Fluke FLUKE-125B/NA/S Fluke 120B Series Industrial ScopeMeter handheld Oscilloscopes FLUKE-125B/NA/S
Fluke FLUKE-125B/NA/S Fluke 120B Series Industrial ScopeMeter handheld Oscilloscopes FLUKE-125B/NA/S
- MPN: FLUKE-125B/NA/S
- UPC: 095969815130
- PPN: FLU-FLUKE-125B/NA/S
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Specifications
Power (125B only)
- Configurations
- 1 phase / 3 phase 3 conductor balanced loads (3 phase: fundamental component only, AUTOSET mode only)
- Watt
- RMS reading of multiplying corresponding samples of input A (volts) and input B (amperes) || Full scale reading: 999 counts
- VA reactive (var)
- √((VA)2-W2) || Full scale reading: 999 counts
Power factor (PF)Ratio between watts and VA range - 0.00 to 1.00
VAVrms x Arms || Full scale reading: 999 counts
Power Quality (125B only)
- Readings
- Watt, VA, var, PF, DPF, Hz
- Watt, VA, var ranges (auto) When selected: total (% r)
- ±(2% + 6 counts)
- DPF
- 0.00 to 1.00
- Frequency range
- 10.0 Hz to 15.0 kHz40.0 Hz to 70.0 Hz
- Readings / Cursor readings (fundamental 40 Hz to 70 Hz)
- Vrms / Arms /Watt: Each harmonic from fundamental maybe selected for individual readings
Watt, VA, var ranges (auto)250 W to 250 MW, 625 MW, 1.56 GW
Watt, VA, var ranges (auto) When selected: fundamental (% f)±(4% + 4 counts)
PF0.00 to 1.00, ±0.04
Number of HarmonicsDC to 51
Vertical
- Frequency response - dc coupled Without probes and test leads (with BB120)
- 123B: dc to 20 MHz (-3 dB)124B and 125B: dc to 40 MHz (-3 dB)
- Frequency response - ac coupled (lf roll off) Without probes and test leads
- <10 Hz (-3 dB)
- Rise time, excluding probes, test leads
- 123B <17.5 ns124B and 125B <8.75 ns
- Input impedance With BB120
- 1 MΩ//24 pF
- Sensitivity
- 5 mV to 200 V/div
- Display modes
- A, -A, B, -B
- Max. input voltage A and B With BB120
- 600 Vrms
Frequency response - dc coupledWith STL120-IV 1:1 shielded test leads: DC to 12.5 MHz (-3 dB) / dc to 20 MHz (-6 dB) || With VP41 10:1 Probe: 123B: dc to 20MHz (-3 dB)124B and 125B: dc to 40 MHz (-3 dB)
Frequency response - ac coupled (lf roll off)With STL120-IV 1:1 shielded test leads: <10 Hz (-3 dB) || With VP41 10:1 Probe: <10 Hz (-3 dB)
Input impedance Without probes and test leads1 MΩ//20 pF
Input impedanceWith STL120-IV 1:1 shielded test leads: 1 MΩ//230 pF || With VP41 10:1 Probe: 5 MΩ//15.5 pF
Analog bandwidth limiter10 kHz
Max. input voltage A and BDirect, with test leads, or with VP41 Probe: 600 Vrms Cat IV, 750 Vrms maximum voltage.
Max. floating voltage, from any terminal to ground600 Vrms Cat IV, 750 Vrms up to 400Hz
Ohm (Ω)
- Ranges 123B and 124B
- 500 Ω , 5 kΩ, 50 kΩ, 500 kΩ, 5 MΩ, 30 MΩ
- Accuracy
- ±(0.6% + 5 counts) 50 Ω ±(2% + 20 counts)
- Measurement current
- 0.5 mA to 50 nA, decreases with increasing ranges
Ranges 125B50 Ω, 500 Ω , 5 kΩ, 50 kΩ, 500 kΩ, 5 MΩ, 30 MΩ
Full scale reading50 Ω to 5 MΩ - 5000 counts, 30 MΩ - 3000 counts
Open circuit voltage<4 V
Crest factor (CREST)
- Range
- 1 to 10
Full scale reading90 Counts
Waveform record
- Maximum sample rate
- 400 K sample/s
- Span internal memory
- 15 minutes at 500 μs/div11 hours at 20 ms/div
- Recorded Time Span SD card
- 11 hours at 500 μs/div14 days at 20 ms/div
Size Internal memory400 M samples Recorded Time
Record Size SD card1.5 G samples
Maximum number of events64
Decibel (dB)
- 0 dBV
- 1 V
- dB on
- V dc, V ac, or Vac+dc
0 dBm (600 Ω /50 Ω)1 mW referenced to 600 Ω or 50 Ω
Full scale reading1000 counts
Pulse width (PULSE)
- Frequency range
- 15 Hz (1 Hz) to 30 MHz in continuous autoset
Full scale reading1000 counts
DC voltage (VDC)
- Ranges
- 500 mV, 5 V, 50 V, 500 V, 750 V
- Common mode rejection (CMRR)
- >100 dB @ dc, >60 dB @ 50, 60, or 400 Hz
Accuracy±(0.5% +5 counts)
Full scale reading5000 counts
Phase
- Modes
- A to B, B to A
- Resolution
- 1 degree
Range0 to 359 degrees
Advanced scope functions
- Display modes Normal
- Captures up to 25 ns glitches and displays analog-like persistence waveform
- Display modes Glitch off
- Does not capture glitches between samples
- Auto set (Connect-and-View™)
- Continuous fully automatic adjustments of amplitude, time base, trigger levels, trigger gap, and hold-off. Manual override by user adjustment of amplitude, time base, or trigger level.
