- 250 V Range
- < 250 kΩ,250 kΩ to 5 GΩ5 GΩ to 50 GΩ> 50 GΩ
- 250 V
- Accuracy (± reading): Unspecified5%20%Unspecified
- 500 V Range
- < 500 kΩ500 kΩ to 10 GΩ10 GΩ to 100 GΩ> 100 GΩ
- 500 V
- Accuracy (± reading): Unspecified5%20%Unspecified
- 1000 V Range
- < 1 MΩ1 MΩ to 20 GΩ20 GΩ to 200 GΩ> 200 GΩ
- 1000 V
- Accuracy (± reading): Unspecified5%20%Unspecified
- 2500 V Range
- < 2.5 MΩ2.5 MΩ to 50 GΩ50 GΩ to 500 GΩ> 500 GΩ
- 2500 V
- Accuracy (± reading): Unspecified5%20%Unspecified
- 5000 V Range
- < 5 MΩ5 MΩ to 100 GΩ100 GΩ to 1 TΩ> 1 TΩ
- 5000 V
- Accuracy (± reading): Unspecified5%20%Unspecified
- 10000 V Range
- < 10 MΩ10 MΩ to 200 GΩ200 GΩ to 2 TΩ> 2 TΩ
- 10000 V
- Accuracy (± reading): Unspecified5%20%Unspecified
- Bar graph range
- 0 to 1 TΩ (1550C) - 0 to 2 TΩ (1555)
- Insulation test voltage accuracy
- -0%, +10% at 1 mA load current
- Induced AC mains current rejection
- 2 mA maximum
- Charging rate for capacitive load
- 5 seconds per μF
- Discharge rate for capacitive load
- 1.5 s/μF
- Leakage current measurement Range
- 1 nA to 2 mA
- Leakage current measurement Accuracy
- ±(5% + 2 nA)
- Capacitance measurement Range
- 0.01 μF to 15.00 μF
- Capacitance measurement Accuracy
- ±(15% rdg + 0.03 μF)
- Timer Range
- 0 to 99 minutes
- Timer
- Resolution setting: 1 minute || Resolution indication: 1 second
- Live circuit warning
- Warning range: 30 V to 660 V AC/DC, 50/60 Hz || Voltage accuracy: ±(15% + 2 V)
- Software specifications
- FlukeView Forms™ basic software requires a PC running Windows XP, Windows Vista , Windows 7 or Windows 8.