臺(tái)灣標(biāo)準(zhǔn)電機(jī)SEW儀器儀表--1105 ER Earth Resistance Testers 3 Wire Analog
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                                                  1105 ER   Earth Resistance Testers
                                                    
                                                    
                                                    
    3 Wire (Analog)
                                                     
                                                     
                                                    
                                                    
                                                        
                                                      		
                                                
    
                                                
    
                                                  1105 ER
                                                
    
                                              
    
                                                		
                                            
                                              
    
                                                
                                                
    
                                                  
                                                     FEATURES
                                                
    
                                                
    
                                                   
                                                
    
                                                
                                                
                                                
    
                                                   Capable of measuring earth voltage.
                                                
    
                                                
                                                
                                                
    
                                                   2mA measuring current permits the testing of earth resistance without tripping eath leakage current breakers in the circuit under test.
                                                
    
                                                
                                                
                                                
    
                                                   In addition to faciliating for precision measurement, test leads for simplified two-wire measuring system also are supplied as standard accessories.
                                                
    
                                                
                                                
                                                
    
                                                   Battery operated.
                                                
    
                                                
                                                
                                                
    
                                                   Battery life indicator.
                                                
    
                                                
                                                
                                                
    
                                                   
                                                
    
                                                
                                                
                                                
    
                                                   EN 61326-1 safety standard.
                                                
    
                                                
                                                
                                                
    
                                                   Calibration performed with supplied test leads.
                                                
    
                                                
                                                
                                              
    
                                                		
                                          
    
                                          
    
                                            
                                              
    
                                                
                                              
    
                                                		
                                          
    

                                          
    
                                            
                                              
    
                                                
                                                
    
                                                   SPECIFICATIONS
                                                  
                                                
    
                                                
    
                                                   
                                                
    
                                                
                                                
                                                
    
                                                  Measuring Ranges
                                                  Earth Resistance:
                                                
    
                                                
                                                
                                                
    
                                                     
                                                  0~12Ohm / 0~120Ohm / 0~1200Ohm
                                                
    
                                                
                                                
                                                
    
                                                     
                                                  Earth Resistivity:
                                                
    
                                                
                                                
                                                
    
                                                     
                                                  0-30V ac (40-500Hz)
                                                
    
                                                
                                                
                                                
    
                                                  Accuracy
                                                  Earth Resistance:
                                                
    
                                                
                                                
                                                
    
                                                     
                                                  +/-3% of full scale
                                                
    
                                                
                                                
                                                
    
                                                     
                                                  Earth Voltage:
                                                
    
                                                
                                                
                                                
    
                                                     
                                                  +/-2.5% of full scale
                                                
    
                                                
                                                
                                                
    
                                                  Measurment System
                                                  Earth resistance by constant current inverter(Sauare Signal) 820Hz approx. 2mA
                                                
    
                                                
                                                
                                                
    
                                                  Power Source
                                                  1.5V (AA) x 8 or equivalent
                                                
    
                                                
                                                
                                                
    
                                                  Dimensions
                                                  175(L) x 85(W) x 75(D)mm
                                                
    
                                                
                                                
                                                
    
                                                  Weight
                                                  Approx. 600g (battery included)
                                                
    
                                                
                                                
                                                
    
                                                  Accessories
                                                  Test leads (AL-36: red-15m, yellow-10m, green-5m)
                                                
    
                                                
                                                
                                                
    
                                                     
                                                  Simplified measurement probe. (AL-33)
                                                
    
                                                
                                                
                                                
    
                                                     
                                                  Auxiliary earth spikes
                                                
    
                                                
                                                
                                                
    
                                                     
                                                  Shoulder belt
                                                
    
                                                
                                                
                                                
    
                                                     
                                                  Instruction manual
                                                
    
                                                
                                                
                                                
    
                                                     
                                                  Batteries
                                                
    
                                       
                                          
                                        
    
                                          		
                                    
    
                                  
    

    
  
    
    特 點(diǎn)
  
    
  
    
    ● 可量測接地電阻(0-1200Ω)和接地電壓(0-30VAC)。 
    
      ●   量測電流僅有2mA，不易造成漏電斷路器的跳脫。
    
      ● 提供標(biāo)準(zhǔn)的三線式測試線和簡易測試線。 
    
      ● 電池電量指示，   可檢查電池電力是否足夠(GOOD)。
    
           		
  
    
  
    
    
  
    
  
    
     規(guī) 格   (23°C±5°C ＜80%R.H.)
  
    
  
    
    
      
    
        
          
    
            
    
              
                
                
                
                  
    
                    量測檔位
                    接地電阻 : 0-12Ω / 0-120Ω / 0-1200Ω
    
                      接地電壓 : 0~30VAC(40-500Hz)    		
                  
    
                  
    
                    準(zhǔn)確度
                    接地電阻 : ±3%滿刻度
    
                      接地電壓 : ±2.5%滿刻度    		
                  
    
                  
    
                    量測系統(tǒng)
                    820Hz 2mA 定電流
                  
    
                  
    
                    測試連結(jié)開路
                    LED不會(huì)點(diǎn)亮
                  
    
                  
    
                    外形尺寸
                    175(長)×85(寬)×75(高)mm
                  
    
                  
    
                    重量
                    約600克(含電池)
                  
    
                  
    
                    使用電池
                    1.5V(AA)×8(顆)
                  
    
                    
            
    		
          
    
            
      
    		
  
    

    
    		
  
    

    



















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