Spec

• Measurement System …2 Electrodes(correspond with D Type Measurement )/ 3 Electrodes(correspond with A to D Type Measurement) Alternating current Potentiometer System
• Grounding Resistance Measurement (Measurement Range )…Microwave /Display Range /Difference permission 10 Ω /0 to 11.5 Ω /±0.25 Ω 100 Ω /0 to 115 Ω /±2.5 Ω 1000 Ω /0 to 1150 Ω /±25 Ω Measurement Frequency ：575 Hz / 600 Hz Difference permission ：±10 % Measurement Electric current ： 3 electrodes：under 15 mA rms, 2 electrodes ：under 3 mA rms Sheep Opening Circuit Voltage ：under AC50 V rms
• Ground Voltage Measurement …0 to 30 V　Difference permission ：±3.0 % f.s.
• Use Temperature And Humidity Range …0 ℃ to 40 ℃, 80% rh Or Less (with no condensation)
• Preservation Temperature And Humidity Range …-10 ℃ to 50 ℃, 80% rh Or Less (with no condensation)
• Use Sites …Indoor ,Outdoor (exclude farm), Available under Pollution level 2 and 2000m ※It dep***s on requirements about Limitation of Opening Circuit Voltage of EN61557-5
• Power Supply …AA Alkaline Dry Cell (LR6) x 6 Pcs (included )
• Use Times …1100 times(LR6 At the time of ***. ) Measurement Conditions ：30 Second Measurement /30 Second Stop, 3 electrodes,575 Hz, Resistance value of auxiliary earth electrode 100Ω, x 1Ω Microwave 10Ω Measurement
• Maximam rated earth voltage …AC300 V(Measurement category Ⅱ) Expective overvoltage : 2500 V
• Function …Measurement System Change (2 Or 3electrodes), Measurement Frequency Change (575HzOr 600Hz), Auxiliary Grounding Resistance (P/C)check
• Overload Protection …AC250 V 1minute (E-S (P),E-H (C),between terminals)
• Applicable cord Standard …(Safety) Body / MeasurementCircuit / Probe ： EN 61010, EMC：EN61326, Earth Resistance Tester ：EN61557, JIS C 1304-2002 Compliance
• size /Weight …About 164(W) x 88(D) x 119 (H)mm/ About 800g(Only the body ,Not included Prominently like Support Foot)
• AccessoriesAuxiliary Earth Stick (2 pcs Set ) x 1, Measurement cord (Alligator Mouth ,Black 4m) x 1, Measurement cord (Yellow 10m,Winding Device Adapted ) x 1, Measurement cord (Red 20m,Winding Device Adapted ) x 1, AA Alkaline Dry Cell x 6, Portable Case x 1
• 
  It becomes hard to be affected by harmonic ground voltage, etc., and it suppresses fluctuation of guidelines of galvanometer.