Hz Nominal Test current (in per phase) < 3.5mA 480403 V1.0 6/07...

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