Power Supply
WARNING
• AC Input voltage: 100/120/220/240 V AC, 50/60Hz
• The power supply voltage should not fluctuate
more than 10%.
• Connect the protective grounding conductor of the
AC power cord to an earth ground, to avoid
electrical shock.
Fuse
WARNING
• Fuse type: 0.125AT 100/120VAC
0.063AT 220/240 VAC
• Make sure the correct type of fuse is installed
before power up.
• To avoid risk of fire, replace the fuse only with the
specified type and rating.
• Disconnect the power cord before fuse
replacement.
• Make sure the cause of a fuse blowout is fixed
before fuse replacement.
Cleaning the
Instrument
• Disconnect the power cord before cleaning.
• Use a soft cloth dampened in a solution of mild
detergent and water. Do not spray any liquid.
• Do not use chemicals containing harsh material
such as benzene, toluene, xylene, and acetone.
Operation
Environment
• Location: Indoor, no direct sunlight, dust free,
almost non-conductive pollution (Note below)
• Humidity: 0~35°C: < 80%RH
>35°C: <70%RH
• Altitude: < 2000m
• Temperature: 0°C to 50°C
(Note) EN 61010-1:2010 specifies the pollution
degrees and their requirements as follows. The IDM-
8342/8341 falls under degree 2.
Pollution refers to “addition of foreign matter, solid,
liquid, or gaseous (ionized gases), that may produce
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