ELECTRICAL SAFETY TESTER 
USER MANUAL 
 
 
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Secure Testing   
Never operate the tester in the place with electric circuit device 
around. 
The earth lead should be well connected in accordance with 
instruction. The Return Lead has to be connected to the tested object 
first before linking up test probe. Connect the test probe to the high 
voltage output terminal ONLY when conducting tests. Otherwise, 
keep the probe disconnected from the tester. Also, do not touch the 
electric conductor of test probe and the operator has to fully control 
the power on/off by using switch or remote control, which should not 
be lay aside carelessly.   
 
WARNING: During the testing, do not touch the tested 
object or any other connected objects. 
 
3-3.Environment 
The normal ambient temperature range of this instrument is from 0° 
to 40°C (32° to 104°F). To operate the instrument over this specific 
temperature range may cause damage to the circuits. 
Do not use the instrument in a place where strong magnetic or electric 
field exists as it may disturb the measurement. 
 
 
 
ELECTRICAL SAFETY TESTER 
USER MANUAL 
 
 
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4.  PANEL INTRODUCTION 
 
4-1. Front Panel