Fluke 123 - Safety; Max. Input Voltage Input A and B; Max. Floating Voltage

Fluke 123/124
Users Manual
62
Dual Input Oscilloscope
Vertical
Frequency Response
DC Coupled:
excluding probes and test leads (via BB120): ................
Fluke 123: DC to 20 MHz (-3 dB)
Fluke 124: DC to 40 MHz (-3 dB)
with STL120 1:1 shielded test leads: .............................
DC to 12.5 MHz (-3 dB)
DC to 20 MHz (-6 dB)
with VP40 10:1 probe:....................................................
Fluke 123 (optional accessory): DC to 20 MHz (-3 dB)
Fluke 124 (standard accessory): DC to 40 MHz (-3 dB)
AC Coupled (LF roll off):
excluding probes and test leads..............<10 Hz (-3 dB)
with STL120 .............................................<10 Hz (-3dB)
with 10 MΩ 10:1 Probe .............................<1 Hz (-3 dB)
Rise Time
excluding probes, test leads (Fluke 123).......... <17.5 ns
excluding probes, test leads (Fluke 124).......... <8.75 ns
Input Impedance
excluding probes and test leads .................1 MΩ//12 pF
with BB120 .................................................1 MΩ//20 pF
with STL120 .............................................1 MΩ//225 pF
with VP40 10:1 Probe..............................5 MΩ//15.5 pF
Sensitivity ........................................... 5 mV to 500 V/div
Display Modes...............................................A, -A, B, -B
Max. Input Voltage A and B
direct, with test leads, or with VP40 Probe ..... 600 Vrms
with BB120 ..................................................... 300 Vrms
(For detailed specifications, see “Safety”, Figs. 4-1/4-2)
Max. Floating Voltage
from any terminal to ground ........................... 600 Vrms
up to 400 Hz
Resolution ................................................................8 bit
Vertical Accuracy ........................±(1% + 0.05 range/div)
Max. Vertical Move....................................... ±4 divisions