| 
             Input Impedance 
             | 
            
             500 MΩ 
             | 
        
| 
             Attenuation Ratio 
             | 
            
             1000 1 
             | 
        
| 
             Accuracy 
             | 
            
             DCV ( 0 ~ 20kV )    ± 1% 
            DCV ( 20kV ~ 30kV )    ± 2% 
            ACV ( 0 ~ 20kV )    ± 5% 
             | 
        
| 
             Max. Working voltage 
             | 
            
             AC 20kV 
            DC 30kV 
             | 
        
| 
             Operating temperature 
             | 
            
             0°C ~ 50°C 
             | 
        
| 
             Storage temperature 
             | 
            
             -10°C ~ 60°C 
             | 
        
| 
             Relative Humidity 
             | 
            
             80% Max 
             | 
        
| 
             Cable Length 
             | 
            
             1 m 
             | 
        
| 
             Installation 
             | 
            
             Category lll. 
             | 
        
| 
             Pollution Degree 
             | 
            
             2. 
             | 
        
| 
             Altitude 
             | 
            
             up to 2000m 
             | 
        
| 
             Weight 
             | 
            
             Approx. 260g 
             |