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1.3 Precautions for Moving
When moving the tester to the installation site or otherwise transporting it,
take the following precautions:
Before moving the tester, turn off the power switch.
Transporting the tester with its POWER switch on can lead to electric shock
and damage.
When moving the tester, Disconnect all wires from it.
Moving the tester without disconnecting the cables may result in breakage
of the wire or injury due to the tester tipping over.
1.4 Checking power source and fuse
Toggle power line voltage
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WARNING
: This instrument is designed to operate from the overvoltage
category II. Do not operate it from the overvoltage category III or IV.
Before turning on the power, make sure of the fuse and the source voltage
agree with the LINE-VOLTAGE RANGE switch on the rear panel.
Nominal voltage range (allowable voltage range):
100V: AC (90V to110V AC)
120V: AC (108V to 132V AC)
220V: AC (198V to 242V AC)
240V: AC (216V to 260V AC)
Allowable frequency range: 47 Hz to 63 Hz
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WARNING
To prevent malfunctions, be sure to operate within the line-
voltage range.
Checking or replacing fuse
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WARNING
To prevent electric shock, before checking or replacing the
fuse, be sure to turn off the POWER switch and unplug the AC power cord.
Make sure that the fuse used conforms to the instrument specifications,
including shape, rating, and characteristics. Using a fuse with different
rating or short-circuiting, the fuse holder will damage the instrument.
1. Turn off the POWER switch, and unplug the AC power cord.
