Megger BMM2500 - Technical Specifications

Specification
22
(All quoted accuracies are at +20ºC.)
INSULATION RANGES
Nominal Test 250V,500V,1000V (BMM2500)
Voltage (d.c.): 50V,100V,250V,500V,1000V (BMM2580)
Test voltage accuracy: +15% maximum on open circuit
Short circuit current: < 2 mA
Test Current on load: 1mA at min. pass value of insulation
specified in BS7671, HD384 and
IEC 364, 2mA max.
Accuracy:
(BMM2500)
Range Full Scale Accuracy
1000V 20GΩ ± 2% ± 2 digits ± 0,2% per GΩ
500V 10GΩ ± 2% ± 2 digits ± 0,4% per GΩ
250V 5GΩ ± 2% ± 2 digits ± 0,8% per GΩ
(BMM2580)
Range Full Scale Accuracy
1000V 200GΩ ± 2% ± 2 digits ± 0,2% per GΩ
500V 100GΩ ± 2% ± 2 digits ± 0,4% per GΩ
250V 50GΩ ± 2% ± 2 digits ± 0,8% per GΩ
100V 20GΩ ± 2% ± 2 digits ± 2,0% per GΩ
50V 10GΩ ± 2% ± 2 digits ± 4,0% per GΩ
Note: Above specifications only apply when high quality
silicone leads are being used.
Measuring Range:
0,01MΩ to 200GΩ (0-100GΩ on analogue scale).
EN61557 Operating range: 0,10MΩ to 1,00GΩ
Leakage Current: 10% ±3digits
CONTINUITY
Measuring Range: 0,01Ω to 99,9Ω (0 to 10Ω on
analogue scale)
EN61557 Operating range: 0,10Ω to 99,9Ω
Accuracy: ±2% ±2 digits
Open circuit voltage: 5V ±1V
Test current: 210mA ±10mA (0-2Ω)
Zero offset at probes: 0,10Ω typical
Lead resistance zeroing: Up to 9,99Ω
Noise rejection: 1V rms 50/60Hz
Buzzer: Operates at less than 5Ω
(approx).
RESISTANCE
Measuring Range: 0,01kΩ to 9,99MΩ (0 to
100MΩ on analogue scale)
Accuracy: ±3% ±2 digits
Open circuit voltage: 5V ±1V
Short circuit current: 25µA ±5 µA