4 RANGE ATTENUATOR 6500V HIGH VOLTAGE INPUT. <6.5V LOW BATT. INDICATE <5.5V AUTO POWER OFF SEPARATING DESIGN, CONVENIENT, DURABLE MEET IEC1010, UL3111, TUV GS, CAT III 6500V Differential Voltage DC + pk AC: 6500V Bandwidth ( 50 Ω load -3dB ): 50MHz( x 100 25MHz) Common Mode Voltage DC + pk AC: 6500V Common Mode Voltage RMS CAT II: 6500V Common Mode Voltage RMS CAT IIIl: 6500V Attenuation ( Switchable ):X 100, X 200, X 500, X 1000 Input R ( Each input ): 27MΩ±1% Input C ( Each input ): 2.5 PF ± 2% 2 Maximum Operation Voltage( DC + pk AC ) ≦ ± 650V at X 100 ≦ ± 1300V at X 200 ≦ ± 3250V at X 500 ≦ ± 6500V at X 1000 Common Mode Rejection Ration( C M R R ) 60 Hz : > 10,000 : 1 100 Hz : > 1,000 : 1 1 MHz : > 300 : 1 Noise ( Into 50Ω load ): ≦ 2 m Vrms Input Impedance ( between input): 54 MΩ // 1.25 PF > Accuracy ( at 20 ~ 30℃ 70% RH after 20 minutes ): ≦ ± 2 % Maximum Output Voltage: ≦ ± 6.5 V...