RIGOL 
IV © Copyright RIGOL Technologies, Inc. 2007.  
  User Manual for DM3000 Series 
 
Safety Terms and Symbols 
Terms in This Manual. These terms may appear in this manual: 
 
WARNING:  Warning statements identify conditions or practices that 
could result in injury or loss of life. 
 
CAUTION:  Caution statements identify conditions or practices that 
could result in damage to this product or other property. 
 
CAT II (1000V): IEC Measurement Category II. Inputs may be 
connected to mains (up to 1000 VAC) under Category II overvoltage 
conditions. 
 
 
Terms on the Product: These terms may appear on the product: 
 
DANGER indicates an injury hazard may happen immediately. 
 
WARNING indicates an injury hazard may not happen immediately. 
 
CAUTION indicates that a potential damage to the instrument or other property 
might occur. 
 
 
Symbols on the Product:    These symbols may appear on the Instrument: 
 
 
 
 
 
 
 
!
Hazardous 
 Voltage 
Refer to   
Instructions 
Protective 
earth terminal 
Test 
Grounding 
Terminal  
Grounding 
Terminal 
of Chassis 
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