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OverviewThe DP120 differential voltage probe is designed to make measurements on signals with a floating reference. The DP120 has two probes with shrouded banana probe tips (one each red and black) and shielded cable for improved noise immunity. Input impedance between each input to shielded BNC is 5MΩ in parallel with 6pF capacitor. Input impedance between the inputs is 10MΩ with a capacitance of 5pF
Specifications
Maximum Input Voltage to Ground
600 Volts Rms
Maximum Differential Voltage
1000V DC or 1000Vrms or 1200V (DC + AC peak)
Output Cable Termination
BNC
Attenuation
x200 and x20
Bandwidth
DC to 20MHz (-3dB)
Accuracy
±2.5%
Rise Time
17.5ns
CMRR
x200: at 60Hz = 80dB, at 1MHz = 50dB, x20 at 60Hz = 70dB, at 1MHZ = 40dB
Safety
600V CAT III, 1000V CAT II per IEC 1010-2-031
General Specifications
Power Supply
Alkaline 9 Volt, NEDA, IEC 6LR61
Battery Life
8-hour operational, 400-hour stand-by