Sanwa M53, Instruction Manual

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[1] Safety Precautions --- Be sure to read before use. ---
Be sure to read carefully the information under “ WARNING” and
“ CAUTION” in this manual in order to prevent human injuries, electric
shock and damage to the instrument as well as other equipment.
1-1 Warning Markings and Other Symbols
The symbols and their meanings used with the instrument and in this
manual are as described below.
The information under this marking must be
observed strictly to prevent human injuries,
including burns and electric shock.
The handling information under this marking
should be observed carefully to prevent damage
to the instrument and associated equipment.
Other symbols used with the instrument and in this manual
Indicates a risk of shock due to a high voltage generated
or applied at a measuring terminal.
E Insulation resistance measurement terminal (Earth=GND)
L Insulation resistance measurement terminal (Line)
ACV AC voltage
DCV DC voltage
MΩ Insulation resistance
V. SPEED Voltage and speed measurement terminal
Voltage polarity DCV:+positive terminal, ACV:~(No polarity)
Voltage polarity DCV:-negative terminal, ACV:~(No polarity)
SPEED m/min Speed measurement range (DCV 0~20 V range)
INSUL.
TEST VOLT
Insulation test voltage ON indication
ON
POWER
Measuring power switch
WARNING
CAUTION