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40180-EU-EN-V2.4-4/12 

4

Continuity testing 

CAUTION

: Do not connect the tone generator in the CONT position to any wire or cable with an 

active circuit. 

1.  Connect the test leads to the wire pair under test. 
2.  Switch the tone generator to the CONT position. 
3.  The LED will glow bright GREEN for a low resistance or continuity. The LED will glow less 

brightly as the resistance increases and will extinguish at approximately 10,000 ohms. 

Tone selection 

The output of the tone generator can be set to continuous or wobble. To change the type of output, 

change the tone type switch position (located in the battery compartment) 

Battery replacement 

Install a new battery by removing the battery cover as indicated in the meter description diagram. 
 
 
 

You, as the end user, are legally bound (

Battery ordinance

) to return all used batteries 

and accumulators; 

disposal in the household garbage is prohibited!

 

You can hand over your used batteries / accumulators at collection points in your 
community or wherever batteries / accumulators are sold! 

Disposal: 

Follow the valid legal stipulations in respect of the disposal of the device at the 

end of its lifecycle 

 
 

Specifications 

Power 

9V battery (tone generator and probe (1 each)) 

Tone output  1kHz, 6V square wave (approximately) 

Dimensions 

Probe: 228 x 57 x 25.4mm (9 x 2.25 x 1”) 
Generator: 63.5 x 63.5 x 38.1mm (2.5 x 2.5 x 1.5”) 

Weight 272g 

(0.6lb) 

 
 
 
 
 
 

Copyright 

©

 2012 Extech Instruments Corporation (a FLIR company) 

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

www.extech.com 

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