AEMC 5050 - 3 Specifications; Reference Conditions; Voltage; Insulation Resistance

Megohmmeter Models 5050/5060 23
CHAPTER 3
SPECIFICATIONS
3.1 Reference Conditions
Influence Quantity Reference Values
Temperature 23°C ±3°K
Relative Humidity 45 to 55%
Supply Voltage 9 to 12V
Frequency Range DC and 15.3 to 65Hz
Capacitance in parallel with the input
resistance
0µF
Electric Field nil
Magnetic Field <40A/m
3.2 Voltage
Measurement Range 1.0 to 99.9V 100 to 999V 1000 to 2500V 2502 to 4000V
Frequency Range* DC and 15Hz to 500Hz DC
Resolution 0.1V 1V 2V 2V
Accuracy
1% of Reading
± 5cts
1% of Reading ± 3cts
Input Impedance 750kΩ at 3MΩ depending on measure voltage
*Over 500Hz, the small display indicates “- - - -” and the main display gives only an assessment of the peak
value of the measured voltage.
Measurement Category:1000VCATIIIor2500VCATI(transients≤2.5kV)
3.3 Insulation Resistance
Method: Voltage-currentmethodaccordingtoEN61557-2(ed.02/97)
Nominal Output Voltage:
500,1000,2500,5000VDC(oradjustablefrom40to5100V)
No Adjustment in Variable Mode: 10Vfrom40to1000V
 100Vfrom1000to5100V
Open-circuit Voltage: ≤1.1xVn±2V(Vn±2%invariablemode)
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