Display modes SmoothSuppresses noise from a waveform
Display modes EnvelopeRecords and displays the minimum and maximum of waveforms over time
Continuity (Cont)
- Beep
- <(30 Ω ±5 Ω) in 50 Ω range
- Detection of shorts of
- ≥1 ms
Measurement current0.5 mA
True-rms voltages (V ac and V ac+dc)
- Ranges
- 500 mV, 5 V, 50 V, 500 V, 750 V
- Accuracy for 5% to 100% of range (AC or dc coupled)
- 60 Hz to 20 kHz: ±(2.5% +15 counts)
- Common mode rejection (CMRR)
- >100 dB @ dc || >60 dB @ 50, 60, or 400 Hz
Accuracy for 5% to 100% of range (DC coupled)DC to 60 Hz (V ac+dc): ±(1% +10 counts) || 1 Hz to 60 Hz (V ac): ±(1% +10 counts)
DC rejection (only VAC)>50 dB
Full scale reading5000 counts, reading is independent of any signal crest factor.
Diode
- Measurement voltage
- @0.5 mA: >2.8 V
- Measurement current
- 0.5 mA
Measurement voltage @open circuit<4 V
Polarity+ on input A, - on COM
Capacitance (CAP)
- Ranges
- 50 nF, 500 nF, 5 μF, 50 μF, 500 μF
- Measurement current
- 500 nA to 0.5 mA, increases with increasing ranges
Full scale reading5000 counts
Peak
- Modes
- Max peak, Min peak, or pk-to-pk
- Accuracy
- Accuracy Max peak or Min peak: 5% of full scale
- Full scale reading
- 500 counts
Ranges500 mV, 5 V, 50 V, 500 V, 2200 V
Accuracy Accuracy Peak-to-Peak10% of full scale
Frequency (Hz)
- Ranges
- 123B: 1 Hz, 10 Hz, 100 Hz, 1 kHz, 10 kHz, 100 kHz,1 MHz, 10 MHz, and 50 MHz || 124B and 125B: 1 Hz, 10 Hz, 100 Hz, 1 kHz, 10 kHz, 100 kHz, 1 MHz, 10 MHz, and 70 MHz
- Accuracy @1 Hz to 1 MHz
- ±(0.5% +2 counts)
Frequency range15 Hz (1 Hz) to 50 MHz in continuous autoset
Full scale reading10,000 counts
Amperes (AMP)
- With current clamp Ranges
- Same as V dc, V ac, V ac+dc, or PEAK
- With current clamp Accuracy
- Same as V dc, V ac, V ac+dc, or PEAK (add current clamp uncertainty)
- Scale factor
- 1 mV/°C and 1 mV/°F
With current clamp Scale factors0.1 mV/A, 1 mV/A, 10 mV/A, 100 mV/A, 400 mV/A, 1 V/A, 10 mV/mA
Range200 °C/div (200 °F/div)
AccuracyAs V dc (add temp. probe uncertainty)
Meter readings
- Measurement Speed
- Maximum 2 measurement/s
- Recorded Time Span
- 2 weeks
Record Size (min, max, average)2 M readings for 1 channel
Maximum number of events1024
BusHealth tester (Fluke 125B only)
- Type Subtype
- Protocol
- CAN
- ISO-11898
- Modbus RS-232
- RS-232/EIA-232
- Foundation Fieldbus H1
- 61158 type 1, 31.25 kBit
- Profibus PA
- 61158 type 1
AS-iNEN-EN50295
Interbus S RS-422EIA-422
Modbus RS-485RS-485/EIA-485
Profibus DPEIA-485
Horizontal
- Scope modes
- Normal, Single, Roll
- Ranges (normal) Roll (real time)
- 1s to 60 s/div
Ranges (normal)Equivalent sampling: 123B: 20 ns to 500 ns/div, || Equivalent sampling: 124B and 125B: 10 ns to 500 ns/div || Real time sampling: 1 μs to 5 s/div || Single (real time): 1 μs to 5 s/div
Sampling rate (for both channels simultaneously)Equivalent sampling (repetitive signals): Up to 4 GS/s || Real time sampling 1 μs to 60 s/div: 40 MS/s
Environmental
- Environmental
- MIL-PRF-28800F, Class 2
- Temperature Power Adapter Operation
- 0 to 50 °C (32 to 122 °F)
- Humidity (Operating)
- @ 0 to 10 °C (32 to 50 °F): Non-condensing || @ 10 to 30 °C (50 to 86 °F): 95% || @ 30 to 40 °C (86 to 104 °F): 75% || @ 40 to 50 °C (104 to 122 °F): 45%
- Altitude
- Operating at 3 km (10,000 feet): CAT III 600 V || Operating at 2 km (6,600 feet): CAT IV 600 V
- EMC electromagnetic compatibility International
- IEC 61326-1: Industrial, CISPR 11: Group 1, Class A
- EMC electromagnetic compatibility USA (FCC)
- 47 CFR 15 subpart B. This product is considered an exempt device per clause 15.103.
