| All quoted accuracies are at +20 °C. |
| Insulation accuracy |
| 50 Volts |
10 GΩ |
± 2% ± 2 digits ± 4.0% per GΩ |
| 100 Volts |
20 GΩ |
± 2% ± 2 digits ± 2.0% per GΩ |
| 250 Volts |
50 GΩ |
± 2% ± 2 digits ± 0.8% per GΩ |
| 500 Volts |
100 GΩ |
± 2% ± 2 digits ± 0.4% per GΩ |
| 1000 Volts |
200 GΩ |
± 2% ± 2 digits ± 0.2% per GΩ |
| 2500 Volts |
200 GΩ |
± 2% ± 2 digits ± 0.2% per GΩ |
| Service Error BS EN 61557-2 (2007). |
| 50V, ± 2.0% ± 2d, 100kΩ - 900kΩ ± 10.5% |
| 100V, ± 2.0% ± 2d, 100kΩ - 900kΩ ± 10.3% |
| 250V, ± 2.0% ± 2d, 100kΩ - 900kΩ ± 10.3% |
| 500V, ± 2.0% ± 2d, 100kΩ - 900kΩ ± 10.3% |
| 1000V, ± 2.0% ± 2d, 100kΩ - 900kΩ ± 11.5% |
| Guard terminal performance |
<5% error at 500 kΩ parallel circuit resistance with 100 MΩ load |
| Display range |
Analogue: 1 GΩ full scale |
| Resolution |
0.1 kΩ |
| Short circuit/charge current |
2 mA +0% -50% to EN 61557-2 (2007) (except 2500 V) |
| Terminal voltage accuracy |
-0% +2% ± 2V |
| Test current |
1 mA at min. pass value of insulation to a maximum of 2 mA max |
| Operation |
EN61557 : 0.10 MΩ to 1.0 GΩ |
| Leakage current display |
10% ±3 digits |
| Voltage |
±3% ±2 digits ±0.5% of rated voltage |
| Timer control |
Countdown timer 60 second (adjustable to 10 minutes) |
| Note |
Above specifications only apply when high quality silicone leads are being used. |
| Continuity |
| Continuity measurement |
0.01 Ω to 1 MΩ (0 to 1000 kΩ on analogue scale) |
| Continuity accuracy |
± 3% ± 2 digits (0 to 100 Ω )
± 5% ± 2 digits (100 Ω - 500 k Ω)
Service Error BS EN 61557-4 (2007) -
± 2.0%, 0.1Ω - 2Ω ± 6.8% |
| Open circuit voltage |
5 V ± 1 V |
| Test current |
200 mA (–0 mA +20 mA) (0.01 Ω to 4 Ω) |
| Polarity |
Single polarity (Default) / Dual polarity (configurable on setup). |
| Lead resistance |
Null up to 10 Ω |
| Voltage range |
DC: 0 to 600 V
AC: 10 mV to 600 V TRMS sinusoidal (15 Hz to 400 Hz)
Unspecified: 0 – 10 mV (15 to 400 Hz) |
| Volt range accuracy |
DC: ± 2% ± 2 digits
AC: ± 2% ± 2 digits |
| Waveform |
Non-sinusoidal:
± 3% ± 2 digits >100 mV to 600 V TRMS
± 8% ± 2 digits 10 mV to 100 mV TRMS |
| Default voltmeter |
± 0.5% ± 1digit (100 Hz to 400 Hz) unspecified |
| Frequency measurement range |
15 Hz - 400 Hz |
| Frequency measurement accuracy |
± 0.5% ± 1 digits |
| Capacitance measurement |
| Capacitance range |
0.1 nF to 10 µF |
| Accuracy |
± 5.0% ± 2 digits ( 1 nF-10 µF) |
| Results storage |
| Storage capacity |
>1000 test results |
| Data download |
Bluetooth® wireless
Bluetooth® Class II |
| Range |
up to 10 m |
| Power supply |
6 x 1.5 V cells type IEC LR6
(AA, MN1500, HP7, AM3 R6HP) Alkaline
6 x 1.2 NiMH rechargeable cells may be used. |
| Battery life |
3000 insulation tests with duty cycle of 5 sec ON /55 sec OFF @ 1000 V into 1 MΩ
Charger (Optional): 12-15 V dc (accessory interface) |
| Dimensions Instrument |
228 mm x 108 mm x 63 mm (9.00 in x 4.25 in x 2.32 in) |
| Weight |
815 g, (1.8 lb) |
| Weight (instrument and case) |
1.75 kg (3.86 lb) |
| Fuse |
Use only 2 x 500 mA (FF) 1000 V 32 x 6 mm ceramic fuse of high breaking capacity
HBC 30 kA minimum. Glass fuses MUST
NOT be fitted |
| Safety protection |
The instruments meet EN 61010-1 (1995) to 600 V phase to earth, Category IV. Refer to safety warnings supplied |
| EMC |
In accordance with IEC 61326 including amendment No.1 |
| Temperature coefficient |
<0,1% per °C up to 1 GΩ
<0,1% per °C per GΩ above 1 GΩ |
| Environmental |
| Operating temperature range |
-10 °C to +55 °C |
| Humidity |
90% RH at 40 °C max |
| Storage temperature range |
-25°C to +70 °C |
| Calibration temperature |
+20 °C |
| Maximum altitude |
2000 m |
| IP rating |
IP 54 |