| Fluke 279FC Specifications |
| Range1/Resolution |
600.0 mV / 0.1 mV
6.000 V / 0.001 V
60.00 V / 0.01 V
600.0 V / 0.1 V
1000 V / 1 V |
| Accuracy2,3,4,5 |
45 Hz to 65 Hz |
1.0 % + 3 |
| 65 Hz to 200 Hz |
4.0 % + 3 |
| 200 Hz to 500 Hz |
15 % + 3 |
| Range1/Resolution |
600.0 mV / 0.1 mV |
| Accuracy2,3,4,5 |
45 Hz to 500 Hz |
2 Crest factor of ≤ 3 at full scale up to 500 V, decreasing linearly to crest factor < 1.5 at 1000 V.
3 For non-sinusoidal waveforms, add - (2 % of reading + 2 % full scale) typical, for crest factor up to 3.
4 Do not exceed 107 V-Hz.
5 Full-time low pass filter |
| Range/Resolution |
6.000 V / 0.001 V
60.00 V / 0.01 V
600.0 V / 0.1 V
/ 1 V |
| Accuracy |
6 V, 60 V, 600 V |
0.09 % + 2 |
| 1000 V |
0.15 % + 2 |
| Range/Resolution |
600.0 mV / 0.1 mV |
| Accuracy |
0.09 % + 2 |
| Range/Resolution |
600 Ω / 1 Ω |
| Accuracy |
Meter beeps at < 25 Ω, beeper detects opens or shorts of 600 μs or longer |
| Range/Resolution |
600.0 Ω / 0.1 Ω
6.000 kΩ / 0.001 kΩ
60.00 kΩ / 0.01 kΩ
600.0 kΩ / 0.1 kΩ
6.000 MΩ / 0.001 MΩ
50.00 MΩ / 0.01 MΩ |
| Accuracy |
600 Ω |
0.5 % + 2 |
| 6 kΩ to 600 kΩ |
0.5 % + 1 |
| 50 MΩ |
1.5 % + 3 |
| Range/Resolution |
2.000 V / 0.001 V |
| Accuracy |
1 % + 2 |
| Range/Resolution |
1000 nF / 1 nF
10.00 μF / 0.01 μF
100.0 μF / 0.1 μF
9999 μF1 / 1 μF |
| Accuracy |
1000 nF thu 100 μF |
1.2 % + 2 |
| 9999 μF |
10 % typical |
| 1 In the 9999 μF range for measurements to 1000 μF, the measurement accuracy is 1.2 % + 2. |
| Range/Resolution |
999.9 A / 0.1 A
2500 A / 1 A (with iFlex) |
| Accuracy |
45 Hz to 500 Hz |
3.0 % + 5 |
| Range/Resolution |
99.99 Hz / 0.01 Hz
999.9 Hz / 0.1 Hz |
| Accuracy |
0.1 % + 1 |
| AC Voltage |
Input impedance (nominal) |
> 10 MΩ < 100 pF |
| Common mode rejection ratio (1 kΩ unbalance) |
> 60 dB, DC to 60 Hz |
| Overload protection |
1100 V rms |
| DC Voltage |
Input impedance (nominal) |
> 10 MΩ < 100 pF |
| Common mode rejection ratio (1 kΩ unbalance) |
> 120 dB at DC, 50 Hz or 60 Hz |
| Normal mode rejection |
> 60 dB at 50 Hz or 60 Hz |
| Overload protection |
1100 V rms |
| AC mV/DC mV |
Input impedance (nominal) |
> 10 MΩ < 100 pF |
| Common mode rejection ratio (1 kΩ unbalance) |
> 120 dB at DC, 50 Hz or 60 Hz |
| Normal mode rejection |
> 60 dB at 50 Hz or 60 Hz |
| Overload protection |
1100 V rms |
| Resistance/Capacitance |
Open circuit test voltage |
< 2.7 V dc |
Full scale voltage to 6 MΩ
Full scale voltage 50 MΩ |
< 0.7 V dc
< 0.9 V dc |
| Typical short circuit current |
< 350 mA |
| Overload protection |
1100 V rms |
| Continuity/Diode Test |
Open circuit test voltage |
< 2.7 V dc |
| Full scale voltage |
2.000 V dc |
| Typical short circuit current |
< 1.1 mA |
| AC functions |
40 counts for changes > 900 ms in duration |
| DC functions |
12 counts for changes > 350 ms in duration |
| Infrared camera temperature |
Range |
-10 ˚C to 200 °C (14 °F to 392 °F) |
| Measurement resolution |
0.1 °C |
| Temperature measurement |
Yes, centerpoint |
| Accuracy |
±5 °C or ±5 %, whichever is greater, at 25 °C (ambient) for target temperatures below 20 °C, add 0.05 °C for each °C |
| Emissivity |
0.95 fixed |
| Image performance |
Resolution |
80 x 60 |
| Image capture frequency |
8 Hz |
| Detector type |
Uncooled vanadium oxide |
| Thermal sensitivity (NETD) |
≤ 200 mK |
| Infrared spectral band |
7.5 µm to 14 µm |
| Distance to spot |
162:1 |
| Field of view |
36° (w) x 27° (h) |
| Focus mechanism |
Fixed focus |
| Image presentation |
Palette |
Ironbow |
| Level and span |
Auto |
| Image capture and data storage |
Image capture |
Image available for review before a save |
| Storage medium |
Internal memory stores up to 100 images |
| Image transfer |
Fluke Connect® / SmartView® |
| File format |
is2 |
| Display size |
8.9 cm (3.5 in) diagonal |
| Maximum voltage between any terminal and earth ground |
1000 V |
| Display (LCD) |
Update rate |
4/sec |
| Volts, amps, ohms |
6000 counts |
| Frequency |
10000 counts |
| Capacitance |
1000 counts |
| Battery type |
Fluke BP500 lithium ion battery |
| Battery life |
10 hours minimum |
| RF communications |
2.4 GHZ ISM Band |
| RF communication range |
Open air, unobstructed |
Up to 20 m |
| Obstructed, sheetrock wall |
Up to 6.5 m |
| Obstructed, concrete wall, or steel electrical enclosure |
Up to 3.5 m |
| Temperature |
Operating |
-10 °C to 50 °C (14 °F to 122 °F) |
| Storage |
-20 °C to 60 °C (-4 °F to 140 °F) |
| Temperature coefficient |
0.1 X (specified accuracy) / °C (< 18 °C or > 28 °C) |
| Relative humidity |
0 % to 90 % (0 °C to 35 °C)
0 % to 75 % (35 °C to 40 °C)
0 % to 45 % (40 °C to 50 °C) |
| Altitude |
Operating |
2000 m |
| Storage |
12000 m |
| Certifications |
CSA, FCC, CE |
| Size (H x W x L) |
5.7 cm x 9.4 cm x 21.6 cm (2.3 in x 3.7 in x 8.5 in) |
| Weight |
0.80 kg (1.75 lb) |
| Warranty |
Three years |