- Wireless radio with adapter Output power
- <100 mW
- Safety General
- IEC 61010-1: Pollution Degree 2
- Max. input voltage input A and B
- Direct on input or with leads: 600 Vrms CAT IV for derating || Max. floating voltage from any terminal to ground: 600 Vrms Cat IV, 750 Vrms up to 400 Hz
Temperature Battery Operation0 to 40 °C (32 to 104 °F)
Temperature Storage-20 to 60 °C (-4 to 140 °F)
Storage@ -20 to 60 °C (-4 to 140 °F): Non-condensing
Altitude Storage12 km (40,000 feet)
EMC electromagnetic compatibility Korea (KCC)Class A Equipment (Industrial Broadcasting & Communication Equipment)
Wireless radio with adapter Frequency range2412 MHz to 2462 MHz
Enclosure protectionIP51, ref: EN/IEC60529
Safety MeasurementIEC 61010-2-033: CAT IV 600 V/CAT III 750 V
Max. input voltage input A and B With Banana-to-BNC Adapter BB120600 Vrms for derating
Cursor Readout (124B and 125B)
- Sources
- A, B
- Dual vertical lines
- Peak-peak, time distance and reciprocal time distance readout || Average, min, max and time distance readout (in ROLL mode; instrument in HOLD)
- Rise or fall time
- Transition time, 0%-level and 100%-level readout (manual or auto leveling; auto leveling only possible in single channel mode)
Single vertical lineAverage, min and max readout || Average, min, max and time from start of readout (in ROLL mode; instrument in HOLD) || Min, max and time from start of readout (in RECORDER mode; instrument in HOLD) || Harmonics values in POWER QUALITY mode.
Dual horizontal linesHigh, low and peak-peak readout
AccuracyAs oscilloscope accuracy
RPM
- Max reading
- 50.00 kRPM
Accuracy±(0.5% +2 counts)
Advanced meter functions
- Zero Set
- Set actual value to reference
- Fixed decimal point
- Activated by using attenuation keys
AutoHold (on A)Captures and freezes a stable measurement result. Beeps when stable. AutoHold works on the main meter reading, with thresholds of 1 Vpp for AC signals and 100 mV for DC signals.
Duty cycle (PULSE)
- Range
- 2% to 98%
Frequency range15 Hz (1 Hz) to 30 MHz in continuous autoset
Trigger
- Screen update
- Free run, on trigger
- Sensitivity A and B
- @ DC to 5 MHz: 0.5 divisions or 5 mV || @ 40 MHz: 123B: 4 divisions || @ 40 MHz: 124B and 125B: 1.5 divisions || @ 60 MHz: 123B: N/A || @ 60 MHz: 124B and 125B: 4 divisions
SourceA, B
SlopePositive, negative
Vpwm
- Purpose
- To measure on pulse width modulated signals, like motor drive inverter outputs
- Accuracy
- As Vrms for sinewave signals
PrincipleReadings show the effective voltage based on the average value of samples over a whole number of periods of the fundamental frequency
Miscellaneous
- Display Type
- 5.7-inch color active matrix TFT
- Waveform Display
- Vertical: 10 div of 40 pixels
- Power External
- Via Power Adapter BC430
- Power Power consumption
- 5 W typical
- Power Internal
- Via Battery Pack BP290
- Power
- Operating time: 7 hours with 50% backlight brightness || Charging time: 4 hours with test tool off, 7 hours with test tool on
- Memory Internal memory can store 20 data sets (screen waveform and setup)
- Micro SD card slot with optional SD card (max size of 32 GB)
- Mechanical Weight
- 1.4 kg (3.2 lb) including battery pack
- Interface USB to PC/laptop
- OC4USB optically isolated USB adapter/cable, (optional), using FlukeView® software for Windows®.
Display Resolution640 x 480 pixels
Waveform Display Horizontal12 div of 40 pixels
Power Input voltage10 V DC to 21 V DC
Power Input connector5 mm jack
Power Battery powerRechargeable Li-Ion 10.8 V
Power Allowable ambient temp0 to 40 °C (32 to 104 °F) during charging
Mechanical Size259 x 132 x 55 mm (10.2 x 5.2 x 2.15 in)
Interface Optically isolatedTransfer screen copies (bitmaps), settings and data
Interface Optional WiFi adapterFast transfer of screen copies (bitmaps), settings and data to PC/laptop, tablet, smartphone, etc. A USB port is provided for attaching the WiFi dongle. Do not use the USB port with a cable for safety reasons.
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