Fluke 124 — пользовательское руководство для двухканальных осциллографов [70/86]

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Fluke 123/124

Users Manual

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