| Oscilloscope Bandwidth |
Fluke 125: 40 MHz
Fluke 124: 40 MHz
Fluke 123: 20 MHz |
| Dual input True RMS Meter |
Vdc, Vac, Vac+Vdc, Ohms,Continuity , Diode-test
Current, °C, °F, Capacitance, dBV, dBM, Crest Factor, Touch Hold and Zeroset |
| TrendPlot Recording |
Automatic vertical scaling and time compression.
Display the actual, MIN, MAX and AVG reading. |
| Cursors |
Fluke 125/124: ΔT, 1/ΔT, V, ΔV, rise- and fall time |
| Real-time sample rate |
25 MS/s |
| Equivalent sampling rate |
up to 2.5 GS/s (125, 124) or 1.25 GS/s (123) |
| Inputs and digitizers |
2 |
| Timebase range |
Fluke 125/124: 20 ns - 1 min/div
Fluke 123: 10 ns - 1 min/div |
| Input sensitivity |
5 mV - 500 V/div |
| Trigger types |
Connect-and-View, Free Run, Single Shot, Edge, Video, External |
| Trigger types |
Connect-and-View, Free Run, Single Shot, Edge, Video, External |
| Glitch capture |
40 ns |
| Scope measurements |
Automatic measurements: 26 (all instruments) On top, Fluke 125 has additional measurement functions for Power (W), VA, VAR and Power Factor (PF) for single phase and balanced-three-phase (delta) power systems. |
| Harmonics mode |
Fluke 125 has capability to analyze the harmonics contents of power signals. See below for details |
| Maximum record length |
512 min/max pts per input |
| Memory |
512 min/max pts per input |
| Memory |
Fluke 125/124: 20 screens and setups
Fluke 123: 10 screens and setups |
| Additional Power measurement capabilities (Fluke 125 only) |
| Measurement types: |
• Watt,
• VA,
• VAR,
• Power Factor (PF) |
| Power configuration: |
Single phase or balanced three-phase (delta-configuration) mains supply |
| Voltage measurement: |
Channel A; using STL120, voltage probe or direct input |
| Current measurement: |
Channel B, using i400s (included) or other compatible current clamp |
| Current Clamp or Shunt sensitivity: |
0.1 / 1 / 10 / 100 / 1000 mV/A, 10 mV/mA and 400 mV/A |
| Harmonics Mode (Fluke 125 only) |
| |
Converts waveform information into a harmonics display (using FFT processing) which shows the relative amplitudes of the 1st up to the 33rd harmonic |
| Analyzed waveform: |
Voltage waveform(Ch.A), Current wavefrom (Ch.B) or Power (Ch.A x Ch.B), automatically generated. |
| Harmonics Frequency range: |
DC up to 33rd harmonic (for fundamental up to 60 Hz);
DC up to 24th harmonic (for fundamental up to 400 Hz). |
| Display |
Bargraph showing 1st up to 33rd harmonic and DC; amplitude displayed in % relative to fundamental |
| Measurements: |
Relative amplitude of individual harmonics;
THD in %r or %f. |
| Environmental Specifications |
| Operating Temperature |
0 °C to 50 °C |
| Storage Temperature |
-20 °C to +60 °C |
| Operating Altitude |
3,000 m |
| Safety Specifications |
| Electrical Safety |
600V CAT III (EN61010-1) |
| Mechanical & General Specifications |
| Size |
232 x 115 x 50 mm |
| Weight |
1.2 kg |
| Warranty |
3-years on main instrument, 1-year on accessories |
| Battery Life |
7 hrs using NiMH |
| RS232/USB Interface |
Optically isolated via optional PM9080 or OC4USB for interfacing to Printer or PC |