Iwatsu SS-500 Series Instruction Manual page 21

Three current measurement ranges (p. 5 3)
You can choose from the three ranges according to the
magnitude of the current to be measured. This feature lets
you observe a wide range of currents, from 1 mA to 50 A.
Broad frequency band (p. 7 1)
Model SS-530: DC to 50 MHz
Model SS-531: DC to 120 MHz
Demagnetizing and automatic zero-adjustment
functions (p. 3 3)
You can use a single key to demagnetize the magnetic
cores and correct variations in offset voltage, both of
which are required before measuring.
Protection mode (p. 6 2)
The device automatically enters protection mode to
prevent damaging itself when overheating.
Product Features
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