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Model 407820 Version 3.0 August 2005 

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Support line (781) 890-7440 

Technical support: Extension 200; E-mail: [email protected] 

Repair & Returns: Extension 210; E-mail: [email protected] 

Product specifications subject to change without notice

For the latest version of this User’s Guide, Software updates, and other 

up-to-the-minute product information, visit our website: www.extech.com

 

Extech Instruments Corporation, 285 Bear Hill Rd., Waltham, MA 02451 

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). If it should become necessary to return the instrument for 
service during or beyond the warranty period, contact the Customer Service Department at 
(781) 890-7440 ext. 210 for authorization or visit our website www.extech.com for contact 
information. A Return Authorization (RA) number must be issued before any product is 
returned to Extech. The sender is responsible for shipping charges, freight, insurance and 
proper packaging to prevent damage in transit. This warranty does not apply to defects 
resulting from action of the user such as misuse, improper wiring, operation outside of 
specification, improper maintenance or repair, or unauthorized modification. Extech 
specifically disclaims any implied warranties or merchantability or fitness for a specific 
purpose and will not be liable for any direct, indirect, incidental or consequential damages. 
Extech's total liability is limited to repair or replacement of the product. The warranty set 
forth above is inclusive and no other warranty, whether written or oral, is expressed or 
implied. 

 

 

Calibration and Repair Services 

Extech offers repair and calibration services

 for the products we sell. Extech also 

provides NIST certification for most products. Call the Customer Service Department for 
information on calibration services available for this product. Extech recommends that 
annual calibrations be performed to verify meter performance and accuracy. 
 

 

 

 
 
 
 
 
 
 
 
 
 

Copyright 

©

 2005 Extech Instruments Corporation 

All rights reserved including the right of reproduction in whole or in part in any form. 

 

Содержание 407820

Страница 1: ...eter Model 407820 This professional device measures torque in three ranges with 1 5 basic accuracy Advanced functions include Peak and Data Hold Record Mode and RS 232 PC Interface Careful use of this meter will provide years of reliable service 407820 FAST SLOW POWER RECORD RECALL PEAK RESOLUTION HOLD UNIT SENSOR ZERO Torque Meter Kg cm2 ...

Страница 2: ...able PC Interface Built in RS 232 jack Optional data acquisition software Operating conditions Temperature 32 to 122o F 0 to 50 o C Humidity 80 RH Dimensions Meter 7 1 x 2 8 x 1 3 180 x 72 x 32mm Chuck 1 9 48mm head diameter 6 3 160mm handle 0 5 12 7mm opening size Weight Meter 0 5 lbs 225g Chuck 1 46 lbs 665g Accessories Torque chuck chuck key 9V battery and rubber holster with table top stand Ra...

Страница 3: ... jack 3 LCD Display 4 Keypad 5 Rubber Protective Holster 6 Battery compartment on rear rubber protective jacket must be removed from meter to access the rear battery compartment 7 Chuck 407820 FAST SLOW POWER RECORD RECALL PEAK RESOLUTION HOLD UNIT SENSOR ZERO Torque Meter Kg cm2 1 2 3 4 5 6 7 ...

Страница 4: ... RESOLUTION button to select the desired resolution Low or High The selections are listed in the Range Specifications earlier in this manual 2 Use the high resolution setting when the measurement is in the lower area of the measurement range Use the low resolution setting when the measurement is in the higher regions of the measurement range Selecting the response time The meter can be configured ...

Страница 5: ...ng while the user takes measurements The Max and the Min readings can later be recalled 1 Press the RECORD RECALL button to activate this feature The LCD will display the REC icon and the meter will begin monitoring the highest Max and lowest Min readings 2 After measurements are made press the button again to view the Max reading The MAX icon will appear on the LCD along with the highest reading ...

Страница 6: ... sender is responsible for shipping charges freight insurance and proper packaging to prevent damage in transit This warranty does not apply to defects resulting from action of the user such as misuse improper wiring operation outside of specification improper maintenance or repair or unauthorized modification Extech specifically disclaims any implied warranties or merchantability or fitness for a...

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