Amprobe PM55A Automatic-Precision-Pocket-Meter - Manual (Page 5)

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• Exercise extreme caution when: measuring voltage >20 V // current >10 mA // AC power line with
inductive loads // AC power line during electrical storms // current, when the fuse blows in a
circuit with open circuit voltage > 600 V // servicing CRT equipment.
• Remove test leads from circuit before opening the case.
• Always measure current in series with the load – NEVER ACROSS a voltage source.
Symbols Used in this Manual
N Battery W Refer to the manual
T Double insulated X Dangerous Voltage
F Direct Current J Earth Ground
B Alternating Current R Audible tone
P Complies with EU directives > Underwriter Laboratories, Inc.
Turning the Meter On and Off
• Press the SELECT button for approximately 2 seconds to turn the meter on.
• To turn the meter off, press the SELECT button until the display goes blank.