標準電機Standard Electric Works Co., Ltd. -- SEW,Standard,TEST,Measuring Instruments,Telescopic Hot Stick,Test Lead,Mini Appliance Checker
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1813 EL

列印
  FEATURES
● Microprocessor-controlled.
● 2 Lines × 16 characters LCD.
● Very low consumption.
● Suitable for domestic version.
● Better than 3% accuracy (current).
● Menu-driven.
● Accurate digital readout of disconnection time.
● Accurate digital readout of disconnection sensitivity.
● Automatic data hold function.
● Zero crossing circuitry permit testing at 0° or 180°.
● Disconnection phase polarity shown on LCD display.
● Auto off and off override.
● Polarity trip indicator (positive or negative phase)
● Wiring polarity indicator.
● Measure voltage between Line and Earth before testing.
● 60Hz available.
  SPECIFICATIONS
   
 System voltage
 (50Hz / 60Hz)
 550V
 380V
 240V
 Current settings  2-999mA ac 
 Current selection  Knob
 Phase start selection
 referenced to earth
 0° and 180°
 Over-temperature
 protection
 Yes
 Wiring correction
 indication
 Yes 
 Phase polarity trip indicator  Yes 
 Operating voltage (L-E)  110 Vac to 317 Vac
 Timer resolution  1ms (Max. Time=19.999s)
 Timer accuracy  1ms ±1ms
 Current accuracy  ±1% ±1mA
 Current resolution  1mA
 Voltmeter accuracy (50Hz)  50-350 Vac : ±2%±1V
 350-450 Vac : ±5%±1V
 Voltmeter resolution  1V
 Voltameter resolution  ±2%±1Vac
 Operating temperature  -5°C to 40°C
 Storage temperature  -10°C to 55°C
 Dimensions  170(L) × 165(W) × 92(D)mm
 Weight (battery included)  Approx. 1300g 
 Power source  1.5V (AA) × 8 
   
   
   
   
   
   
   
 
 


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