Battery Test; Diodes Test - UNI-T UT20B Operating Manual

D. Battery Test
Range Internal Resistance
1.5V
9V 1.8k
Remark:
l
Displays battery's voltage value between the cathode and anode.
E. Diodes Test
Range Resolution
1mV
Model UT20B: OPERATING MANUAL
Accuracy Specifications (3)
30
l
Open circuit voltage approximate 3V.
l
Displays approximate forward voltage drop: 0.5V~0.8V.
26
Overload Protection
Maximum current: 50mA.
Maximum current: 5mA.
Remarks