Amprobe BAT-500 Battery-Impedance-Tester User Manual
Page 17
10
Electrical Specifications
Conditions to guarantee accuracy
Temperature : 23
°C
± 5
°C (73.4
°F ±41°F)
Humidity : 80%RH or less (no condensation).
Zero adjustment : After zero adjustment for each range.
Impedance measurement
Temperature coefficient : (±0.1% rdg ± 0.5dgs) /
°C
Measuring current frequency : 1KHz ± 10%
Measuring burden voltage : 1.5mVAC
Range
Resolution
Measurement current
Accuracy
40mΩ
10µΩ
25mA approx
±(1% reading ±
10 digits)
400mΩ
100µΩ
2.5mA approx
4Ω
1mΩ
250µA approx
40Ω
10mΩ
25µA approx
Voltage Measurement
Temperature coefficient (±0.1%rdg±0.5dgts)/
°C
Range
Resolution
Accuracy
4V
1mV
±(0.1% reading ± 6digits)
40V
10mV
Maximum Input Voltage : 50VDC maximum, No AC voltage input, Between
input terminals and ground, 60VDC and AC maximum.
�
DANGER!
Do not exceed the maximum permissible input voltage to the measurement
terminal. This could result in injury or damage to the unit.