| ◆ grounding resistance measurement unit | 
        
            | Resistance measurement range | 0 ~ 10/100 / 1000Ω (potentiometric method) 0 ~ 100 / 1000Omu (calculation method)
 | 
        
            | Measurement accuracy | Potential difference method ± 2% rdg ± 10dgt (less than 10Ω) ± 2 Pasento rdg ± 5Dgt (10Omu or more)
 calculation method ± 5% rdg ± 10dgt (less than 10Ω)
 ± 3 Pasento rdg ± 5Dgt (more than 10Ω)
 | 
        
            | Display resolution | 0.01 / 0.1 / 1Ω (potentiometric method) 0.1 / 1Omu (calculation method)
 | 
        
            | The measured current | 500Hz 5mA | 
        
            | ◆ earth voltage measurement circuit | 
        
            | Earth voltage measurement range | 0 ~ 10V | 
        
            | Measurement accuracy | ± 1% rdg ± 5dgt | 
        
            | Display resolution | 0.1V | 
        
            | ◆ display display | 
        
            | Construction | Dot-matrix liquid crystal display (character type) | 
        
            | Number of dots | 16 digits × 2 lines | 
        
            | Screen size | 62 × 16mm | 
        
            | Internal battery | 6 AA alkaline batteries | 
        
            | weight | About 650g (not including code) | 
        
            | External dimensions | 105 (D) × 153 (W) × 70 (H) (excluding projections) |